diff --git a/cloudfoundry-client-reactor/src/main/java/org/cloudfoundry/reactor/client/v3/quotas/organizations/ReactorOrganizationQuotasV3.java b/cloudfoundry-client-reactor/src/main/java/org/cloudfoundry/reactor/client/v3/quotas/organizations/ReactorOrganizationQuotasV3.java
index 2981f0b0f2..3f6c49d8ec 100644
--- a/cloudfoundry-client-reactor/src/main/java/org/cloudfoundry/reactor/client/v3/quotas/organizations/ReactorOrganizationQuotasV3.java
+++ b/cloudfoundry-client-reactor/src/main/java/org/cloudfoundry/reactor/client/v3/quotas/organizations/ReactorOrganizationQuotasV3.java
@@ -94,4 +94,18 @@ public Mono<String> delete(DeleteOrganizationQuotaRequest request) {
                                         "organization_quotas", request.getOrganizationQuotaId()))
                 .checkpoint();
     }
+
+    @Override
+    public Mono<ApplyOrganizationQuotaResponse> apply(ApplyOrganizationQuotaRequest request) {
+        return post(
+                        request,
+                        ApplyOrganizationQuotaResponse.class,
+                        builder ->
+                                builder.pathSegment(
+                                        "organization_quotas",
+                                        request.getOrganizationQuotaId(),
+                                        "relationships",
+                                        "organizations"))
+                .checkpoint();
+    }
 }
diff --git a/cloudfoundry-client-reactor/src/main/java/org/cloudfoundry/reactor/client/v3/quotas/spaces/ReactorSpaceQuotasV3.java b/cloudfoundry-client-reactor/src/main/java/org/cloudfoundry/reactor/client/v3/quotas/spaces/ReactorSpaceQuotasV3.java
index 93e8182a00..1a6b512520 100644
--- a/cloudfoundry-client-reactor/src/main/java/org/cloudfoundry/reactor/client/v3/quotas/spaces/ReactorSpaceQuotasV3.java
+++ b/cloudfoundry-client-reactor/src/main/java/org/cloudfoundry/reactor/client/v3/quotas/spaces/ReactorSpaceQuotasV3.java
@@ -87,4 +87,33 @@ public Mono<String> delete(DeleteSpaceQuotaRequest request) {
                         builder -> builder.pathSegment("space_quotas", request.getSpaceQuotaId()))
                 .checkpoint();
     }
+
+    @Override
+    public Mono<ApplySpaceQuotaResponse> apply(ApplySpaceQuotaRequest request) {
+        return post(
+                        request,
+                        ApplySpaceQuotaResponse.class,
+                        builder ->
+                                builder.pathSegment(
+                                        "space_quotas",
+                                        request.getSpaceQuotaId(),
+                                        "relationships",
+                                        "spaces"))
+                .checkpoint();
+    }
+
+    @Override
+    public Mono<Void> remove(RemoveSpaceQuotaRequest request) {
+        return delete(
+                        request,
+                        Void.class,
+                        builder ->
+                                builder.pathSegment(
+                                        "space_quotas",
+                                        request.getSpaceQuotaId(),
+                                        "relationships",
+                                        "spaces",
+                                        request.getSpaceId()))
+                .checkpoint();
+    }
 }
diff --git a/cloudfoundry-client-reactor/src/test/java/org/cloudfoundry/reactor/client/v3/quotas/organizations/ReactorOrganizationQuotasV3Test.java b/cloudfoundry-client-reactor/src/test/java/org/cloudfoundry/reactor/client/v3/quotas/organizations/ReactorOrganizationQuotasV3Test.java
index 9d2485153e..8488b3271a 100644
--- a/cloudfoundry-client-reactor/src/test/java/org/cloudfoundry/reactor/client/v3/quotas/organizations/ReactorOrganizationQuotasV3Test.java
+++ b/cloudfoundry-client-reactor/src/test/java/org/cloudfoundry/reactor/client/v3/quotas/organizations/ReactorOrganizationQuotasV3Test.java
@@ -22,11 +22,14 @@
 
 import java.time.Duration;
 import java.util.Collections;
+import java.util.Map;
 import org.cloudfoundry.client.v3.Link;
 import org.cloudfoundry.client.v3.Pagination;
 import org.cloudfoundry.client.v3.Relationship;
 import org.cloudfoundry.client.v3.ToManyRelationship;
-import org.cloudfoundry.client.v3.quotas.*;
+import org.cloudfoundry.client.v3.quotas.Apps;
+import org.cloudfoundry.client.v3.quotas.Routes;
+import org.cloudfoundry.client.v3.quotas.Services;
 import org.cloudfoundry.client.v3.quotas.organizations.*;
 import org.cloudfoundry.reactor.InteractionContext;
 import org.cloudfoundry.reactor.TestRequest;
@@ -51,13 +54,13 @@ void create() {
                                         .method(POST)
                                         .path("/organization_quotas")
                                         .payload(
-                                                "fixtures/client/v3/organization_quotas/POST_request.json")
+                                                "fixtures/client/v3/quotas/organizations/POST_request.json")
                                         .build())
                         .response(
                                 TestResponse.builder()
                                         .status(OK)
                                         .payload(
-                                                "fixtures/client/v3/organization_quotas/POST_response.json")
+                                                "fixtures/client/v3/quotas/organizations/POST_response.json")
                                         .build())
                         .build());
 
@@ -115,7 +118,7 @@ void get() {
                                 TestResponse.builder()
                                         .status(OK)
                                         .payload(
-                                                "fixtures/client/v3/organization_quotas/GET_{id}_response.json")
+                                                "fixtures/client/v3/quotas/organizations/GET_{id}_response.json")
                                         .build())
                         .build());
 
@@ -146,7 +149,7 @@ void list() {
                                 TestResponse.builder()
                                         .status(OK)
                                         .payload(
-                                                "fixtures/client/v3/organization_quotas/GET_response.json")
+                                                "fixtures/client/v3/quotas/organizations/GET_response.json")
                                         .build())
                         .build());
 
