Tax & Revenue Administration - Important Filing and Remittance Dates
Corporate Income Tax
Please note: Net File for Alberta Corporate Income Tax: effective July, 2011, Tax and Revenue Administration (TRA) will offer Alberta corporate income tax filers the option of filing returns in electronic format. See Corporate Income Tax - Net File and Frequently Asked Questions.
* Filing and remittance dates refer to the date that returns or remittances MUST BE RECEIVED BY TRA.
If the required filing or remittance date falls on a weekend or a government holiday, it is deferred to the next business day.
See also: Notice of Objection dates.
Due Dates *
|Alberta Corporate Income Tax Return:
AT1 Return and Schedules
|Within 6 months from the end of a corporation's taxation year.||Instalment Payments:
Due the last day of each month and remaining balance, if any, is due:
CCPCs exempt from instalments:
|On or before the 75th day following the taxation year end.||On or before the 75th day following the taxation year end.||
Please make all cheques payable to the Government of Alberta.