Without MAT account:
If you do not have a MAT account and need your address changed/Update go to our website for our Change of Address form at http://revenue.alabama.gov/wp-content/uploads/2017/05/fchangeaddress.pdf
With MAT account:
You can update your address using the following steps:
After logging into MAT, Click on Names and Addresses tab
Then Click on your address.
Make the necessary changes. Then click Verify Address. Click the select hyperlink next to your verified address.
Then click save.