@@ -193,13 +196,13 @@ void update() {
                                         .path(
                                                 "/organization_quotas/24637893-3b77-489d-bb79-8466f0d88b52")
                                         .payload(
-                                                "fixtures/client/v3/organization_quotas/PATCH_{id}_request.json")
+                                                "fixtures/client/v3/quotas/organizations/PATCH_{id}_request.json")
                                         .build())
                         .response(
                                 TestResponse.builder()
                                         .status(OK)
                                         .payload(
-                                                "fixtures/client/v3/organization_quotas/PATCH_{id}_response.json")
+                                                "fixtures/client/v3/quotas/organizations/PATCH_{id}_response.json")
                                         .build())
                         .build());
 
@@ -217,6 +220,47 @@ void update() {
                 .verify(Duration.ofSeconds(5));
     }
 
+    @Test
+    void apply() {
+        mockRequest(
+                InteractionContext.builder()
+                        .request(
+                                TestRequest.builder()
+                                        .method(POST)
+                                        .path(
+                                                "/organization_quotas/24637893-3b77-489d-bb79-8466f0d88b52/relationships/organizations")
+                                        .payload(
+                                                "fixtures/client/v3/quotas/organizations/relationships/POST_{id}_request.json")
+                                        .build())
+                        .response(
+                                TestResponse.builder()
+                                        .status(OK)
+                                        .payload(
+                                                "fixtures/client/v3/quotas/organizations/relationships/POST_{id}_response.json")
+                                        .build())
+                        .build());
+
+        Relationship org1 = Relationship.builder().id("org-guid1").build();
+        Relationship org2 = Relationship.builder().id("org-guid2").build();
+
+        ToManyRelationship organizationRelationships =
+                ToManyRelationship.builder().data(org1, org2).build();
+
+        this.organizationQuotasV3
+                .apply(
+                        ApplyOrganizationQuotaRequest.builder()
+                                .organizationQuotaId("24637893-3b77-489d-bb79-8466f0d88b52")
+                                .organizationRelationships(organizationRelationships)
+                                .build())
+                .as(StepVerifier::create)
+                .expectNext(
+                        ApplyOrganizationQuotaResponse.builder()
+                                .from(expectedApplyOrganizationQuotaResponse())
+                                .build())
+                .expectComplete()
+                .verify(Duration.ofSeconds(5));
+    }
+
     @NotNull
     private static OrganizationQuotaResource expectedOrganizationQuotaResource1() {
         return buildOrganizationQuotaResource(
@@ -232,6 +276,28 @@ private static OrganizationQuotaResource expectedOrganizationQuotaResource2() {
                 "144251f2-a202-4ffe-ab47-9046c4077e99");
     }
 
+    @NotNull
+    private static ApplyOrganizationQuotaResponse expectedApplyOrganizationQuotaResponse() {
+
+        Relationship org1 = Relationship.builder().id("org-guid1").build();
+        Relationship org2 = Relationship.builder().id("org-guid2").build();
+        Relationship existingOrg = Relationship.builder().id("previous-org-guid").build();
+
+        ToManyRelationship organizationRelationships =
+                ToManyRelationship.builder().data(org1, org2, existingOrg).build();
+        Link selfLink =
+                Link.builder()
+                        .href(
+                                "https://api.example.org/v3/organization_quotas/24637893-3b77-489d-bb79-8466f0d88b52/relationships/organizations")
+                        .build();
+        Map<String, Link> links = Collections.singletonMap("self", selfLink);
+
+        return ApplyOrganizationQuotaResponse.builder()
+                .organizationRelationships(organizationRelationships)
+                .links(links)
+                .build();
+    }
+
     @NotNull
     private static OrganizationQuotaResource buildOrganizationQuotaResource(
             String id, String name, String relatedOrganizationId) {
diff --git a/cloudfoundry-client-reactor/src/test/java/org/cloudfoundry/reactor/client/v3/quotas/spaces/ReactorSpaceQuotasV3Test.java b/cloudfoundry-client-reactor/src/test/java/org/cloudfoundry/reactor/client/v3/quotas/spaces/ReactorSpaceQuotasV3Test.java
index 34231e9426..7923efbb31 100644
--- a/cloudfoundry-client-reactor/src/test/java/org/cloudfoundry/reactor/client/v3/quotas/spaces/ReactorSpaceQuotasV3Test.java
+++ b/cloudfoundry-client-reactor/src/test/java/org/cloudfoundry/reactor/client/v3/quotas/spaces/ReactorSpaceQuotasV3Test.java
@@ -16,21 +16,16 @@
 
 package org.cloudfoundry.reactor.client.v3.quotas.spaces;
 
-import static io.netty.handler.codec.http.HttpMethod.DELETE;
-import static io.netty.handler.codec.http.HttpMethod.GET;
-import static io.netty.handler.codec.http.HttpMethod.PATCH;
-import static io.netty.handler.codec.http.HttpMethod.POST;
-import static io.netty.handler.codec.http.HttpResponseStatus.ACCEPTED;
-import static io.netty.handler.codec.http.HttpResponseStatus.OK;
+import static io.netty.handler.codec.http.HttpMethod.*;
+import static io.netty.handler.codec.http.HttpResponseStatus.*;
 
 import java.time.Duration;
 import java.util.Collections;
-import org.cloudfoundry.client.v3.Link;
-import org.cloudfoundry.client.v3.Pagination;
-import org.cloudfoundry.client.v3.Relationship;
-import org.cloudfoundry.client.v3.ToManyRelationship;
-import org.cloudfoundry.client.v3.ToOneRelationship;
-import org.cloudfoundry.client.v3.quotas.*;
+import java.util.Map;
+import org.cloudfoundry.client.v3.*;
+import org.cloudfoundry.client.v3.quotas.Apps;
+import org.cloudfoundry.client.v3.quotas.Routes;
+import org.cloudfoundry.client.v3.quotas.Services;
 import org.cloudfoundry.client.v3.quotas.spaces.*;
 import org.cloudfoundry.reactor.InteractionContext;
 import org.cloudfoundry.reactor.TestRequest;
@@ -57,13 +52,13 @@ void create() {
                                         .method(POST)
                                         .path("/space_quotas")
                                         .payload(
-                                                "fixtures/client/v3/space_quotas/POST_request.json")
+                                                "fixtures/client/v3/quotas/spaces/POST_request.json")
                                         .build())
                         .response(
                                 TestResponse.builder()
                                         .status(OK)
                                         .payload(
-                                                "fixtures/client/v3/space_quotas/POST_response.json")
+                                                "fixtures/client/v3/quotas/spaces/POST_response.json")
                                         .build())
                         .build());
 
