Getting help and support

Before contacting us, find out if there is planned API downtime or a technical issue by checking HMRC API Platform Status and New Computerised Transit System service availability.

If you have specific questions about the CTC Traders API, contact our Software Developer Support (SDS) Team. You’ll get an initial response within 2 working days.

You can also email questions to SDSTeam@hmrc.gov.uk. We might ask for more detailed information when we respond.