---
title: PACancelRequest/Response Elements
slug: electronic-prior-auth/guide/pacancelrequestresponse-elements
docTags: 
createdAt: 2026-06-18T17:59:18.594Z
---

For information on PACancelRequest and PACancelResponse, see [Message Descriptions](docId\:GzbnuLVufR00sogKAR6HP).

| **Element Name**    | **Code**     | **Comments**                                                                                                            |
| ------------------- | ------------ | ----------------------------------------------------------------------------------------------------------------------- |
| PACaseID            | mandatory    | PBM/payer assigned identifier for the PA that is being cancelled.                                                       |
|    CancelReasonCode | conditional  | Should be sent to indicate cancel reason to PBM/payer.<br />**Note:** This element only applies to the PACancelRequest. |