@@ -143,7 +138,7 @@ void get() {
                                 TestResponse.builder()
                                         .status(OK)
                                         .payload(
-                                                "fixtures/client/v3/space_quotas/GET_{id}_response.json")
+                                                "fixtures/client/v3/quotas/spaces/GET_{id}_response.json")
                                         .build())
                         .build());
 
@@ -165,7 +160,7 @@ void list() {
                                 TestResponse.builder()
                                         .status(OK)
                                         .payload(
-                                                "fixtures/client/v3/space_quotas/GET_response.json")
+                                                "fixtures/client/v3/quotas/spaces/GET_response.json")
                                         .build())
                         .build());
 
@@ -211,13 +206,13 @@ void update() {
                                         .method(PATCH)
                                         .path("/space_quotas/" + EXPECTED_SPACE_QUOTA_ID_1)
                                         .payload(
-                                                "fixtures/client/v3/space_quotas/PATCH_{id}_request.json")
+                                                "fixtures/client/v3/quotas/spaces/PATCH_{id}_request.json")
                                         .build())
                         .response(
                                 TestResponse.builder()
                                         .status(OK)
                                         .payload(
-                                                "fixtures/client/v3/space_quotas/PATCH_{id}_response.json")
+                                                "fixtures/client/v3/quotas/spaces/PATCH_{id}_response.json")
                                         .build())
                         .build());
 
@@ -235,6 +230,71 @@ void update() {
                 .verify(Duration.ofSeconds(5));
     }
 
+    @Test
+    void apply() {
+        mockRequest(
+                InteractionContext.builder()
+                        .request(
+                                TestRequest.builder()
+                                        .method(POST)
+                                        .path(
+                                                "/space_quotas/24637893-3b77-489d-bb79-8466f0d88b52/relationships/spaces")
+                                        .payload(
+                                                "fixtures/client/v3/quotas/spaces/relationships/POST_{id}_request.json")
+                                        .build())
+                        .response(
+                                TestResponse.builder()
+                                        .status(OK)
+                                        .payload(
+                                                "fixtures/client/v3/quotas/spaces/relationships/POST_{id}_response.json")
+                                        .build())
+                        .build());
+
+        Relationship space1 = Relationship.builder().id("space-guid1").build();
+        Relationship space2 = Relationship.builder().id("space-guid2").build();
+
+        ToManyRelationship organizationRelationships =
+                ToManyRelationship.builder().data(space1, space2).build();
+
+        this.spaceQuotasV3
+                .apply(
+                        ApplySpaceQuotaRequest.builder()
+                                .spaceQuotaId("24637893-3b77-489d-bb79-8466f0d88b52")
+                                .spaceRelationships(organizationRelationships)
+                                .build())
+                .as(StepVerifier::create)
+                .expectNext(
+                        ApplySpaceQuotaResponse.builder()
+                                .from(expectedApplySpaceQuotaResponse())
+                                .build())
+                .expectComplete()
+                .verify(Duration.ofSeconds(5));
+    }
+
+    @Test
+    void remove() {
+        mockRequest(
+                InteractionContext.builder()
+                        .request(
+                                TestRequest.builder()
+                                        .method(DELETE)
+                                        .path(
+                                                "/space_quotas/test-space-quota-id/relationships/spaces/test-space-guid")
+                                        .build())
+                        .response(TestResponse.builder().status(NO_CONTENT).build())
+                        .build());
+
+        this.spaceQuotasV3
+                .remove(
+                        RemoveSpaceQuotaRequest.builder()
+                                .spaceQuotaId("test-space-quota-id")
+                                .spaceId("test-space-guid")
+                                .build())
+                .as(StepVerifier::create)
+                .expectComplete()
+                .verify(Duration.ofSeconds(5));
+    }
+
     @NotNull
     private static SpaceQuotaResource expectedSpaceQuotaResource1() {
         return buildSpaceQuotaResource(
@@ -252,6 +312,28 @@ private static SpaceQuotaResource expectedSpaceQuotaResource2() {
                 null);
     }
 
