diff --git a/clients/fides-js/src/lib/tcf/utils.ts b/clients/fides-js/src/lib/tcf/utils.ts
index 51cddd925c4..d3b19d8c3e3 100644
--- a/clients/fides-js/src/lib/tcf/utils.ts
+++ b/clients/fides-js/src/lib/tcf/utils.ts
@@ -10,7 +10,8 @@ export const transformFidesStringToCookieKeys = (
   debug: boolean
 ): TcfCookieConsent => {
   // Defer: to fully support AC string, we need to split out TC from AC string https://github.com/ethyca/fides/issues/4263
-  const tcModel: TCModel = TCString.decode(fidesString || "");
+  const tcString = (fidesString || "").split(",")[0];
+  const tcModel: TCModel = TCString.decode(tcString);
 
   const cookieKeys: TcfCookieConsent = {};
 
diff --git a/clients/privacy-center/cypress/e2e/consent-banner-tcf.cy.ts b/clients/privacy-center/cypress/e2e/consent-banner-tcf.cy.ts
index 6f79f3397f5..ca697a1ae9d 100644
--- a/clients/privacy-center/cypress/e2e/consent-banner-tcf.cy.ts
+++ b/clients/privacy-center/cypress/e2e/consent-banner-tcf.cy.ts
@@ -1443,7 +1443,7 @@ describe("Fides-js TCF", () => {
     it("prefers preferences from fides_string option when fides_string, experience, and cookie exist", () => {
       setFidesCookie();
       const fidesStringOverride =
-        "CPzevcAPzevcAGXABBENATEIAAIAAAAAAAAAAAAAAAAA.IABE";
+        "CPzevcAPzevcAGXABBENATEIAAIAAAAAAAAAAAAAAAAA.IABE,1~";
       const expectedTCString = "CPzevcAPzevcAGXABBENATEIAAIAAAAAAAAAAAAAAAAA"; // without disclosed vendors
       cy.fixture("consent/experience_tcf.json").then((experience) => {
         stubConfig({
@@ -1534,7 +1534,7 @@ describe("Fides-js TCF", () => {
      */
     it("prefers preferences from fides_string option when both fides_string and experience is provided and cookie does not exist", () => {
       const fidesStringOverride =
-        "CPzevcAPzevcAGXABBENATEIAAIAAAAAAAAAAAAAAAAA.IABE";
+        "CPzevcAPzevcAGXABBENATEIAAIAAAAAAAAAAAAAAAAA.IABE,1~";
       const expectedTCString = "CPzevcAPzevcAGXABBENATEIAAIAAAAAAAAAAAAAAAAA"; // without disclosed vendors
       cy.fixture("consent/experience_tcf.json").then((experience) => {
         stubConfig({
@@ -1625,7 +1625,7 @@ describe("Fides-js TCF", () => {
      */
     it("does nothing when fides_string option when both fides_string option and cookie exist but no experience exists (neither prefetch nor API)", () => {
       const fidesStringOverride =
-        "CPzevcAPzevcAGXABBENATEIAAIAAAAAAAAAAAAAAAAA.IABE";
+        "CPzevcAPzevcAGXABBENATEIAAIAAAAAAAAAAAAAAAAA.IABE,1~";
       setFidesCookie();
       stubConfig(
         {
@@ -1656,7 +1656,7 @@ describe("Fides-js TCF", () => {
      */
     it("prefers preferences from fides_string option when both fides_string option and cookie exist and experience is fetched from API", () => {
       const fidesStringOverride =
-        "CPzevcAPzevcAGXABBENATEIAAIAAAAAAAAAAAAAAAAA.IABE";
+        "CPzevcAPzevcAGXABBENATEIAAIAAAAAAAAAAAAAAAAA.IABE,1~";
       const expectedTCString = "CPzevcAPzevcAGXABBENATEIAAIAAAAAAAAAAAAAAAAA"; // without disclosed vendors
       setFidesCookie();
       cy.fixture("consent/experience_tcf.json").then((experience) => {
@@ -1749,7 +1749,7 @@ describe("Fides-js TCF", () => {
   describe("fides_string override options", () => {
     it("uses fides_string when set via cookie", () => {
       const fidesStringOverride =
-        "CPzevcAPzevcAGXABBENATEIAAIAAAAAAAAAAAAAAAAA.IABE";
+        "CPzevcAPzevcAGXABBENATEIAAIAAAAAAAAAAAAAAAAA.IABE,1~";
       const expectedTCString = "CPzevcAPzevcAGXABBENATEIAAIAAAAAAAAAAAAAAAAA"; // without disclosed vendors
       cy.getCookie("fides_string").should("not.exist");
       cy.setCookie("fides_string", fidesStringOverride);
@@ -1793,7 +1793,7 @@ describe("Fides-js TCF", () => {
 
     it("uses fides_string when set via query param", () => {
       const fidesStringOverride =
-        "CPzevcAPzevcAGXABBENATEIAAIAAAAAAAAAAAAAAAAA.IABE";
+        "CPzevcAPzevcAGXABBENATEIAAIAAAAAAAAAAAAAAAAA.IABE,1~";
       const expectedTCString = "CPzevcAPzevcAGXABBENATEIAAIAAAAAAAAAAAAAAAAA"; // without disclosed vendors
       cy.getCookie("fides_string").should("not.exist");
       cy.fixture("consent/experience_tcf.json").then((experience) => {
@@ -1841,7 +1841,7 @@ describe("Fides-js TCF", () => {
 
     it("uses fides_string when set via window obj", () => {
       const fidesStringOverride =
-        "CPzevcAPzevcAGXABBENATEIAAIAAAAAAAAAAAAAAAAA.IABE";
+        "CPzevcAPzevcAGXABBENATEIAAIAAAAAAAAAAAAAAAAA.IABE,1~";
       const expectedTCString = "CPzevcAPzevcAGXABBENATEIAAIAAAAAAAAAAAAAAAAA"; // without disclosed vendors
       cy.getCookie("fides_string").should("not.exist");
       cy.fixture("consent/experience_tcf.json").then((experience) => {