diff --git a/projects/dxc-ngx-cdk-site/src/app/pages/theme-builder/previews/radio-preview/radio-preview.component.html b/projects/dxc-ngx-cdk-site/src/app/pages/theme-builder/previews/radio-preview/radio-preview.component.html
index 6ff994bbf..8456bf90c 100644
--- a/projects/dxc-ngx-cdk-site/src/app/pages/theme-builder/previews/radio-preview/radio-preview.component.html
+++ b/projects/dxc-ngx-cdk-site/src/app/pages/theme-builder/previews/radio-preview/radio-preview.component.html
@@ -14,8 +14,8 @@
         [options]="options"
         label="Uncontrolled radio"
         helperText="example helper text"
-        [optional]="true"
         stacking="row"
+        (onBlur)="handleOnBlur($event)"
       ></dxc-radio-group>
       <dxc-radio-group
         [options]="options"
diff --git a/projects/dxc-ngx-cdk-site/src/app/pages/theme-builder/previews/radio-preview/radio-preview.component.ts b/projects/dxc-ngx-cdk-site/src/app/pages/theme-builder/previews/radio-preview/radio-preview.component.ts
index 5691dd9b0..809e55103 100644
--- a/projects/dxc-ngx-cdk-site/src/app/pages/theme-builder/previews/radio-preview/radio-preview.component.ts
+++ b/projects/dxc-ngx-cdk-site/src/app/pages/theme-builder/previews/radio-preview/radio-preview.component.ts
@@ -17,7 +17,11 @@ export class RadioPreviewComponent implements OnInit {
 
   value = "";
   handleOnChange($event) {
-    //this.value = $event;
+    this.value = $event;
+  }
+
+  handleOnBlur($event) {
+    console.log($event);
   }
 
   onChange1(event) {
diff --git a/projects/dxc-ngx-cdk/src/lib/dxc-radio-group/dxc-radio-group.component.spec.ts b/projects/dxc-ngx-cdk/src/lib/dxc-radio-group/dxc-radio-group.component.spec.ts
index fecb33a84..74ea3def7 100644
--- a/projects/dxc-ngx-cdk/src/lib/dxc-radio-group/dxc-radio-group.component.spec.ts
+++ b/projects/dxc-ngx-cdk/src/lib/dxc-radio-group/dxc-radio-group.component.spec.ts
@@ -1,7 +1,250 @@
-import { render, fireEvent } from "@testing-library/angular";
+import { render, fireEvent, screen } from "@testing-library/angular";
+import userEvent from "@testing-library/user-event";
+import { DxcRadioGroupComponent } from "./dxc-radio-group.component";
+import {
+  BrowserDynamicTestingModule,
+  platformBrowserDynamicTesting,
+} from "@angular/platform-browser-dynamic/testing";
+import { TestBed } from "@angular/core/testing";
+import { DxcRadioGroupModule } from "./dxc-radio-group.module";
+
+TestBed.initTestEnvironment(
+  BrowserDynamicTestingModule,
+  platformBrowserDynamicTesting()
+);
+
+const options = [
+  { value: "1", label: "label1", disabled: false },
+  { value: "2", label: "label2", disabled: true },
+  { value: "3", label: "label3", disabled: true },
+  { value: "4", label: "label4", disabled: false },
+];
 
 describe("DxcRadioGroup tests", () => {
   test("should render dxc-radio-group", async () => {
+    const dxcRadioGroup = await render(DxcRadioGroupComponent, {
+      componentProperties: { label: "test-radio-group", options: options },
+      excludeComponentDeclaration: true,
+      imports: [DxcRadioGroupModule],
+    });
+
+    expect(dxcRadioGroup.getByText("test-radio-group"));
+    expect(dxcRadioGroup.getByText("label1"));
+    expect(dxcRadioGroup.getByText("label2"));
+    expect(dxcRadioGroup.getByText("label3"));
+    expect(dxcRadioGroup.getByText("label4"));
+  });
+
+  test("dxc-radio-group should render optional item", async () => {
+    const dxcRadioGroup = await render(DxcRadioGroupComponent, {
+      componentProperties: { label: "test-radio-group", options: options, optional: true },
+      excludeComponentDeclaration: true,
+      imports: [DxcRadioGroupModule],
+    });
+    expect(dxcRadioGroup.getByText("(Optional)"));
