diff --git a/src/rest/PreviewIam.ts b/src/rest/PreviewIam.ts
deleted file mode 100644
index e1672a560..000000000
--- a/src/rest/PreviewIam.ts
+++ /dev/null
@@ -1,5 +0,0 @@
-import PreviewIamBase from "./PreviewIamBase";
-
-class PreviewIam extends PreviewIamBase {}
-
-export = PreviewIam;
diff --git a/src/rest/PreviewIamBase.ts b/src/rest/PreviewIamBase.ts
deleted file mode 100644
index 130266d1e..000000000
--- a/src/rest/PreviewIamBase.ts
+++ /dev/null
@@ -1,25 +0,0 @@
-/*
- * This code was generated by
- * ___ _ _ _ _ _    _ ____    ____ ____ _    ____ ____ _  _ ____ ____ ____ ___ __   __
- *  |  | | | | |    | |  | __ |  | |__| | __ | __ |___ |\ | |___ |__/ |__|  | |  | |__/
- *  |  |_|_| | |___ | |__|    |__| |  | |    |__] |___ | \| |___ |  \ |  |  | |__| |  \
- *
- * NOTE: This class is auto generated by OpenAPI Generator.
- * https://openapi-generator.tech
- * Do not edit the class manually.
- */
-
-import Domain from "../base/Domain";
-
-class PreviewIamBase extends Domain {
-  /**
-   * Initialize previewIam domain
-   *
-   * @param twilio - The twilio client
-   */
-  constructor(twilio: any) {
-    super(twilio, "https://preview-iam.twilio.com");
-  }
-}
-
-export = PreviewIamBase;
diff --git a/src/rest/Twilio.ts b/src/rest/Twilio.ts
index f96290071..70d63a4ac 100644
--- a/src/rest/Twilio.ts
+++ b/src/rest/Twilio.ts
@@ -19,7 +19,6 @@ import Conversations from "./Conversations";
 import Events from "./Events";
 import FlexApi from "./FlexApi";
 import FrontlineApi from "./FrontlineApi";
-import PreviewIam from "./PreviewIam";
 import Insights from "./Insights";
 import Intelligence from "./Intelligence";
 import IpMessaging from "./IpMessaging";
@@ -96,8 +95,6 @@ class Twilio extends Client {
   _flexApi?: FlexApi;
   /** (Twilio.FrontlineApi) - frontlineApi domain */
   _frontlineApi?: FrontlineApi;
-  /** (Twilio.PreviewIam) - previewIam domain */
-  _previewIam?: PreviewIam;
   /** (Twilio.Insights) - insights domain */
   _insights?: Insights;
   /** (Twilio.Intelligence) - intelligence domain */
@@ -177,7 +174,6 @@ class Twilio extends Client {
       this.events;
       this.flexApi;
       this.frontlineApi;
-      this.previewIam;
       this.insights;
       this.intelligence;
       this.ipMessaging;
@@ -255,13 +251,6 @@ class Twilio extends Client {
       (this._frontlineApi = new (require("./FrontlineApi"))(this))
     );
   }
-  /** Getter for (Twilio.PreviewIam) domain */
-  get previewIam(): PreviewIam {
-    return (
-      this._previewIam ??
-      (this._previewIam = new (require("./PreviewIam"))(this))
-    );
-  }
   /** Getter for (Twilio.Insights) domain */
   get insights(): Insights {
     return (