+    @NotNull
+    private static ApplySpaceQuotaResponse expectedApplySpaceQuotaResponse() {
+
+        Relationship space1 = Relationship.builder().id("space-guid1").build();
+        Relationship space2 = Relationship.builder().id("space-guid2").build();
+        Relationship existingSpace = Relationship.builder().id("previous-space-guid").build();
+
+        ToManyRelationship spaceRelationships =
+                ToManyRelationship.builder().data(space1, space2, existingSpace).build();
+        Link selfLink =
+                Link.builder()
+                        .href(
+                                "https://api.example.org/v3/space_quotas/24637893-3b77-489d-bb79-8466f0d88b52/relationships/spaces")
+                        .build();
+        Map<String, Link> links = Collections.singletonMap("self", selfLink);
+
+        return ApplySpaceQuotaResponse.builder()
+                .spaceRelationships(spaceRelationships)
+                .links(links)
+                .build();
+    }
+
     @NotNull
     private static SpaceQuotaResource buildSpaceQuotaResource(
             String id, String name, String relatedOrganizationId, String relatedSpaceId) {
diff --git a/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/organization_quotas/GET_response.json b/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/organizations/GET_response.json
similarity index 100%
rename from cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/organization_quotas/GET_response.json
rename to cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/organizations/GET_response.json
diff --git a/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/organization_quotas/GET_{id}_response.json b/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/organizations/GET_{id}_response.json
similarity index 100%
rename from cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/organization_quotas/GET_{id}_response.json
rename to cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/organizations/GET_{id}_response.json
diff --git a/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/organization_quotas/PATCH_{id}_request.json b/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/organizations/PATCH_{id}_request.json
similarity index 100%
rename from cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/organization_quotas/PATCH_{id}_request.json
rename to cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/organizations/PATCH_{id}_request.json
diff --git a/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/organization_quotas/PATCH_{id}_response.json b/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/organizations/PATCH_{id}_response.json
similarity index 100%
rename from cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/organization_quotas/PATCH_{id}_response.json
rename to cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/organizations/PATCH_{id}_response.json
diff --git a/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/organization_quotas/POST_request.json b/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/organizations/POST_request.json
similarity index 100%
rename from cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/organization_quotas/POST_request.json
rename to cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/organizations/POST_request.json
diff --git a/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/organization_quotas/POST_response.json b/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/organizations/POST_response.json
similarity index 100%
rename from cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/organization_quotas/POST_response.json
rename to cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/organizations/POST_response.json
diff --git a/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/organizations/relationships/POST_{id}_request.json b/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/organizations/relationships/POST_{id}_request.json
new file mode 100644
index 0000000000..093842883d
--- /dev/null
+++ b/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/organizations/relationships/POST_{id}_request.json
@@ -0,0 +1,10 @@
+{
+  "data": [
+    {
+      "guid": "org-guid1"
+    },
+    {
+      "guid": "org-guid2"
+    }
+  ]
+}
\ No newline at end of file
diff --git a/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/organizations/relationships/POST_{id}_response.json b/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/organizations/relationships/POST_{id}_response.json
new file mode 100644
index 0000000000..e1abe6da19
--- /dev/null
+++ b/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/organizations/relationships/POST_{id}_response.json
@@ -0,0 +1,18 @@
+{
+  "data": [
+    {
+      "guid": "org-guid1"
+    },
+    {
+      "guid": "org-guid2"
+    },
+    {
+      "guid": "previous-org-guid"
+    }
+  ],
+  "links": {
+    "self": {
+      "href": "https://api.example.org/v3/organization_quotas/24637893-3b77-489d-bb79-8466f0d88b52/relationships/organizations"
+    }
+  }
+}
\ No newline at end of file
diff --git a/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/space_quotas/GET_response.json b/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/spaces/GET_response.json
similarity index 100%
rename from cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/space_quotas/GET_response.json
rename to cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/spaces/GET_response.json
diff --git a/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/space_quotas/GET_{id}_response.json b/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/spaces/GET_{id}_response.json
similarity index 100%
rename from cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/space_quotas/GET_{id}_response.json
rename to cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/spaces/GET_{id}_response.json
diff --git a/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/space_quotas/PATCH_{id}_request.json b/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/spaces/PATCH_{id}_request.json
similarity index 100%
rename from cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/space_quotas/PATCH_{id}_request.json
rename to cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/spaces/PATCH_{id}_request.json
diff --git a/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/space_quotas/PATCH_{id}_response.json b/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/spaces/PATCH_{id}_response.json
similarity index 100%
rename from cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/space_quotas/PATCH_{id}_response.json
rename to cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/spaces/PATCH_{id}_response.json
diff --git a/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/space_quotas/POST_request.json b/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/spaces/POST_request.json
similarity index 100%
rename from cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/space_quotas/POST_request.json
rename to cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/spaces/POST_request.json
diff --git a/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/space_quotas/POST_response.json b/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/spaces/POST_response.json
similarity index 100%
rename from cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/space_quotas/POST_response.json
rename to cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/spaces/POST_response.json
diff --git a/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/spaces/relationships/POST_{id}_request.json b/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/spaces/relationships/POST_{id}_request.json
new file mode 100644
index 0000000000..9cf906732a
--- /dev/null
+++ b/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/spaces/relationships/POST_{id}_request.json
@@ -0,0 +1,10 @@
+{
+  "data": [
+    {
+      "guid": "space-guid1"
+    },
+    {
+      "guid": "space-guid2"
+    }
+  ]
+}
\ No newline at end of file
diff --git a/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/spaces/relationships/POST_{id}_response.json b/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/spaces/relationships/POST_{id}_response.json
new file mode 100644
index 0000000000..7b316d68e3
--- /dev/null
+++ b/cloudfoundry-client-reactor/src/test/resources/fixtures/client/v3/quotas/spaces/relationships/POST_{id}_response.json
@@ -0,0 +1,18 @@
+{
+  "data": [
+    {
+      "guid": "space-guid1"
+    },
+    {
+      "guid": "space-guid2"
+    },
+    {
+      "guid": "previous-space-guid"
+    }
+  ],
+  "links": {
+    "self": {
+      "href": "https://api.example.org/v3/space_quotas/24637893-3b77-489d-bb79-8466f0d88b52/relationships/spaces"
+    }
+  }
+}
\ No newline at end of file
diff --git a/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/quotas/organizations/OrganizationQuotasV3.java b/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/quotas/organizations/OrganizationQuotasV3.java
index cb6f9a4223..624e7374b2 100644
--- a/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/quotas/organizations/OrganizationQuotasV3.java
+++ b/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/quotas/organizations/OrganizationQuotasV3.java
@@ -66,4 +66,13 @@ public interface OrganizationQuotasV3 {
      * @return the response from the Delete Organization Quota  request
      */
     Mono<String> delete(DeleteOrganizationQuotaRequest request);
+
+    /**
+     * Makes the <a href="https://v3-apidocs.cloudfoundry.org/version/3.200.0/index.html#apply-an-organization-quota-to-an-organization">Apply an Organization Quota to an Organization </a>
+     * request
+     *
+     * @param request the Apply an Organization Quota to an Organization request
+     * @return the response from the Apply an Organization Quota to an Organization request
+     */
+    Mono<ApplyOrganizationQuotaResponse> apply(ApplyOrganizationQuotaRequest request);
 }
diff --git a/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/quotas/organizations/_ApplyOrganizationQuotaRequest.java b/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/quotas/organizations/_ApplyOrganizationQuotaRequest.java
new file mode 100644
index 0000000000..84ca9423cf
--- /dev/null
+++ b/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/quotas/organizations/_ApplyOrganizationQuotaRequest.java
@@ -0,0 +1,28 @@
+package org.cloudfoundry.client.v3.quotas.organizations;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import com.fasterxml.jackson.annotation.JsonUnwrapped;
+import com.fasterxml.jackson.databind.annotation.JsonSerialize;
+import org.cloudfoundry.client.v3.ToManyRelationship;
+import org.immutables.value.Value;
+
+/**
+ * The request payload to apply an Organization Quota to an Organization
+ */
+@JsonSerialize
+@Value.Immutable
+abstract class _ApplyOrganizationQuotaRequest {
+
+    /**
+     * The Organization Quota id
+     */
+    @JsonIgnore
+    abstract String getOrganizationQuotaId();
+
+    /**
+     * Relationships to the organizations where the quota is applied
+     * Use of JsonUnwrapped to inline the organization relationships as per the API spec
+     */
+    @JsonUnwrapped
+    abstract ToManyRelationship organizationRelationships();
+}
diff --git a/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/quotas/organizations/_ApplyOrganizationQuotaResponse.java b/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/quotas/organizations/_ApplyOrganizationQuotaResponse.java
new file mode 100644
index 0000000000..eaf61f61a1
--- /dev/null
+++ b/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/quotas/organizations/_ApplyOrganizationQuotaResponse.java
@@ -0,0 +1,33 @@
+package org.cloudfoundry.client.v3.quotas.organizations;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonUnwrapped;
+import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
+import org.cloudfoundry.AllowNulls;
+import org.cloudfoundry.client.v3.Link;
+import org.cloudfoundry.client.v3.ToManyRelationship;
+import org.immutables.value.Value;
+
+import java.util.Map;
+
+/**
+ * The response payload for applying an Organization Quota to an Organization
+ */
+@JsonDeserialize
+@Value.Immutable
+abstract class _ApplyOrganizationQuotaResponse {
+
+    /**
+     * Relationships to the organizations where the quota is applied
+     * Use of JsonUnwrapped to inline the organization relationships as per the API spec
+     */
+    @JsonUnwrapped
+    abstract ToManyRelationship organizationRelationships();
+
+    /**
+     * Links to related resources and actions for the resource
+     */
+    @AllowNulls
+    @JsonProperty("links")
+    public abstract Map<String, Link> getLinks();
+}
diff --git a/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/quotas/spaces/SpaceQuotasV3.java b/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/quotas/spaces/SpaceQuotasV3.java
index cf34330e8c..ae2b00143d 100644
--- a/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/quotas/spaces/SpaceQuotasV3.java
+++ b/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/quotas/spaces/SpaceQuotasV3.java
@@ -33,7 +33,7 @@ public interface SpaceQuotasV3 {
     Mono<CreateSpaceQuotaResponse> create(CreateSpaceQuotaRequest request);
 
