diff --git a/modules/improvedigitalBidAdapter.js b/modules/improvedigitalBidAdapter.js
index 688a8815e93..2c96d0540ee 100644
--- a/modules/improvedigitalBidAdapter.js
+++ b/modules/improvedigitalBidAdapter.js
@@ -11,7 +11,7 @@ const RENDERER_URL = 'https://acdn.adnxs.com/video/outstream/ANOutstreamVideo.js
 const VIDEO_TARGETING = ['skip', 'skipmin', 'skipafter'];
 
 export const spec = {
-  version: '7.4.0',
+  version: '7.5.0',
   code: BIDDER_CODE,
   gvlid: 253,
   aliases: ['id'],
@@ -45,8 +45,24 @@ export const spec = {
       libVersion: this.version
     };
 
-    if (bidderRequest && bidderRequest.gdprConsent && bidderRequest.gdprConsent.consentString) {
-      requestParameters.gdpr = bidderRequest.gdprConsent.consentString;
+    const gdprConsent = deepAccess(bidderRequest, 'gdprConsent')
+    if (gdprConsent) {
+      // GDPR Consent String
+      if (gdprConsent.consentString) {
+        requestParameters.gdpr = gdprConsent.consentString;
+      }
+
+      // Additional Consent String
+      const additionalConsent = deepAccess(gdprConsent, 'addtlConsent');
+      if (additionalConsent && additionalConsent.indexOf('~') !== -1) {
+        // Google Ad Tech Provider IDs
+        const atpIds = additionalConsent.substring(additionalConsent.indexOf('~') + 1);
+        deepSetValue(
+          requestParameters,
+          'user.ext.consented_providers_settings.consented_providers',
+          atpIds.split('.').map(id => parseInt(id, 10))
+        );
+      }
     }
 
     if (bidderRequest && bidderRequest.uspConsent) {
diff --git a/test/spec/modules/improvedigitalBidAdapter_spec.js b/test/spec/modules/improvedigitalBidAdapter_spec.js
index 095e50f0c66..3aa2ab8e873 100644
--- a/test/spec/modules/improvedigitalBidAdapter_spec.js
+++ b/test/spec/modules/improvedigitalBidAdapter_spec.js
@@ -92,7 +92,8 @@ describe('Improve Digital Adapter Tests', function () {
     gdprConsent: {
       consentString: 'BOJ/P2HOJ/P2HABABMAAAAAZ+A==',
       vendorData: {},
-      gdprApplies: true
+      gdprApplies: true,
+      addtlConsent: '1~1.35.41.101',
     },
   };
 
@@ -278,6 +279,7 @@ describe('Improve Digital Adapter Tests', function () {
       const request = spec.buildRequests([bidRequest], bidderRequestGdpr)[0];
       const params = JSON.parse(decodeURIComponent(request.data.substring(PARAM_PREFIX.length)));
       expect(params.bid_request.gdpr).to.equal('BOJ/P2HOJ/P2HABABMAAAAAZ+A==');
+      expect(params.bid_request.user.ext.consented_providers_settings.consented_providers).to.exist.and.to.deep.equal([1, 35, 41, 101]);
     });
 
     it('should add CCPA consent string', function () {