MTD Fetch/API Issues

We are currently investigating an issue with the HMRC Fetch/API around MTD Quarterly Filer. Please try again later, and this message will be updated when we know further information. We are updating details within MTD Quarterly Filer - Known Errors and the latest update is below:

05/08 - 09:00 - a code change is being implemented and we have seen the response times reduce, however there is still a delay in processing. Calls into Support will continue to be subject to a long delay and we would recommend emailing in where possible.