Set up MTD for Income Tax
- Log in to Sage 50 Accounts as Manager.
- Go to Apps and add-ons, and select Learn more in the MTD for Income Tax tile.
- Press Get started.
If you're already using connected services, you can open from Connected services then MTD for income tax.
You'll then see the 'Before you set up Making Tax Digital' window.

- Select the Create an agents services account link if you don't have an account already. This takes you to GOV.UK.
- Select the Request client authorisation link if you haven't requested this already. This takes you to GOV.UK.
- Press Confirm and continue setup.
This opens the 'Sign up your client Making Tax Digital for Income Tax' window.
- Select the relevant option from:
- Sign up on HMRC - select this option to sign up to MTD for Income Tax on GOV.UK
- I'm signed up - continue setup - select this option if you have already signed up to MTD for Income Tax
Once you're signed up, the next step is to authorise Sage to share updates with HMRC. You can then submit your quarterly submission values.

- Press Authorise with HMRC.
- Press Continue on the Allow your software to connect with HMRC window.
The 'What you will need' window appears.
- Press Sign in to the HMRC online service.
- Enter your Agent Services account User Id and Password, then press Sign in.
- Choose Give permission on the 'Allow your software to connect with HMRC' window.
- Enter your client's National Insurance number on the 'Find their business' window then press Continue.
- Select the correct property business then press Continue. If they only have one business, the NI number, business name, address, type of business and update period appear on the window.

You'll then see the 'Their business' window.
- Select Yes or No if your client shares ownership of any properties in the business then press Continue.







