To submit VAT Returns to HMRC, you must authorise Sage Accounting. You then need to reauthorise for MTD with HMRC every 18 months. This is for data security purposes. You'll also need to reauthorise if you:
Disconnect from MTD
Change your VAT Registration Number
Sign in to the government gateway as part of this process.
Cause
Resolution
Authorise for Making Tax Digital (MTD)
To submit VAT Returns to HMRC, you must authorise Sage Accounting.
Before you start
Make sure the VAT scheme and VAT Registration Number are correct
Make sure existing VAT Returns are up to date and shown as submitted
Delete any draft VAT returns
Authenticate with HMRC
To submit VAT Returns for Making Tax Digital, you must authorise Sage Accounting to submit your VAT Returns.
TIP:
You'll need your Government Gateway credentials to sign in to the Gateway as part of this process.
From the Making Tax Digital (MTD) section, select Authenticate.
Select I have signed up to MTD and have received confirmation from HMRC., then select Authenticate. This takes you to the Gov.uk website.
Select Continue when prompted, then sign in with your Government Gateway credentials. If you’re a VAT agent, enter your agent services account ID and password.
When prompted, select Grant authority. When you return to Accounting, you get a confirmation message.
NOTE:
Once connected to Making Tax Digital, HMRC will dictate how often they expect to receive a VAT Return. Contact HMRC to get this changed.