21st March 2020
The Trade Test environment TTM10.0.0 will not be available until Monday 23rd March due to continuing post implementation checks.
A further notification is expected on Monday 23rd March as soon as the Trade Test Service is ready and available for you to continue your testing.
Should you have any Trade Test queries or other questions relating to your product development, you can contact the HMRC dedicated Software Developers Support Team mailbox. Queries received through this mailbox are addressed using a triage system to ensure resolution by the Policy, IT and Project Teams.