diff --git a/package-lock.json b/package-lock.json
index ac6107d4a14..61fa6d16259 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -46620,6 +46620,7 @@
         "@mongodb-js/compass-field-store": "^9.25.2",
         "@mongodb-js/compass-logging": "^1.6.2",
         "@mongodb-js/compass-telemetry": "^1.4.2",
+        "@mongodb-js/compass-workspaces": "^0.31.2",
         "bson": "^6.10.1",
         "compass-preferences-model": "^2.33.2",
         "hadron-app-registry": "^9.4.2",
@@ -58506,6 +58507,7 @@
         "@mongodb-js/compass-field-store": "^9.25.2",
         "@mongodb-js/compass-logging": "^1.6.2",
         "@mongodb-js/compass-telemetry": "^1.4.2",
+        "@mongodb-js/compass-workspaces": "^0.31.2",
         "@mongodb-js/eslint-config-compass": "^1.3.2",
         "@mongodb-js/mocha-config-compass": "^1.6.2",
         "@mongodb-js/prettier-config-compass": "^1.2.2",
diff --git a/packages/compass-schema-validation/package.json b/packages/compass-schema-validation/package.json
index 47ffa39b86e..c6f41463c01 100644
--- a/packages/compass-schema-validation/package.json
+++ b/packages/compass-schema-validation/package.json
@@ -78,6 +78,7 @@
     "@mongodb-js/compass-field-store": "^9.25.2",
     "@mongodb-js/compass-logging": "^1.6.2",
     "@mongodb-js/compass-telemetry": "^1.4.2",
+    "@mongodb-js/compass-workspaces": "^0.31.2",
     "bson": "^6.10.1",
     "compass-preferences-model": "^2.33.2",
     "hadron-app-registry": "^9.4.2",
diff --git a/packages/compass-schema-validation/src/index.ts b/packages/compass-schema-validation/src/index.ts
index 71af180d1c7..9e4d39e4ee9 100644
--- a/packages/compass-schema-validation/src/index.ts
+++ b/packages/compass-schema-validation/src/index.ts
@@ -12,6 +12,7 @@ import { preferencesLocator } from 'compass-preferences-model/provider';
 import { createLoggerLocator } from '@mongodb-js/compass-logging/provider';
 import { telemetryLocator } from '@mongodb-js/compass-telemetry/provider';
 import { SchemaValidationTabTitle } from './plugin-title';
+import { workspacesServiceLocator } from '@mongodb-js/compass-workspaces/provider';
 
 const CompassSchemaValidationHadronPlugin = registerHadronPlugin(
   {
@@ -30,6 +31,7 @@ const CompassSchemaValidationHadronPlugin = registerHadronPlugin(
     preferences: preferencesLocator,
     logger: createLoggerLocator('COMPASS-SCHEMA-VALIDATION-UI'),
     track: telemetryLocator,
+    workspaces: workspacesServiceLocator,
   }
 );
 export const CompassSchemaValidationPlugin = {
diff --git a/packages/compass-schema-validation/src/modules/index.ts b/packages/compass-schema-validation/src/modules/index.ts
index 43ce831ae1c..dcbf69bd2f1 100644
--- a/packages/compass-schema-validation/src/modules/index.ts
+++ b/packages/compass-schema-validation/src/modules/index.ts
@@ -30,6 +30,7 @@ import type {
 import type AppRegistry from 'hadron-app-registry';
 import type { Logger } from '@mongodb-js/compass-logging/provider';
 import type { TrackFunction } from '@mongodb-js/compass-telemetry';
+import { type WorkspacesService } from '@mongodb-js/compass-workspaces/provider';
 
 /**
  * Reset action constant.
@@ -67,6 +68,7 @@ export type SchemaValidationExtraArgs = {
   connectionInfoRef: ConnectionInfoRef;
   preferences: PreferencesAccess;
   globalAppRegistry: AppRegistry;
+  workspaces: WorkspacesService;
   logger: Logger;
   track: TrackFunction;
 };
diff --git a/packages/compass-schema-validation/src/stores/store.spec.ts b/packages/compass-schema-validation/src/stores/store.spec.ts
index 90be6a3c07d..598b1f1ba48 100644
--- a/packages/compass-schema-validation/src/stores/store.spec.ts
+++ b/packages/compass-schema-validation/src/stores/store.spec.ts
@@ -21,6 +21,8 @@ import { createSandboxFromDefaultPreferences } from 'compass-preferences-model';
 import { createNoopLogger } from '@mongodb-js/compass-logging/provider';
 import { createNoopTrack } from '@mongodb-js/compass-telemetry/provider';
 import type { ConnectionInfoRef } from '@mongodb-js/compass-connections/provider';
+import { type WorkspacesService } from '@mongodb-js/compass-workspaces/provider';
+import Sinon from 'sinon';
 
 const topologyDescription = {
   type: 'Unknown',
@@ -42,34 +44,49 @@ const fakeDataService = {
     }),
 } as any;
 