     /**
-     * Makes the <a href="https://v3-apidocs.cloudfoundry.org/version/3.201.0/#get-a-space-quota">Get Space Quota</a>
+     * Makes the <a href="https://v3-apidocs.cloudfoundry.org/version/3.200.0/#get-a-space-quota">Get Space Quota</a>
      * request
      *
      * @param request the Get Space Quota request
@@ -42,7 +42,7 @@ public interface SpaceQuotasV3 {
     Mono<GetSpaceQuotaResponse> get(GetSpaceQuotaRequest request);
 
     /**
-     * Makes the <a href="https://v3-apidocs.cloudfoundry.org/version/3.201.0/#list-space-quotas">List all Space Quota</a>
+     * Makes the <a href="https://v3-apidocs.cloudfoundry.org/version/3.200.0/#list-space-quotas">List all Space Quota</a>
      * request
      *
      * @param request the List all Space Quotas request
@@ -50,7 +50,7 @@ public interface SpaceQuotasV3 {
      */
     Mono<ListSpaceQuotasResponse> list(ListSpaceQuotasRequest request);
 
-    /** Makes the <a href="https://v3-apidocs.cloudfoundry.org/version/3.123.0/index.html#update-a-space-quota">Update Space Quota</a>
+    /** Makes the <a href="https://v3-apidocs.cloudfoundry.org/version/3.200.0/index.html#update-a-space-quota">Update Space Quota</a>
      * request
      *
      * @param request the Update Space Quota request
@@ -59,11 +59,29 @@ public interface SpaceQuotasV3 {
     Mono<UpdateSpaceQuotaResponse> update(UpdateSpaceQuotaRequest request);
 
