
Tax & Revenue Administration - Important Filing Dates
Notice of Objection for All Programs
* Filing dates refer to the date that returns or remittances MUST BE RECEIVED BY TRA.
If the required filing date falls on a weekend or a government holiday, it is deferred to the next business day.
Notice of Objection |
Filing Due Dates* |
Additional Informa- tion |
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Corporate Income Tax: AT 97 |
Within 90 days from the date of the Alberta (re)assessment, (re)determination, or notification. |
File a separate notice of objection for each period to which you wish to object.
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REQUEST FOR EXTENSION of time to file a notice of objection: |
Within one year of the expiration of the normal 90-day period for filing an objection. | Go to Information Circular links above. |
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