-describe('Schema Validation Store', function () {
-  let store: Store<RootState, RootAction>;
-  let deactivate: null | (() => void) = null;
+const fakeWorkspaces = {
+  onTabReplace: () => {},
+  onTabClose: () => {},
+} as unknown as WorkspacesService;
+
+const getMockedStore = async () => {
   const globalAppRegistry = new AppRegistry();
   const connectionInfoRef = {
     current: {},
   } as ConnectionInfoRef;
+  const activateResult = onActivated(
+    { namespace: 'test.test' } as any,
+    {
+      globalAppRegistry: globalAppRegistry,
+      dataService: fakeDataService,
+      instance: fakeInstance,
+      workspaces: fakeWorkspaces,
+      preferences: await createSandboxFromDefaultPreferences(),
+      logger: createNoopLogger(),
+      track: createNoopTrack(),
+      connectionInfoRef,
+    },
+    createActivateHelpers()
+  );
+  return activateResult;
+};
+
+describe('Schema Validation Store', function () {
+  let store: Store<RootState, RootAction>;
+  let deactivate: null | (() => void) = null;
+  let sandbox: Sinon.SinonSandbox;
 
   beforeEach(async function () {
-    const activateResult = onActivated(
-      { namespace: 'test.test' } as any,
-      {
-        globalAppRegistry: globalAppRegistry,
-        dataService: fakeDataService,
-        instance: fakeInstance,
-        preferences: await createSandboxFromDefaultPreferences(),
-        logger: createNoopLogger(),
-        track: createNoopTrack(),
-        connectionInfoRef,
-      },
-      createActivateHelpers()
-    );
+    sandbox = Sinon.createSandbox();
+    fakeWorkspaces.onTabClose = sandbox.stub();
+    fakeWorkspaces.onTabReplace = sandbox.stub();
+    const activateResult = await getMockedStore();
     store = activateResult.store;
-    // eslint-disable-next-line @typescript-eslint/unbound-method
     deactivate = activateResult.deactivate;
   });
 
   afterEach(function () {
+    sandbox.reset();
     deactivate?.();
     deactivate = null;
   });
@@ -128,6 +145,16 @@ describe('Schema Validation Store', function () {
         });
         store.dispatch(validatorChanged(validator));
       });
+
+      it('prevents closing the tab', function () {
+        store.dispatch(validatorChanged(validator));
+        expect(store.getState().validation.isChanged).to.be.true;
+        deactivate?.();
+        const fnProvidedToOnTabClose = (
+          fakeWorkspaces.onTabClose as Sinon.SinonStub
+        ).args[0][0];
+        expect(fnProvidedToOnTabClose()).to.be.false;
+      });
     });
 
     context('when the action is fetch valid sample documents', function () {
diff --git a/packages/compass-schema-validation/src/stores/store.ts b/packages/compass-schema-validation/src/stores/store.ts
index 41a0f2364d6..e7e0be3f79d 100644
--- a/packages/compass-schema-validation/src/stores/store.ts
+++ b/packages/compass-schema-validation/src/stores/store.ts
@@ -16,13 +16,14 @@ import type { MongoDBInstance } from '@mongodb-js/compass-app-stores/provider';
 import type { PreferencesAccess } from 'compass-preferences-model';
 import type { Logger } from '@mongodb-js/compass-logging/provider';
 import type { TrackFunction } from '@mongodb-js/compass-telemetry';
+import { type WorkspacesService } from '@mongodb-js/compass-workspaces/provider';
 
 /**
  * The lowest supported version.
  */
 const MIN_VERSION = '3.2.0';
 
-type SchemaValidationServices = {
+export type SchemaValidationServices = {
   globalAppRegistry: AppRegistry;
   dataService: Pick<
     DataService,
@@ -32,6 +33,7 @@ type SchemaValidationServices = {
   preferences: PreferencesAccess;
   instance: MongoDBInstance;
   logger: Logger;
+  workspaces: WorkspacesService;
   track: TrackFunction;
 };
 
@@ -41,6 +43,7 @@ export function configureStore(
   services: Pick<
     SchemaValidationServices,
     | 'globalAppRegistry'
+    | 'workspaces'
     | 'dataService'
     | 'preferences'
     | 'logger'
@@ -70,9 +73,10 @@ export function onActivated(
     preferences,
     instance,
     logger,
+    workspaces,
     track,
   }: SchemaValidationServices,
-  { on, cleanup }: ActivateHelpers
+  { on, cleanup, addCleanup }: ActivateHelpers
 ) {
   const store = configureStore(
     {
@@ -90,6 +94,7 @@ export function onActivated(
       connectionInfoRef,
       preferences,
       globalAppRegistry,
+      workspaces,
       logger,
       track,
     }
@@ -107,6 +112,14 @@ export function onActivated(
   // Activate validation when this plugin is first rendered
   store.dispatch(activateValidation());
 
+  const onCloseOrReplace = () => {
+    return !store.getState().validation.isChanged;
+  };
+
+  addCleanup(workspaces.onTabReplace?.(onCloseOrReplace));
+
+  addCleanup(workspaces.onTabClose?.(onCloseOrReplace));
+
   return {
     store,
     deactivate: cleanup,