diff --git a/tests/Umbraco.Tests.AcceptanceTest/tests/DefaultConfig/Content/BlockGrid/ContentWithBlockGrid.spec.ts b/tests/Umbraco.Tests.AcceptanceTest/tests/DefaultConfig/Content/BlockGrid/ContentWithBlockGrid.spec.ts
index 23742c85e5..f3b3ed50fa 100644
--- a/tests/Umbraco.Tests.AcceptanceTest/tests/DefaultConfig/Content/BlockGrid/ContentWithBlockGrid.spec.ts
+++ b/tests/Umbraco.Tests.AcceptanceTest/tests/DefaultConfig/Content/BlockGrid/ContentWithBlockGrid.spec.ts
@@ -308,7 +308,112 @@ test('can add a block element with inline editing mode enabled', async ({umbraco
   expect(await umbracoApi.document.doesNameExist(contentName)).toBeTruthy();
   const contentData = await umbracoApi.document.getByName(contentName);
   expect(contentData.values[0].value.contentData[0].values[0].value).toEqual(inputText);
-  const blockListValue = contentData.values.find(item => item.editorAlias === "Umbraco.BlockGrid")?.value;
-  expect(blockListValue).toBeTruthy();
+  const blockGridValue = contentData.values.find(item => item.editorAlias === "Umbraco.BlockGrid")?.value;
+  expect(blockGridValue).toBeTruthy();
   await umbracoUi.content.doesPropertyContainValue(propertyInBlock, inputText);
 });
+
+test('can add an invariant block element with an invariant RTE Tiptap in the content', async ({umbracoApi, umbracoUi}) => {
+  // Arrange
+  const inputText = 'This is block test';
+  const customRTEDataTypeName = 'TestRTETiptap';
+  const customElementTypeName = 'BlockGridWithRTEElement';
+  const customRTEDataTypeId = await umbracoApi.dataType.createDefaultTiptapDataType(customRTEDataTypeName);
+  const customElementTypeId = await umbracoApi.documentType.createDefaultElementType(customElementTypeName, groupName, customRTEDataTypeName, customRTEDataTypeId);
+  const customDataTypeId = await umbracoApi.dataType.createBlockGridWithPermissions(customDataTypeName, customElementTypeId, true, true);
+  const documentTypeId = await umbracoApi.documentType.createDocumentTypeWithPropertyEditor(documentTypeName, customDataTypeName, customDataTypeId);
+  await umbracoApi.document.createDefaultDocument(contentName, documentTypeId);
+  await umbracoUi.goToBackOffice();
+  await umbracoUi.content.goToSection(ConstantHelper.sections.content);
+
+  // Act
+  await umbracoUi.content.goToContentWithName(contentName);
+  await umbracoUi.content.clickAddBlockElementButton();
+  await umbracoUi.content.clickTextButtonWithName(customElementTypeName);
+  await umbracoUi.content.enterRTETipTapEditor(inputText);
+  await umbracoUi.content.clickCreateModalButton();
+  await umbracoUi.content.clickSaveButtonForContent();
+
+  // Assert
+  await umbracoUi.content.isSuccessStateVisibleForSaveButton();
+  const contentData = await umbracoApi.document.getByName(contentName);
+  expect(contentData.values[0].value.contentData[0].values[0].value.markup).toContain(inputText);
+  const blockGridValue = contentData.values.find(item => item.editorAlias === "Umbraco.BlockGrid")?.value;
+  expect(blockGridValue).toBeTruthy();
+
+  // Clean
+  await umbracoApi.dataType.ensureNameNotExists(customRTEDataTypeName);
+  await umbracoApi.documentType.ensureNameNotExists(customElementTypeName);
+});
+
+test('can add a variant block element with variant RTE Tiptap in the content', async ({umbracoApi, umbracoUi}) => {
+  // Arrange
+  const inputText = 'This is block test';
+  const customRTEDataTypeName = 'TestRTETiptap';
+  const customElementTypeName = 'BlockGridWithRTEElement';
+  await umbracoApi.language.createDanishLanguage();
+  const customRTEDataTypeId = await umbracoApi.dataType.createDefaultTiptapDataType(customRTEDataTypeName);
+  const customElementTypeId = await umbracoApi.documentType.createDefaultElementType(customElementTypeName, groupName, customRTEDataTypeName, customRTEDataTypeId);
