diff --git a/packages/spacecat-shared-data-access/docs/schema.json b/packages/spacecat-shared-data-access/docs/schema.json
index 0b6d638f4..772caccea 100644
--- a/packages/spacecat-shared-data-access/docs/schema.json
+++ b/packages/spacecat-shared-data-access/docs/schema.json
@@ -34,6 +34,10 @@
           "AttributeName": "isLive",
           "AttributeType": "B"
         },
+        {
+          "AttributeName": "isLiveToggledAt",
+          "AttributeType": "S"
+        },
         {
           "AttributeName": "deliveryType",
           "AttributeType": "S"
diff --git a/packages/spacecat-shared-data-access/src/dto/site.js b/packages/spacecat-shared-data-access/src/dto/site.js
index 008cae0f3..d7db5454c 100644
--- a/packages/spacecat-shared-data-access/src/dto/site.js
+++ b/packages/spacecat-shared-data-access/src/dto/site.js
@@ -29,6 +29,7 @@ export const SiteDto = {
     gitHubURL: site.getGitHubURL() || '',
     imsOrgId: site.getImsOrgId() || '',
     isLive: site.isLive(),
+    isLiveToggledAt: site.getIsLiveToggledAt(),
     createdAt: site.getCreatedAt(),
     updatedAt: site.getUpdatedAt(),
     GSI1PK: 'ALL_SITES',
@@ -48,6 +49,7 @@ export const SiteDto = {
       gitHubURL: dynamoItem.gitHubURL,
       imsOrgId: dynamoItem.imsOrgId,
       isLive: dynamoItem.isLive,
+      isLiveToggledAt: dynamoItem.isLiveToggledAt,
       createdAt: dynamoItem.createdAt,
       updatedAt: dynamoItem.updatedAt,
       auditConfig: dynamoItem.auditConfig,
diff --git a/packages/spacecat-shared-data-access/src/index.d.ts b/packages/spacecat-shared-data-access/src/index.d.ts
index 79533fbac..3864ff1ce 100644
--- a/packages/spacecat-shared-data-access/src/index.d.ts
+++ b/packages/spacecat-shared-data-access/src/index.d.ts
@@ -185,6 +185,12 @@ export interface Site {
    */
   isLive: () => boolean;
 
+  /**
+   * The timestamp when the site was last toggled to live or non-live.
+   * @returns {string} The timestamp when the site was last toggled to live or non-live.
+   */
+  getIsLiveToggledAt: () => string;
+
   /**
    * Updates the list of audits for the site.
    * @param {Audit[]} audits The new list of audits.
diff --git a/packages/spacecat-shared-data-access/src/models/site.js b/packages/spacecat-shared-data-access/src/models/site.js
index 4280b5bae..447de2826 100644
--- a/packages/spacecat-shared-data-access/src/models/site.js
+++ b/packages/spacecat-shared-data-access/src/models/site.js
@@ -39,6 +39,7 @@ const Site = (data = {}) => {
   self.getGitHubURL = () => self.state.gitHubURL;
   self.getImsOrgId = () => self.state.imsOrgId;
   self.isLive = () => self.state.isLive;
+  self.getIsLiveToggledAt = () => self.state.isLiveToggledAt;
 
   // TODO: updating the baseURL is not supported yet, it will require a transact write
   //  on dynamodb (put then delete) since baseURL is part of the primary key, something like:
@@ -143,6 +144,7 @@ const Site = (data = {}) => {
    */
   self.toggleLive = () => {
     self.state.isLive = !self.state.isLive;
+    self.state.isLiveToggledAt = new Date().toISOString();
     return self;
   };
 
diff --git a/packages/spacecat-shared-data-access/test/it/db.test.js b/packages/spacecat-shared-data-access/test/it/db.test.js
index b525890c3..fbd95fdff 100644
--- a/packages/spacecat-shared-data-access/test/it/db.test.js
+++ b/packages/spacecat-shared-data-access/test/it/db.test.js
@@ -37,6 +37,7 @@ function checkSite(site) {
   expect(isIsoDate(site.getUpdatedAt())).to.be.true;
   expect(site.getAudits()).to.be.an('array');
   expect(site.isLive()).to.be.a('boolean');
+  expect(isIsoDate(site.getIsLiveToggledAt())).to.be.true;
 
   const auditConfig = site.getAuditConfig();
   expect(auditConfig).to.be.an('object');
@@ -192,6 +193,8 @@ describe('DynamoDB Integration Test', async () => {
       baseURL: 'https://newexample.com',
       gitHubURL: 'https://github.com/some-org/test-repo',
       imsOrgId: 'newOrg123',
+      isLive: true,
+      isLiveToggledAt: new Date().toISOString(),
       audits: [],
       auditConfig: {
         auditsDisabled: false,
diff --git a/packages/spacecat-shared-data-access/test/it/generateSampleData.js b/packages/spacecat-shared-data-access/test/it/generateSampleData.js
index cc3265098..acea6c555 100644
--- a/packages/spacecat-shared-data-access/test/it/generateSampleData.js
+++ b/packages/spacecat-shared-data-access/test/it/generateSampleData.js
@@ -167,6 +167,7 @@ export default async function generateSampleData(
       gitHubURL: `https://github.com/org-${i}/test-repo`,
       imsOrgId: `${i}-1234@AdobeOrg`,
       isLive: true,
+      isLiveToggledAt: nowIso,
       GSI1PK: config.pkAllSites,
       createdAt: nowIso,
       updatedAt: nowIso,
diff --git a/packages/spacecat-shared-data-access/test/unit/models/site.test.js b/packages/spacecat-shared-data-access/test/unit/models/site.test.js
index 9aea9a94f..fac32d63e 100644
--- a/packages/spacecat-shared-data-access/test/unit/models/site.test.js
+++ b/packages/spacecat-shared-data-access/test/unit/models/site.test.js
@@ -12,6 +12,7 @@
 
 /* eslint-env mocha */
 
+import { isIsoDate } from '@adobe/spacecat-shared-utils';
 import { expect } from 'chai';
 import { createSite } from '../../../src/models/site.js';
 import { sleep } from '../util.js';
@@ -167,6 +168,7 @@ describe('Site Model Tests', () => {
       site.toggleLive();
 
       expect(site.isLive()).to.be.true;
+      expect(isIsoDate(site.getIsLiveToggledAt())).to.be.true;
     });
   });