     /**
-     * Makes the <a href="https://v3-apidocs.cloudfoundry.org/version/3.123.0/index.html#delete-a-space-quota">Delete Space Quota</a>
+     * Makes the <a href="https://v3-apidocs.cloudfoundry.org/version/3.200.0/index.html#delete-a-space-quota">Delete Space Quota</a>
      * request
      *
      * @param request the Delete Space Quota request
      * @return the response from the Space Organization Quota request
      */
     Mono<String> delete(DeleteSpaceQuotaRequest request);
+
+    /**
+     * Makes the <a href="https://v3-apidocs.cloudfoundry.org/version/3.200.0/index.html#apply-a-space-quota-to-a-space">Apply a Space Quota to a Space </a>
+     * request
+     *
+     * @param request the Apply a Space Quota to a Space request
+     * @return the response from the Apply a Space Quota to a Space request
+     */
+    Mono<ApplySpaceQuotaResponse> apply(ApplySpaceQuotaRequest request);
+
+    /**
+     * Makes the <a href="https://v3-apidocs.cloudfoundry.org/version/3.200.0/index.html#remove-a-space-quota-from-a-space">Remove a Space Quota from a Space </a>
+     * request
+     *
+     * @param request the Remove a Space Quota from a Space request
+     * @return the response from the Remove a Space Quota from a Space request
+     */
+    Mono<Void> remove(RemoveSpaceQuotaRequest request);
 }
diff --git a/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/quotas/spaces/_ApplySpaceQuotaRequest.java b/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/quotas/spaces/_ApplySpaceQuotaRequest.java
new file mode 100644
index 0000000000..ddb1bb0d0e
--- /dev/null
+++ b/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/quotas/spaces/_ApplySpaceQuotaRequest.java
@@ -0,0 +1,28 @@
+package org.cloudfoundry.client.v3.quotas.spaces;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import com.fasterxml.jackson.annotation.JsonUnwrapped;
+import com.fasterxml.jackson.databind.annotation.JsonSerialize;
+import org.cloudfoundry.client.v3.ToManyRelationship;
+import org.immutables.value.Value;
+
+/**
+ * The request payload to apply an Space Quota to a Space
+ */
+@JsonSerialize
+@Value.Immutable
+abstract class _ApplySpaceQuotaRequest {
+
+    /**
+     * The Space Quota id
+     */
+    @JsonIgnore
+    abstract String getSpaceQuotaId();
+
+    /**
+     * Relationships to the spaces where the quota is applied
+     * Use of JsonUnwrapped to inline the space relationships as per the API spec
+     */
+    @JsonUnwrapped
+    abstract ToManyRelationship spaceRelationships();
+}
diff --git a/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/quotas/spaces/_ApplySpaceQuotaResponse.java b/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/quotas/spaces/_ApplySpaceQuotaResponse.java
new file mode 100644
index 0000000000..fe721048e7
--- /dev/null
+++ b/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/quotas/spaces/_ApplySpaceQuotaResponse.java
@@ -0,0 +1,33 @@
+package org.cloudfoundry.client.v3.quotas.spaces;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonUnwrapped;
+import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
+import org.cloudfoundry.AllowNulls;
+import org.cloudfoundry.client.v3.Link;
+import org.cloudfoundry.client.v3.ToManyRelationship;
+import org.immutables.value.Value;
+
+import java.util.Map;
+
+/**
+ * The response payload for applying a Space Quota to a Space
+ */
+@JsonDeserialize
+@Value.Immutable
+abstract class _ApplySpaceQuotaResponse {
+
+    /**
+     * Relationships to the spaces where the quota is applied
+     * Use of JsonUnwrapped to inline the space relationships as per the API spec
+     */
+    @JsonUnwrapped
+    abstract ToManyRelationship spaceRelationships();
+
+    /**
+     * Links to related resources and actions for the resource
+     */
+    @AllowNulls
+    @JsonProperty("links")
+    public abstract Map<String, Link> getLinks();
+}
diff --git a/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/quotas/spaces/_RemoveSpaceQuotaRequest.java b/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/quotas/spaces/_RemoveSpaceQuotaRequest.java
new file mode 100644
index 0000000000..38f08bb525
--- /dev/null
+++ b/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/quotas/spaces/_RemoveSpaceQuotaRequest.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2013-2025 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.cloudfoundry.client.v3.quotas.spaces;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import org.immutables.value.Value;
+
+/**
+ * The request payload to Remove a space quota from a space
+ */
+@Value.Immutable
+abstract class _RemoveSpaceQuotaRequest {
+
+    /**
+     * The space quota id
+     */
+    @JsonIgnore
+    abstract String getSpaceQuotaId();
+
+    /**
+     * The space id
+     */
+    @JsonIgnore
+    abstract String getSpaceId();
+
+}
diff --git a/cloudfoundry-client/src/test/java/org/cloudfoundry/client/v3/quotas/organizations/ApplyOrganizationQuotaRequestTest.java b/cloudfoundry-client/src/test/java/org/cloudfoundry/client/v3/quotas/organizations/ApplyOrganizationQuotaRequestTest.java
new file mode 100644
index 0000000000..6a572188c9
--- /dev/null
+++ b/cloudfoundry-client/src/test/java/org/cloudfoundry/client/v3/quotas/organizations/ApplyOrganizationQuotaRequestTest.java
@@ -0,0 +1,63 @@
+/*
+ * Copyright 2013-2025 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.cloudfoundry.client.v3.quotas.organizations;
+
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
+import org.cloudfoundry.client.v3.Relationship;
+import org.cloudfoundry.client.v3.ToManyRelationship;
+import org.junit.jupiter.api.Test;
+
+final class ApplyOrganizationQuotaRequestTest {
+
+    @Test
+    void noOrganizationRelationships() {
+        assertThrows(
+                IllegalStateException.class,
+                () ->
+                        ApplyOrganizationQuotaRequest.builder()
+                                .organizationQuotaId("quota-id")
+                                .build());
+    }
+
+    @Test
+    void noOrganizationQuotaId() {
+        Relationship organizationRelationship =
+                Relationship.builder().id("organization-id").build();
+        ToManyRelationship organizationRelationships =
+                ToManyRelationship.builder().data(organizationRelationship).build();
+
+        assertThrows(
+                IllegalStateException.class,
+                () ->
+                        ApplyOrganizationQuotaRequest.builder()
+                                .organizationRelationships(organizationRelationships)
+                                .build());
+    }
+
+    @Test
+    void valid() {
+        Relationship organizationRelationship =
+                Relationship.builder().id("organization-id").build();
+        ToManyRelationship organizationRelationships =
+                ToManyRelationship.builder().data(organizationRelationship).build();
+        ApplyOrganizationQuotaRequest.builder()
+                .organizationQuotaId("quota-id")
+                .organizationRelationships(organizationRelationships)
+                .build();
+    }
+}
diff --git a/cloudfoundry-client/src/test/java/org/cloudfoundry/client/v3/quotas/spaces/ApplySpaceQuotaRequestTest.java b/cloudfoundry-client/src/test/java/org/cloudfoundry/client/v3/quotas/spaces/ApplySpaceQuotaRequestTest.java
new file mode 100644
index 0000000000..63b8b8061d
--- /dev/null
+++ b/cloudfoundry-client/src/test/java/org/cloudfoundry/client/v3/quotas/spaces/ApplySpaceQuotaRequestTest.java
@@ -0,0 +1,58 @@
+/*
+ * Copyright 2013-2025 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.cloudfoundry.client.v3.quotas.spaces;
+
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
+import org.cloudfoundry.client.v3.Relationship;
+import org.cloudfoundry.client.v3.ToManyRelationship;
+import org.junit.jupiter.api.Test;
+
+final class ApplySpaceQuotaRequestTest {
+
+    @Test
+    void noSpaceRelationships() {
+        assertThrows(
+                IllegalStateException.class,
+                () -> ApplySpaceQuotaRequest.builder().spaceQuotaId("quota-id").build());
+    }
+
+    @Test
+    void noSpaceQuotaId() {
+        Relationship spaceRelationship = Relationship.builder().id("space-id").build();
+        ToManyRelationship spaceRelationships =
+                ToManyRelationship.builder().data(spaceRelationship).build();
+
+        assertThrows(
+                IllegalStateException.class,
+                () ->
+                        ApplySpaceQuotaRequest.builder()
+                                .spaceRelationships(spaceRelationships)
+                                .build());
+    }
+
+    @Test
+    void valid() {
+        Relationship spaceRelationship = Relationship.builder().id("space-id").build();
+        ToManyRelationship spaceRelationships =
+                ToManyRelationship.builder().data(spaceRelationship).build();
+        ApplySpaceQuotaRequest.builder()
+                .spaceQuotaId("quota-id")
+                .spaceRelationships(spaceRelationships)
+                .build();
+    }
+}
diff --git a/cloudfoundry-client/src/test/java/org/cloudfoundry/client/v3/quotas/spaces/RemoveSpaceQuotaRequestTest.java b/cloudfoundry-client/src/test/java/org/cloudfoundry/client/v3/quotas/spaces/RemoveSpaceQuotaRequestTest.java
new file mode 100644
index 0000000000..64f8490b07
--- /dev/null
+++ b/cloudfoundry-client/src/test/java/org/cloudfoundry/client/v3/quotas/spaces/RemoveSpaceQuotaRequestTest.java
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2013-2025 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.cloudfoundry.client.v3.quotas.spaces;
+
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
+import org.junit.jupiter.api.Test;
+
+final class RemoveSpaceQuotaRequestTest {
+
+    @Test
+    void noSpaceId() {
+        assertThrows(
+                IllegalStateException.class,
+                () -> RemoveSpaceQuotaRequest.builder().spaceQuotaId("quota-id").build());
+    }
+
+    @Test
+    void noSpaceQuotaId() {
+        assertThrows(
+                IllegalStateException.class,
+                () -> RemoveSpaceQuotaRequest.builder().spaceId("space-guid").build());
+    }
+
+    @Test
+    void valid() {
+        RemoveSpaceQuotaRequest.builder().spaceQuotaId("quota-id").spaceId("space-guid").build();
+    }
+}
diff --git a/integration-test/src/test/java/org/cloudfoundry/client/v3/OrganizationQuotasTest.java b/integration-test/src/test/java/org/cloudfoundry/client/v3/OrganizationQuotasTest.java
index 15b0239c96..e719fcc1b2 100644
--- a/integration-test/src/test/java/org/cloudfoundry/client/v3/OrganizationQuotasTest.java
+++ b/integration-test/src/test/java/org/cloudfoundry/client/v3/OrganizationQuotasTest.java
@@ -19,11 +19,16 @@
 import static org.assertj.core.api.Assertions.assertThat;
 
