The Canada Revenue Agency’s T1 EFILE, ReFILE and T1135 web services will stop accepting transmissions of your clients’ initial and amended T1 individual income tax and benefit returns and T1135 forms for T1 at 11:59 p.m. on Friday, January 31, 2025 (Eastern Time), in order to convert their systems for the next filing season. These services will re-open at 8:30 a.m. on Monday, February 24, 2025 (Eastern Time).
The CRA’s T3 EFILE and T1135 web services will stop accepting transmissions of your clients’ T3 Trusts returns and T1135 forms for T3 at 11:59 p.m. on Friday, January 31, 2025 (Eastern Time), in order to convert their systems for the next filing season. These services will re-open at 8:30 a.m. on Monday, February 24, 2025 (Eastern Time).
Ensure you transmit any initial or amended T1 or T3 returns and T1135 forms by the respective dates to avoid having to wait until the new program starts.
The following services will still be available after January 31, 2025.
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Corporation Internet Filing for Corporation Income Tax (T2) returns, and T2 special elections and returns |
You must have renewed your EFILE account, passed suitability screening and updated your tax preparation software with your newly assigned password to continue to file T2 returns and submit special elections and returns using your EFILE number and password after January 31, 2025. |
Go to canada.ca/revenue-agency/corporation-internet for more information. |
| Electronic filing of requests to authorize or cancel a representative |
You must use the 2023 version of the tax software to electronically submit 2023 requests through the transmission web service for authorizing or cancelling a representative until 8:00 p.m. (Eastern Time), on Friday, February 7, 2025. |
When the transmission web service for authorizing or cancelling a representative re-opens at 6:00 a.m. (Eastern Time), on Monday, February 10, 2025, it will only accept the signature page format, which is available in the 2024 version of the software. |
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Electronic submission of T1 special elections and returns (Forms T217, T2057, T2059 and UHT2900) |
You must use the most current version of the forms in the tax software to electronically submit requests through the special elections and returns web service until 11:00 p.m. (Eastern Time), on Friday, February 7, 2025. |
This service will re-open at 6:00 a.m. (Eastern Time), on Monday, February 10, 2025. |