+  const customDataTypeId = await umbracoApi.dataType.createBlockGridWithPermissions(customDataTypeName, customElementTypeId, true, true);
+  const documentTypeId = await umbracoApi.documentType.createDocumentTypeWithPropertyEditor(documentTypeName, customDataTypeName, customDataTypeId, 'testGroup', true);
+  await umbracoApi.document.createDefaultDocumentWithCulture(contentName, documentTypeId, 'en-US');
+  await umbracoUi.goToBackOffice();
+  await umbracoUi.content.goToSection(ConstantHelper.sections.content);
+
+  // Act
+  await umbracoUi.content.goToContentWithName(contentName);
+  await umbracoUi.content.clickAddBlockElementButton();
+  await umbracoUi.content.clickTextButtonWithName(customElementTypeName);
+  await umbracoUi.content.enterRTETipTapEditor(inputText);
+  await umbracoUi.content.clickCreateModalButton();
+  await umbracoUi.content.clickSaveButtonForContent();
+  await umbracoUi.content.clickSaveButton();
+
+  // Assert
+  await umbracoUi.content.isSuccessStateVisibleForSaveButton();
+  const contentData = await umbracoApi.document.getByName(contentName);
+  expect(contentData.values[0].value.contentData[0].values[0].value.markup).toContain(inputText);
+  const blockGridValue = contentData.values.find(item => item.editorAlias === "Umbraco.BlockGrid")?.value;
+  expect(blockGridValue).toBeTruthy();
+
+  // Clean
+  await umbracoApi.dataType.ensureNameNotExists(customRTEDataTypeName);
+  await umbracoApi.documentType.ensureNameNotExists(customElementTypeName);
+  await umbracoApi.language.ensureNameNotExists('Danish');
+});
+
+test('can add a variant block element with invariant RTE Tiptap in the content', async ({umbracoApi, umbracoUi}) => {
+  // Arrange
+  const inputText = 'This is block test';
+  const customRTEDataTypeName = 'TestRTETiptap';
+  const customElementTypeName = 'BlockGridWithRTEElement';
+  await umbracoApi.language.createDanishLanguage();
+  const customRTEDataTypeId = await umbracoApi.dataType.createDefaultTiptapDataType(customRTEDataTypeName);
+  const customElementTypeId = await umbracoApi.documentType.createDefaultElementType(customElementTypeName, groupName, customRTEDataTypeName, customRTEDataTypeId);
+  const customDataTypeId = await umbracoApi.dataType.createBlockGridWithPermissions(customDataTypeName, customElementTypeId, true, true);
+  const documentTypeId = await umbracoApi.documentType.createVariantDocumentTypeWithInvariantPropertyEditor(documentTypeName, customDataTypeName, customDataTypeId, 'testGroup', true);
+  await umbracoApi.document.createDefaultDocumentWithCulture(contentName, documentTypeId, 'en-US');
+  await umbracoUi.goToBackOffice();
+  await umbracoUi.content.goToSection(ConstantHelper.sections.content);
+
+  // Act
+  await umbracoUi.content.goToContentWithName(contentName);
+  await umbracoUi.content.clickAddBlockElementButton();
+  await umbracoUi.content.clickTextButtonWithName(customElementTypeName);
+  await umbracoUi.content.enterRTETipTapEditor(inputText);
+  await umbracoUi.content.clickCreateModalButton();
+  await umbracoUi.content.clickSaveButtonForContent();
+  await umbracoUi.content.clickSaveButton();
+
+  // Assert
+  await umbracoUi.content.isSuccessStateVisibleForSaveButton();
+  const contentData = await umbracoApi.document.getByName(contentName);
+  expect(contentData.values[0].value.contentData[0].values[0].value.markup).toContain(inputText);
+  const blockGridValue = contentData.values.find(item => item.editorAlias === "Umbraco.BlockGrid")?.value;
+  expect(blockGridValue).toBeTruthy();
+
+  // Clean
+  await umbracoApi.dataType.ensureNameNotExists(customRTEDataTypeName);
+  await umbracoApi.documentType.ensureNameNotExists(customElementTypeName);