 import java.time.Duration;
+import java.util.List;
 import org.cloudfoundry.AbstractIntegrationTest;
 import org.cloudfoundry.CloudFoundryVersion;
 import org.cloudfoundry.IfCloudFoundryVersion;
 import org.cloudfoundry.client.CloudFoundryClient;
-import org.cloudfoundry.client.v3.quotas.*;
+import org.cloudfoundry.client.v3.organizations.CreateOrganizationRequest;
+import org.cloudfoundry.client.v3.organizations.Organization;
+import org.cloudfoundry.client.v3.quotas.Apps;
+import org.cloudfoundry.client.v3.quotas.Routes;
+import org.cloudfoundry.client.v3.quotas.Services;
 import org.cloudfoundry.client.v3.quotas.organizations.*;
 import org.cloudfoundry.util.JobUtils;
 import org.cloudfoundry.util.PaginationUtils;
@@ -197,6 +202,43 @@ public void update() {
                 .verify(Duration.ofMinutes(5));
     }
 
+    @Test
+    public void apply() {
+        String orgName = this.nameFactory.getOrganizationName();
+        String organizationId = createOrganization(this.cloudFoundryClient, orgName).getId();
+        Relationship organizationRelationship1 = Relationship.builder().id(organizationId).build();
+        ToManyRelationship organizationRelationships =
+                ToManyRelationship.builder().data(organizationRelationship1).build();
+
+        String organizationQuotaName = this.nameFactory.getQuotaDefinitionName();
+
+        createOrganizationQuotaId(this.cloudFoundryClient, organizationQuotaName)
+                .flatMap(
+                        organizationQuotaId -> {
+                            ApplyOrganizationQuotaRequest applyOrganizationQuotaRequest =
+                                    ApplyOrganizationQuotaRequest.builder()
+                                            .organizationQuotaId(organizationQuotaId)
+                                            .organizationRelationships(organizationRelationships)
+                                            .build();
+                            return this.cloudFoundryClient
+                                    .organizationQuotasV3()
+                                    .apply(applyOrganizationQuotaRequest);
+                        })
+                .as(StepVerifier::create)
+                .consumeNextWith(
+                        applyOrganizationQuotaResponse -> {
+                            List<Relationship> organizationRelationshipsData =
+                                    applyOrganizationQuotaResponse
+                                            .organizationRelationships()
+                                            .getData();
+                            assertThat(organizationRelationshipsData.size()).isEqualTo(1);
+                            assertThat(organizationRelationshipsData.get(0).getId())
+                                    .isEqualTo(organizationId);
+                        })
+                .expectComplete()
+                .verify(Duration.ofMinutes(5));
+    }
+
     private static Mono<String> createOrganizationQuotaId(
             CloudFoundryClient cloudFoundryClient, String organizationQuotaName) {
         return createOrganizationQuota(cloudFoundryClient, organizationQuotaName)
@@ -225,4 +267,12 @@ private static Flux<OrganizationQuotaResource> requestListOrganizationQuotas(
                                                 .page(page)
                                                 .build()));
     }
+
+    private static Organization createOrganization(
+            CloudFoundryClient cloudFoundryClient, String orgName) {
+        return cloudFoundryClient
+                .organizationsV3()
+                .create(CreateOrganizationRequest.builder().name(orgName).build())
+                .block(Duration.ofMinutes(5));
+    }
 }
diff --git a/integration-test/src/test/java/org/cloudfoundry/client/v3/SpaceQuotasTest.java b/integration-test/src/test/java/org/cloudfoundry/client/v3/SpaceQuotasTest.java
index ede877a34c..a36fb49570 100644
--- a/integration-test/src/test/java/org/cloudfoundry/client/v3/SpaceQuotasTest.java
+++ b/integration-test/src/test/java/org/cloudfoundry/client/v3/SpaceQuotasTest.java
@@ -19,13 +19,18 @@
 import static org.assertj.core.api.Assertions.assertThat;
 
 import java.time.Duration;
+import java.util.Collections;
+import java.util.List;
+import java.util.stream.Collectors;
 import org.cloudfoundry.AbstractIntegrationTest;
 import org.cloudfoundry.CloudFoundryVersion;
 import org.cloudfoundry.IfCloudFoundryVersion;
 import org.cloudfoundry.client.CloudFoundryClient;
 import org.cloudfoundry.client.v3.organizations.CreateOrganizationRequest;
 import org.cloudfoundry.client.v3.organizations.Organization;
-import org.cloudfoundry.client.v3.quotas.*;
+import org.cloudfoundry.client.v3.quotas.Apps;
+import org.cloudfoundry.client.v3.quotas.Routes;
+import org.cloudfoundry.client.v3.quotas.Services;
 import org.cloudfoundry.client.v3.quotas.spaces.*;
 import org.cloudfoundry.client.v3.spaces.CreateSpaceRequest;
 import org.cloudfoundry.client.v3.spaces.Space;
@@ -105,7 +110,7 @@ public void create() {
     public void createWithSpaceRelationship() {
         String spaceQuotaName = this.nameFactory.getQuotaDefinitionName();
         SpaceQuotaRelationships spaceQuotaRelationships =
-                createSpaceQuotaRelationships(organizationId, spaceId);
+                createSpaceQuotaRelationships(organizationId, Collections.singletonList(spaceId));
 
