When trying to Fetch Periods in VAT Filer in some cases you may receive an error message: '500 Internal Server Error'.
If you receive the above error message please check the following:
1. You should have received an email from HMRC confirming the business has been registered for MTD.
2. If after 72 hours of receiving confirmation, you are still receiving the error, please report the error to HMRC
3. If the business has not been registered for MTD for VAT please follow HMRC instructions to Sign up for MTD for VAT