+  await umbracoApi.language.ensureNameNotExists('Danish');
+});
\ No newline at end of file
diff --git a/tests/Umbraco.Tests.AcceptanceTest/tests/DefaultConfig/Content/BlockList/ContentWithBlockList.spec.ts b/tests/Umbraco.Tests.AcceptanceTest/tests/DefaultConfig/Content/BlockList/ContentWithBlockList.spec.ts
index 8626684d54..2c253a1b00 100644
--- a/tests/Umbraco.Tests.AcceptanceTest/tests/DefaultConfig/Content/BlockList/ContentWithBlockList.spec.ts
+++ b/tests/Umbraco.Tests.AcceptanceTest/tests/DefaultConfig/Content/BlockList/ContentWithBlockList.spec.ts
@@ -1,4 +1,4 @@
-import {ConstantHelper, NotificationConstantHelper, test} from '@umbraco/playwright-testhelpers';
+import {ConstantHelper, test} from '@umbraco/playwright-testhelpers';
 import {expect} from "@playwright/test";
 
 const contentName = 'TestContent';
@@ -260,3 +260,108 @@ test('can add a block element with inline editing mode enabled', async ({umbraco
   const blockListValue = contentData.values.find(item => item.editorAlias === "Umbraco.BlockList")?.value;
   expect(blockListValue).toBeTruthy();
 });
+
+test('can add an invariant block element with invariant RTE Tiptap in the content', async ({umbracoApi, umbracoUi}) => {
+  // Arrange
+  const inputText = 'This is block test';
+  const customRTEDataTypeName = 'TestRTETiptap';
+  const customElementTypeName = 'BlockListWithRTEElement';
+  const customRTEDataTypeId = await umbracoApi.dataType.createDefaultTiptapDataType(customRTEDataTypeName);
+  const customElementTypeId = await umbracoApi.documentType.createDefaultElementType(customElementTypeName, groupName, customRTEDataTypeName, customRTEDataTypeId);
+  const customDataTypeId = await umbracoApi.dataType.createBlockListDataTypeWithABlock(customDataTypeName, customElementTypeId, true, true);
+  const documentTypeId = await umbracoApi.documentType.createDocumentTypeWithPropertyEditor(documentTypeName, customDataTypeName, customDataTypeId);
+  await umbracoApi.document.createDefaultDocument(contentName, documentTypeId);
+  await umbracoUi.goToBackOffice();
+  await umbracoUi.content.goToSection(ConstantHelper.sections.content);
+
+  // Act
+  await umbracoUi.content.goToContentWithName(contentName);
+  await umbracoUi.content.clickAddBlockElementButton();
+  await umbracoUi.content.clickTextButtonWithName(customElementTypeName);
+  await umbracoUi.content.enterRTETipTapEditor(inputText);
+  await umbracoUi.content.clickCreateModalButton();
+  await umbracoUi.content.clickSaveButton();
+
+  // Assert
+  await umbracoUi.content.isSuccessStateVisibleForSaveButton();
+  const contentData = await umbracoApi.document.getByName(contentName);
+  expect(contentData.values[0].value.contentData[0].values[0].value.markup).toContain(inputText);
+  const blockListValue = contentData.values.find(item => item.editorAlias === "Umbraco.BlockList")?.value;
+  expect(blockListValue).toBeTruthy();
+
+  // Clean
+  await umbracoApi.dataType.ensureNameNotExists(customRTEDataTypeName);
+  await umbracoApi.documentType.ensureNameNotExists(customElementTypeName);
+});
+
+test('can add a variant block element with variant RTE Tiptap in the content', async ({umbracoApi, umbracoUi}) => {
+  // Arrange
+  const inputText = 'This is block test';
+  const customRTEDataTypeName = 'TestRTETiptap';
+  const customElementTypeName = 'BlockListWithRTEElement';
+  await umbracoApi.language.createDanishLanguage();
+  const customRTEDataTypeId = await umbracoApi.dataType.createDefaultTiptapDataType(customRTEDataTypeName);
+  const customElementTypeId = await umbracoApi.documentType.createDefaultElementType(customElementTypeName, groupName, customRTEDataTypeName, customRTEDataTypeId);