         Apps spaceQuotaAppLimits =
                 Apps.builder()
@@ -277,6 +282,72 @@ public void delete() {
                 .verify(Duration.ofMinutes(5));
     }
 
+    @Test
+    public void apply() {
+        String spaceQuotaName = this.nameFactory.getQuotaDefinitionName();
+
+        Relationship spaceRelationship1 = Relationship.builder().id(spaceId).build();
+        ToManyRelationship spaceRelationships =
+                ToManyRelationship.builder().data(spaceRelationship1).build();
+
+        createSpaceQuotaId(this.cloudFoundryClient, spaceQuotaName, organizationId)
+                .flatMap(
+                        spaceQuotaId -> {
+                            ApplySpaceQuotaRequest applySpaceQuotaRequest =
+                                    ApplySpaceQuotaRequest.builder()
+                                            .spaceQuotaId(spaceQuotaId)
+                                            .spaceRelationships(spaceRelationships)
+                                            .build();
+                            return this.cloudFoundryClient
+                                    .spaceQuotasV3()
+                                    .apply(applySpaceQuotaRequest);
+                        })
+                .as(StepVerifier::create)
+                .consumeNextWith(
+                        applySpaceQuotaResponse -> {
+                            List<Relationship> spaceRelationshipsData =
+                                    applySpaceQuotaResponse.spaceRelationships().getData();
+                            assertThat(spaceRelationshipsData.size()).isEqualTo(1);
+                            assertThat(spaceRelationshipsData.get(0).getId()).isEqualTo(spaceId);
+                        })
+                .expectComplete()
+                .verify(Duration.ofMinutes(5));
+    }
+
+    @Test
+    public void remove() {
+        String spaceQuotaName = this.nameFactory.getQuotaDefinitionName();
+
+        // create a space quota in org with "organizationId" that is pre-associated to the space
+        // with "spaceId"
+        createSpaceQuotaId(
+                        this.cloudFoundryClient,
+                        spaceQuotaName,
+                        organizationId,
+                        Collections.singletonList(spaceId))
+                .flatMap(
+                        spaceQuotaId -> {
+                            RemoveSpaceQuotaRequest removeSpaceQuotaRequest =
+                                    RemoveSpaceQuotaRequest.builder()
+                                            .spaceQuotaId(spaceQuotaId)
+                                            .spaceId(spaceId)
+                                            .build();
+                            return this.cloudFoundryClient
+                                    .spaceQuotasV3()
+                                    .remove(removeSpaceQuotaRequest);
+                        })
+                .thenMany(requestListSpaceQuotas(this.cloudFoundryClient, spaceQuotaName))
+                .as(StepVerifier::create)
+                .consumeNextWith(
+                        spaceQuotaResource -> {
+                            List<Relationship> spaceRelationshipsData =
+                                    spaceQuotaResource.getRelationships().getSpaces().getData();
+                            assertThat(spaceRelationshipsData.size()).isEqualTo(0);
+                        })
+                .expectComplete()
+                .verify(Duration.ofMinutes(5));
+    }
+
     private static Organization createOrganization(
             CloudFoundryClient cloudFoundryClient, String orgName) {
         return cloudFoundryClient
@@ -314,15 +385,20 @@ private static SpaceQuotaRelationships createSpaceQuotaRelationships(String orgG
 
     @NotNull
     private static SpaceQuotaRelationships createSpaceQuotaRelationships(
-            String orgGuid, String spaceGuid) {
+            String orgGuid, List<String> spaceGuids) {
         ToOneRelationship organizationRelationship =
                 ToOneRelationship.builder()
                         .data(Relationship.builder().id(orgGuid).build())
                         .build();
+
+        // iterate over spaceGuids to create Relationship objects
+        List<Relationship> spaceRelationshipsData =
+                spaceGuids.stream()
+                        .map(spaceGuid -> Relationship.builder().id(spaceGuid).build())
+                        .collect(Collectors.toList());
+
         ToManyRelationship spaceRelationships =
-                ToManyRelationship.builder()
-                        .data(Relationship.builder().id(spaceGuid).build())
-                        .build();
+                ToManyRelationship.builder().data(spaceRelationshipsData).build();
         return SpaceQuotaRelationships.builder()
                 .organization(organizationRelationship)
                 .spaces(spaceRelationships)
@@ -347,6 +423,31 @@ private static Mono<CreateSpaceQuotaResponse> createSpaceQuota(
                                 .build());
     }
 
+    private static Mono<String> createSpaceQuotaId(
+            CloudFoundryClient cloudFoundryClient,
+            String spaceQuotaName,
+            String orgGuid,
+            List<String> spaceGuids) {
+        return createSpaceQuota(cloudFoundryClient, spaceQuotaName, orgGuid, spaceGuids)
+                .map(CreateSpaceQuotaResponse::getId);
+    }
+
+    private static Mono<CreateSpaceQuotaResponse> createSpaceQuota(
+            CloudFoundryClient cloudFoundryClient,
+            String spaceQuotaName,
+            String orgGuid,
+            List<String> spaceGuids) {
+        SpaceQuotaRelationships spaceQuotaRelationships =
+                createSpaceQuotaRelationships(orgGuid, spaceGuids);
+        return cloudFoundryClient
+                .spaceQuotasV3()
+                .create(
+                        CreateSpaceQuotaRequest.builder()
+                                .name(spaceQuotaName)
+                                .relationships(spaceQuotaRelationships)
+                                .build());
+    }
+
     private static Flux<SpaceQuotaResource> requestListSpaceQuotas(
             CloudFoundryClient cloudFoundryClient, String spaceName) {
         return PaginationUtils.requestClientV3Resources(