diff --git a/packages/contentstack-config/test/unit/commands/base-branch.test.ts b/packages/contentstack-config/test/unit/commands/base-branch.test.ts
index 638784ee2c..dd5cdc0a5c 100644
--- a/packages/contentstack-config/test/unit/commands/base-branch.test.ts
+++ b/packages/contentstack-config/test/unit/commands/base-branch.test.ts
@@ -51,5 +51,6 @@ describe('base-branch command', function () {
     const branchStub = stub(cliux, 'table').callsFake(() => {});
     await BranchGetCommand.run([]);
     expect(branchStub.calledOnce).to.be.true;
+    branchStub.restore();
   });
 });
diff --git a/packages/contentstack-config/test/unit/commands/early-access-header.test.ts b/packages/contentstack-config/test/unit/commands/early-access-header.test.ts
new file mode 100644
index 0000000000..c7d04c3b75
--- /dev/null
+++ b/packages/contentstack-config/test/unit/commands/early-access-header.test.ts
@@ -0,0 +1,99 @@
+import { expect, should } from 'chai';
+import { stub, spy } from 'sinon';
+import { configHandler } from '@contentstack/cli-utilities';
+import { cliux } from '@contentstack/cli-utilities';
+import Conf from 'conf';
+import { setEarlyAccessHeaderMockData } from '../mock/index';
+import { interactive } from '../../../src/utils/index';
+
+import GetEarlyAccessHeaderCommand from '../../../src/commands/config/get/early-access-header';
+import SetEarlyAccessHeaderCommand from '../../../src/commands/config/set/early-access-header';
+import RemoveEarlyAccessHeaderCommand from '../../../src/commands/config/remove/early-access-header';
+
+
+const config = configHandler;
+describe('Early access header command', function () {
+    let configSetStub;
+    let cliuxSuccessStub;
+    let configHandlerDeleteStub;
+    before(() => {
+        configSetStub = stub(configHandler, 'set').returns({} as Conf<Record<string, unknown>>);
+        cliuxSuccessStub = stub(cliux, 'success').callsFake(()=> {});
+        configHandlerDeleteStub = stub(configHandler, 'delete').resolves("");
+    });
+
+    after(() => {
+        // Restore the original method after each test
+        configSetStub.restore();
+        cliuxSuccessStub.restore();
+        configHandlerDeleteStub.restore();
+    });    
+    
+  it('Set early access header: with all flags, should be successful', async function () {
+    const args = [
+      '--header-alias',
+      setEarlyAccessHeaderMockData.flags.headerAlias,
+      '--header',
+      setEarlyAccessHeaderMockData.flags.header,
+    ];
+    await SetEarlyAccessHeaderCommand.run(args);
+    expect(cliuxSuccessStub.calledOnce).to.be.true;
+  });
+
+  it('Set early access header: should prompt when header alias is not passed', async () => {
+    const askEarlyAccessHeaderAlias = stub(interactive, 'askEarlyAccessHeaderAlias').resolves(setEarlyAccessHeaderMockData.flags.headerAlias);
+    await SetEarlyAccessHeaderCommand.run(["--header", setEarlyAccessHeaderMockData.flags.header]);
+    expect(askEarlyAccessHeaderAlias.calledOnce).to.be.true;
+    askEarlyAccessHeaderAlias.restore();
+  });
+    
+  it('Set early access header: should prompt when header is not passed', async () => {
+    const askEarlyAccessHeaderAlias = stub(interactive, 'askEarlyAccessHeaderValue').resolves(setEarlyAccessHeaderMockData.flags.header);
+    await SetEarlyAccessHeaderCommand.run(["--header-alias", setEarlyAccessHeaderMockData.flags.headerAlias]);
+    expect(askEarlyAccessHeaderAlias.calledOnce).to.be.true;
+    askEarlyAccessHeaderAlias.restore();
+  });
+    
+  it('Get early access header: with all flags, should be successful', async function () {
+    const cliuxTableStub = stub(cliux, 'table');
+    await GetEarlyAccessHeaderCommand.run([]);
+    expect(cliuxTableStub.calledOnce).to.be.true;
+    cliuxTableStub.restore();