+  const customDataTypeId = await umbracoApi.dataType.createBlockListDataTypeWithABlock(customDataTypeName, customElementTypeId, true, true);
+  const documentTypeId = await umbracoApi.documentType.createDocumentTypeWithPropertyEditor(documentTypeName, customDataTypeName, customDataTypeId, 'testGroup', true);
+  await umbracoApi.document.createDefaultDocumentWithCulture(contentName, documentTypeId, 'en-US');
+  await umbracoUi.goToBackOffice();
+  await umbracoUi.content.goToSection(ConstantHelper.sections.content);
+
+  // Act
+  await umbracoUi.content.goToContentWithName(contentName);
+  await umbracoUi.content.clickAddBlockElementButton();
+  await umbracoUi.content.clickTextButtonWithName(customElementTypeName);
+  await umbracoUi.content.enterRTETipTapEditor(inputText);
+  await umbracoUi.content.clickCreateModalButton();
+  await umbracoUi.content.clickSaveButtonForContent();
+  await umbracoUi.content.clickSaveButton();
+
+  // Assert
+  await umbracoUi.content.isSuccessStateVisibleForSaveButton();
+  const contentData = await umbracoApi.document.getByName(contentName);
+  expect(contentData.values[0].value.contentData[0].values[0].value.markup).toContain(inputText);
+  const blockListValue = contentData.values.find(item => item.editorAlias === "Umbraco.BlockList")?.value;
+  expect(blockListValue).toBeTruthy();
+
+  // Clean
+  await umbracoApi.dataType.ensureNameNotExists(customRTEDataTypeName);
+  await umbracoApi.documentType.ensureNameNotExists(customElementTypeName);
+  await umbracoApi.language.ensureNameNotExists('Danish');
+});
+
+test('can add a variant block element with invariant RTE Tiptap in the content', async ({umbracoApi, umbracoUi}) => {
+  // Arrange
+  const inputText = 'This is block test';
+  const customRTEDataTypeName = 'TestRTETiptap';
+  const customElementTypeName = 'BlockListWithRTEElement';
+  await umbracoApi.language.createDanishLanguage();
+  const customRTEDataTypeId = await umbracoApi.dataType.createDefaultTiptapDataType(customRTEDataTypeName);
+  const customElementTypeId = await umbracoApi.documentType.createDefaultElementType(customElementTypeName, groupName, customRTEDataTypeName, customRTEDataTypeId);
+  const customDataTypeId = await umbracoApi.dataType.createBlockListDataTypeWithABlock(customDataTypeName, customElementTypeId, true, true);
+  const documentTypeId = await umbracoApi.documentType.createVariantDocumentTypeWithInvariantPropertyEditor(documentTypeName, customDataTypeName, customDataTypeId, 'testGroup', true);
+  await umbracoApi.document.createDefaultDocumentWithCulture(contentName, documentTypeId, 'en-US');
+  await umbracoUi.goToBackOffice();
+  await umbracoUi.content.goToSection(ConstantHelper.sections.content);
+
+  // Act
+  await umbracoUi.content.goToContentWithName(contentName);
+  await umbracoUi.content.clickAddBlockElementButton();
+  await umbracoUi.content.clickTextButtonWithName(customElementTypeName);
+  await umbracoUi.content.enterRTETipTapEditor(inputText);
+  await umbracoUi.content.clickCreateModalButton();
+  await umbracoUi.content.clickSaveButtonForContent();
+  await umbracoUi.content.clickSaveButton();
+
+  // Assert
+  await umbracoUi.content.isSuccessStateVisibleForSaveButton();
+  const contentData = await umbracoApi.document.getByName(contentName);
+  expect(contentData.values[0].value.contentData[0].values[0].value.markup).toContain(inputText);
+  const blockListValue = contentData.values.find(item => item.editorAlias === "Umbraco.BlockList")?.value;
+  expect(blockListValue).toBeTruthy();
+
+  // Clean
+  await umbracoApi.dataType.ensureNameNotExists(customRTEDataTypeName);
+  await umbracoApi.documentType.ensureNameNotExists(customElementTypeName);
+  await umbracoApi.language.ensureNameNotExists('Danish');
+});