+    expect(dxcRadioGroup.getByText("label1"));
+    expect(dxcRadioGroup.getByText("label2"));
+    expect(dxcRadioGroup.getByText("label3"));
+    expect(dxcRadioGroup.getByText("label4"));
+    expect(dxcRadioGroup.getByText("N/A"));
+  });
+
+  test("dxc-radio-group should render optional item with custom label", async () => {
+    const dxcRadioGroup = await render(DxcRadioGroupComponent, {
+      componentProperties: { label: "test-radio-group", options: options, optional: true, optionalItemLabel: "optional item" },
+      excludeComponentDeclaration: true,
+      imports: [DxcRadioGroupModule],
+    });
+
+    expect(dxcRadioGroup.getByText("label1"));
+    expect(dxcRadioGroup.getByText("label2"));
+    expect(dxcRadioGroup.getByText("label3"));
+    expect(dxcRadioGroup.getByText("label4"));
+    expect(dxcRadioGroup.getByText("optional item"));
+  });
+
+  test("dxc-radio-group shoul render error message", async () => {
+    const dxcRadioGroup = await render(DxcRadioGroupComponent, {
+      componentProperties: {
+        label: "test-radio-group",
+        options: options,
+        error: "Error message",
+      },
+      excludeComponentDeclaration: true,
+      imports: [DxcRadioGroupModule],
+    });
+
+    expect(dxcRadioGroup.getByText("Error message"));
+  });
+
+  test("dxc-radio-group should change value when uncontrolled", async () => {
+    const changeMock = jest.fn((x) => {});
+
+    const dxcRadioGroup = await render(DxcRadioGroupComponent, {
+      componentProperties: {
+        label: "test-radio-group",
+        options: options,
+        onChange: {
+          emit: changeMock,
+        } as any,
+      },
+      excludeComponentDeclaration: true,
+      imports: [DxcRadioGroupModule],
+    });
+
+    fireEvent.click(dxcRadioGroup.getByText("label1"));
+    expect(changeMock).toHaveBeenCalledWith("1");
+    expect(screen.getAllByRole("radio")[0].getAttribute("aria-checked")).toBe(
+      "true"
+    );
+  });
+
+  test("dxc-radio-group should not change value when controlled", async () => {
+    const changeMock = jest.fn((x) => {});
+
+    const dxcRadioGroup = await render(DxcRadioGroupComponent, {
+      componentProperties: {
+        label: "test-radio-group",
+        options: options,
+        value: "1",
+        onChange: {
+          emit: changeMock,
+        } as any,
+      },
+      excludeComponentDeclaration: true,
+      imports: [DxcRadioGroupModule],
+    });
+
+    fireEvent.click(dxcRadioGroup.getByText("label4"));
+    expect(changeMock).toHaveBeenCalledWith("4");
+    expect(screen.getAllByRole("radio")[0].getAttribute("aria-checked")).toBe(
+      "true"
+    );
+    expect(screen.getAllByRole("radio")[3].getAttribute("aria-checked")).toBe(
+      "false"
+    );
+  });
+
+  test("dxc-radio-group click on disabled should not emit", async () => {
+    const changeMock = jest.fn((x) => {});
+
+    const dxcRadioGroup = await render(DxcRadioGroupComponent, {
+      componentProperties: {
+        label: "test-radio-group",
+        options: options,
+        value: "1",
+        onChange: {
+          emit: changeMock,
+        } as any,
+      },
+      excludeComponentDeclaration: true,
+      imports: [DxcRadioGroupModule],
+    });
+
+    fireEvent.click(dxcRadioGroup.getByText("label2"));
+    fireEvent.click(dxcRadioGroup.getByText("label3"));
+    expect(screen.getAllByRole("radio")[0].getAttribute("aria-checked")).toBe(
+      "true"
+    );
+    expect(screen.getAllByRole("radio")[1].getAttribute("aria-checked")).toBe(
+      "false"
+    );
+    expect(screen.getAllByRole("radio")[2].getAttribute("aria-checked")).toBe(
+      "false"
+    );
+    expect(changeMock).toBeCalledTimes(0);
