| This error usually means one or more data elements in your submission don’t match HMRC’s required format, such as procedure codes or document references. Reviewing the CDS error message details, correcting the entry, and resubmitting normally fixes the rejection. Regular validation before submission helps avoid this issue. |
Was this article helpful?
That’s Great!
Thank you for your feedback
Sorry! We couldn't be helpful
Thank you for your feedback
Feedback sent
We appreciate your effort and will try to fix the article