+  });
+    
+  it('Remove early access header: with all flags, should be successful', async function () {
+    const configGetStub = stub(configHandler, 'get').resolves(setEarlyAccessHeaderMockData.flags.headerAlias);
+    const args = [
+      '--header-alias',
+      setEarlyAccessHeaderMockData.flags.headerAlias,
+      '--yes'
+    ];
+    await RemoveEarlyAccessHeaderCommand.run(args);
+    expect(configHandlerDeleteStub.calledOnce).to.be.true;
+    configGetStub.restore();
+  });
+
+  it('Remove early access header: with only alias flag should prompt for confirmation', async function () {   
+    const configGetStub = stub(configHandler, 'get').resolves(setEarlyAccessHeaderMockData.flags.headerAlias);
+      const confirmationStub = stub(interactive, 'askConfirmation').resolves(true);    
+    const args = [
+      '--header-alias',
+      setEarlyAccessHeaderMockData.flags.headerAlias,
+    ];
+    await RemoveEarlyAccessHeaderCommand.run(args);
+    expect(confirmationStub.calledOnce).to.be.true;
+    configGetStub.restore();
+    confirmationStub.restore()
+  });
+    
+  it('Remove early access header: without alias flag should prompt', async function () {
+    const configGetStub = stub(configHandler, 'get').resolves(setEarlyAccessHeaderMockData.flags.headerAlias);
+      const askHeaderAliasStub = stub(interactive, 'askEarlyAccessHeaderAlias').resolves(setEarlyAccessHeaderMockData.flags.headerAlias);    
+    const args = [
+        "--yes"
+    ];
+    await RemoveEarlyAccessHeaderCommand.run(args);
+      expect(askHeaderAliasStub.calledOnce).to.be.true;
+      configGetStub.restore();
+  });
+});
diff --git a/packages/contentstack-config/test/unit/commands/region.test.ts b/packages/contentstack-config/test/unit/commands/region.test.ts
index 6713255ed3..410a0cd263 100644
--- a/packages/contentstack-config/test/unit/commands/region.test.ts
+++ b/packages/contentstack-config/test/unit/commands/region.test.ts
@@ -12,6 +12,7 @@ describe('Region command', function () {
     name: 'test',
     cma: 'https://api.contentstack.com',
     cda: 'https://cda.contentstack.com',
+    uiHost: '',
   };
   let cliuxPrintStub;
   beforeEach(function () {
diff --git a/packages/contentstack-config/test/unit/commands/remove-base-branch.test.ts b/packages/contentstack-config/test/unit/commands/remove-base-branch.test.ts
index 87fddd4d5c..13653d3dd9 100644
--- a/packages/contentstack-config/test/unit/commands/remove-base-branch.test.ts
+++ b/packages/contentstack-config/test/unit/commands/remove-base-branch.test.ts
@@ -41,9 +41,10 @@ describe('Delete config', () => {
     const config = configHandler;
     const getConfig = config.get(`baseBranch.${removeConfigMockData.flags.apiKey}`);
 
-    const askConfirmation = stub(interactive, 'askConfirmation').calledOnce;
+    const askConfirmation = stub(interactive, 'askConfirmation');
     const showSuccess = stub(cliux, 'success');
     await RemoveBranchConfigCommand.run(['--stack-api-key', removeConfigMockData.flags.apiKey]);
-    if (getConfig && askConfirmation) expect(showSuccess.calledOnce).to.be.true;
+    if (getConfig && askConfirmation.calledOnce) expect(showSuccess.calledOnce).to.be.true;
+    askConfirmation.restore();
   });
 });
diff --git a/packages/contentstack-config/test/unit/mock/index.ts b/packages/contentstack-config/test/unit/mock/index.ts
index b49cbfd01c..fe9eb7eba4 100644
--- a/packages/contentstack-config/test/unit/mock/index.ts
+++ b/packages/contentstack-config/test/unit/mock/index.ts
@@ -5,6 +5,13 @@ export const setConfigMockData = {
   },
 };
 
+export const setEarlyAccessHeaderMockData = {
+  flags: {
+    headerAlias: 'taxonomy',
+    header: 'taxonomytestorg',
+  },
+};
+
 export const removeConfigMockData = {
   flags: {
     apiKey: 'abcd',