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.
Tax and Revenue Administration (TRA) no longer mails the Insurance Premiums Tax Return to insurers. The insurer is responsible to obtain the return from our website (see form AT2095) or by contacting our office.
When submitting the tax return, you must also provide a copy of one of the following documents from the fourth quarter return submitted to the Superintendent of Insurance: P&C pages 67.10 and 93.30 OR LIFE pages 95.010 and 95.020.
Please make all cheques payable to the Government of Alberta.
Administrative questions about making payments to TRA, corporate income tax and insurance premiums tax:
HOLIDAY CLOSURE INFORMATION: See holiday closure dates.
MAIL: Tax and Revenue Administration
Alberta Treasury Board and Finance
9811 - 109 Street
Edmonton, AB T5K 2L5
PHONE: 780-427-3044 - Monday to Friday, 8:15 a.m. to 4:30 p.m.
Toll free within Alberta: dial 310-0000, then 780-427-3044.