diff --git a/src/iab.ts b/src/iab.ts
index 5a08579..c7165d1 100644
--- a/src/iab.ts
+++ b/src/iab.ts
@@ -212,3 +212,21 @@ export const TcfV3VendorList = t.intersection([
  * Type override
  */
 export type TcfV3VendorList = t.TypeOf<typeof TcfV3VendorList>;
+
+export const NonTcfVendor = t.intersection([
+  t.type({
+    /** The vendor name */
+    name: t.string,
+    /** The transcend purposes associated with each vendor */
+    purposes: t.array(t.string)
+  }),
+  t.partial({
+    /** The vendor description */
+    description: t.string
+  })
+]);
+
+/**
+ * Type override
+ */
+export type NonTcfVendor = t.TypeOf<typeof NonTcfVendor>;
diff --git a/src/ui.ts b/src/ui.ts
index 862b9a9..4fbe88f 100644
--- a/src/ui.ts
+++ b/src/ui.ts
@@ -14,6 +14,7 @@ import {
   DismissedViewState,
 } from './enums';
 import { AirgapAuth } from './core';
+import { NonTcfVendor } from './iab';
 
 /** Transcend Smart Quarantine API (window.transcend) */
 export type PreInitTranscendAPI = {
@@ -232,6 +233,8 @@ const TCFBundledDataConfig = t.partial({
   purposeMap: t.array(t.tuple([t.number, t.array(t.string)])),
   /** These TCF purposes cannot be processed on the basis of legitimate interests */
   restrictLegitimateInterestPurposes: t.array(t.number),
+  /** Vendors that Transcend Consent regulates because they haven't registered with IAB TCF */
+  nonTcfVendors: t.array(NonTcfVendor)
 });
 
 /** Type override */
@@ -252,21 +255,21 @@ export type TranscendView = Window & {
 };
 
 export const DEFAULT_VIEW_STATE_BY_PRIVACY_REGIME: ExperienceToInitialViewState =
-  {
-    // EU
-    GDPR: InitialViewState.QuickOptions,
-    // Brazil
-    LGPD: InitialViewState.QuickOptions,
-    // Switzerland
-    nFADP: InitialViewState.QuickOptions,
-    // US: California
-    CPRA: InitialViewState.Hidden,
-    // US: Virginia
-    CDPA: InitialViewState.Hidden,
-    // US: Colorado
-    CPA: InitialViewState.Hidden,
-    // US: Nevada
-    NEVADA_SB220: InitialViewState.Hidden,
-    // Other
-    Unknown: InitialViewState.Hidden,
-  };
+{
+  // EU
+  GDPR: InitialViewState.QuickOptions,
+  // Brazil
+  LGPD: InitialViewState.QuickOptions,
+  // Switzerland
+  nFADP: InitialViewState.QuickOptions,
+  // US: California
+  CPRA: InitialViewState.Hidden,
+  // US: Virginia
+  CDPA: InitialViewState.Hidden,
+  // US: Colorado
+  CPA: InitialViewState.Hidden,
+  // US: Nevada
+  NEVADA_SB220: InitialViewState.Hidden,
+  // Other
+  Unknown: InitialViewState.Hidden,
+};