How to download DMSDEC and DMSREJ messages to send to HMRC

If querying a declaration error with CDS, they may require the DMSDEC and DMSREJ messages to investigate.

Proceed as follows to download the DMSDEC and DMSREJ information to send to HMRC.

• Open the declaration and go to the Customs information tab. 
• In the Customs messages section, select the DMSDEC or DMSREJ message, then click Open and the message information will be shown in a new tab.
• From the Customs message menu, select Download message in original format.

Further information on error messages can be found by viewing How to interpret a CDS error.