Alberta return 2026

1. Click ‘Get Form’ to open the Alberta Corporate Income Tax Return (AT1) in the editor.
2. Begin by entering the Legal Name of the Corporation and the Alberta Corporate Account Number. Ensure that all details are accurate to avoid processing delays.
3. Fill in the Taxation Year Beginning and Ending dates, along with the Mailing Address of the Business. If there’s a different address for correspondence, provide that as well.
4. Indicate whether this is a final return and specify if there has been any change in taxation year end since the last return was filed.
5. Report Gross Revenue and Total Assets as required. Make sure to follow instructions on how to report monetary amounts correctly.
6. Complete sections regarding taxable income, deductions, and credits as applicable. If necessary, attach supporting schedules for reconciliation.
7. Finally, certify your return by signing it digitally within our platform before submitting it to Tax and Revenue Administration.

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