Form AB428, Alberta Tax and Credits

Complete Form AB428 if one of the following applies:

• You were a resident of Alberta at the end of the year

• You were a non-resident of Canada in 2023 and any of the following applies:

  • You earned income from employment only in Alberta

  • You received income from a business with a permanent establishment only in Alberta

When to complete Form T2203, Provincial and Territorial Taxes for Multiple Jurisdictions

Complete Form T2203 instead of Form AB428, if both of the following apply:

• You resided in Alberta on December 31, 2023 (or the date you left Canada if you emigrated in 2023)

• All or part of your 2023 business income (including income received as a retired, inactive or limited partner) was earned and can be allocated to a permanent establishment outside Alberta

You also must complete Form T2203 if both of the following apply:

• You were a non-resident of Canada throughout 2023

• You were carrying on business in more than one province or territory in Canada or were receiving income from an office or employment that can reasonably be attributed to duties performed in more than one province or territory in Canada

5