+  });
+
+  test("dxc-radio-group click on readOnly should not emit", async () => {
+    const changeMock = jest.fn((x) => {});
+
+    const dxcRadioGroup = await render(DxcRadioGroupComponent, {
+      componentProperties: {
+        label: "test-radio-group",
+        options: options,
+        value: "1",
+        readOnly: true,
+        onChange: {
+          emit: changeMock,
+        } as any,
+      },
+      excludeComponentDeclaration: true,
+      imports: [DxcRadioGroupModule],
+    });
+
+    fireEvent.click(dxcRadioGroup.getByText("label2"));
+    fireEvent.click(dxcRadioGroup.getByText("label3"));
+    fireEvent.click(dxcRadioGroup.getByText("label4"));
+    expect(screen.getAllByRole("radio")[0].getAttribute("aria-checked")).toBe(
+      "true"
+    );
+    expect(screen.getAllByRole("radio")[1].getAttribute("aria-checked")).toBe(
+      "false"
+    );
+    expect(screen.getAllByRole("radio")[2].getAttribute("aria-checked")).toBe(
+      "false"
+    );
+    expect(screen.getAllByRole("radio")[3].getAttribute("aria-checked")).toBe(
+      "false"
+    );
+    expect(changeMock).toBeCalledTimes(0);
+  });
+
+  test("dxc-radio-group keyboard events", async () => {
+    const changeMock = jest.fn((x) => {});
+    const blurMock = jest.fn((x) => {});
+
+    const dxcRadioGroup = await render(DxcRadioGroupComponent, {
+      componentProperties: {
+        label: "test-radio-group",
+        options: options,
+        onChange: {
+          emit: changeMock,
+        } as any,
+        onBlur: {
+          emit: blurMock,
+        } as any,
+      },
+      excludeComponentDeclaration: true,
+      imports: [DxcRadioGroupModule],
+    });
+
+    userEvent.tab();
+    expect(changeMock).toHaveBeenCalledTimes(0);
+    userEvent.keyboard(" ");
+    expect(changeMock).toHaveBeenCalledWith("1");
+    userEvent.keyboard("{ArrowUp}");
+    expect(changeMock).toHaveBeenCalledWith("4");
+    dxcRadioGroup.detectChanges();
+    expect(screen.getAllByRole("radio")[3].getAttribute("aria-checked")).toBe(
+      "true"
+    );
+    userEvent.tab();
+    expect(blurMock).toHaveBeenCalledWith({value: "4" , error: undefined});
+  });
+
+  test("dxc-radio-group onBlur event", async () => {
+    const changeMock = jest.fn((x) => {});
+    const blurMock = jest.fn((x) => {});
+
+    const dxcRadioGroup = await render(DxcRadioGroupComponent, {
+      componentProperties: {
+        label: "test-radio-group",
+        options: options,
+        onChange: {
+          emit: changeMock,
+        } as any,
+        onBlur: {
+          emit: blurMock,
+        } as any,
+      },
+      excludeComponentDeclaration: true,
+      imports: [DxcRadioGroupModule],
+    });
 
+    userEvent.tab();
+    expect(changeMock).toHaveBeenCalledTimes(0);
+    userEvent.tab();
+    expect(blurMock).toHaveBeenCalledWith({value: undefined , error: "This is required"});
   });
 });
diff --git a/projects/dxc-ngx-cdk/src/lib/dxc-radio-group/dxc-radio-group.component.ts b/projects/dxc-ngx-cdk/src/lib/dxc-radio-group/dxc-radio-group.component.ts
index 251bf4dc4..7b8cfcce1 100644
--- a/projects/dxc-ngx-cdk/src/lib/dxc-radio-group/dxc-radio-group.component.ts
+++ b/projects/dxc-ngx-cdk/src/lib/dxc-radio-group/dxc-radio-group.component.ts
@@ -100,9 +100,8 @@ export class DxcRadioGroupComponent implements OnInit {
         this.indexToFocus = 0;
       }
       this.service.firstTabbedFocus = false;
-    } else {
       const errorMessage =
-        (!this.value || this.value !== "") && !this.optional
+        !(this.value || this.value === "") && !this.optional
           ? "This is required"
           : undefined;
       this.onBlur.emit({ value: this.value, error: errorMessage });