HMRC have announced there will be an outageless release to implement CDS version 5.2.1 on Thursday 30 July 2026.
"There will be a minor CDS Release on the 30 July 2026. The attached document lists the changes that may affect declarations. Please familiarise yourself with these changes and ensure that any pre-lodged declarations due to arrive after the 30th of July 2026 are amended to ensure that declarations are not rejected upon arrival."
The HMRC document detailing the changes being introduced in the release can be viewed here.
Posted on Thursday 9th July 2026