diff --git a/modules/seedtagBidAdapter.js b/modules/seedtagBidAdapter.js
index f0f82a002f3..6a4b3021004 100644
--- a/modules/seedtagBidAdapter.js
+++ b/modules/seedtagBidAdapter.js
@@ -204,6 +204,10 @@ export const spec = {
       payload['cd'] = bidderRequest.gdprConsent.consentString;
     }
 
+    if (bidderRequest.uspConsent) {
+      payload['uspConsent'] = bidderRequest.uspConsent
+    }
+
     const payloadString = JSON.stringify(payload)
     return {
       method: 'POST',
diff --git a/test/spec/modules/seedtagBidAdapter_spec.js b/test/spec/modules/seedtagBidAdapter_spec.js
index fc659f4de69..ec0a9788618 100644
--- a/test/spec/modules/seedtagBidAdapter_spec.js
+++ b/test/spec/modules/seedtagBidAdapter_spec.js
@@ -288,6 +288,31 @@ describe('Seedtag Adapter', function () {
         it('should expose gvlid', function () {
           expect(spec.gvlid).to.equal(157);
         });
+        it('should handle uspConsent', function () {
+          const uspConsent = '1---';
+
+          bidderRequest['uspConsent'] = uspConsent;
+
+          const request = spec.buildRequests(validBidRequests, bidderRequest);
+          const payload = JSON.parse(request.data);
+
+          expect(payload.uspConsent).to.exist;
+          expect(payload.uspConsent).to.equal(uspConsent);
+        });
+
+        it("shouldn't send uspConsent when not available", function () {
+          const uspConsent = undefined;
+
+          bidderRequest['uspConsent'] = uspConsent;
+
+          const request = spec.buildRequests(
+            validBidRequests,
+            bidderRequest
+          );
+          const payload = JSON.parse(request.data);
+
+          expect(payload.uspConsent).to.not.exist;
+        });
       });
     });