Making Tax Digital

Error 503:  Server Error - API is currently unavailable

Article ID: 2025241                      Last updated:  1 November 2019


When attempting to authorise, set VAT period, and submit VAT returns you may receive the following error:

MTD Error 503


The message is generated by the HMRC gateway and indicates that Making Tax Digital services are currently unavailable due to either:

  • scheduled maintenance of HMRC servers
  • an HMRC server error

Making Tax Digital:  Service Availability

You can check HMRC's MTD service availability by CLICKING HERE.



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