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Hot topics - Week of May 18, 2025
End of Phone Support: Benefit from our Advanced Virtual Agent 24/7!
Since January 1, 2025, the customer support teams offers its high-quality service exclusively through digital channels, and no longer offers incoming phone support. Click here for more details on this matter.
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This week most consulted articles from our Knowledge Base
  1. How to clear browser cache in Chrome or Edge
  2. The federal T1 return is rejected by the CRA with error code 149-R.
  3. CRA FORMS: Can I transmit slips and T5013 returns using the federal transmitter number MM for 2023 and prior years?
  4. Forms - CRA Efile error - Account number given in the attached T619 electronic transmittal records does not match the account number you used to sign in
  5. How do I reset my password on the ''support.cch.com/oss/canada'' Support Platform?
  6. How do I register for the ''support.cch.com/oss/canada'' Support Platform?
  7. CCH iFirm Tax: How to send a return to Support
  8. T2 - How to get the schedule 130 for Excessive Interest and Financing Expenses Limitation applicable?
  9. The federal T1 return is rejected by the CRA with error code 43 in Taxprep or CCH iFirm Taxprep T1.
  10. CCH iFirm Taxprep T2 - 2025 v.1.0 - The GIFI import does not work, the .GFI extension is rejected
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Products Version and Calendar

Product Date/
Current version
Scheduled date*/
Next version
Corporate Taxprep May 20, 2025
2025 v1.1
 To be determined
Taxprep for Trusts Mar. 18, 2025
2025 v2.1
June 11, 2025 / 2025 v3.0
Taxprep Forms Mar. 11, 2025
2024 v3.0
June 4, 2025 / 2024 v4.0
Personal Taxprep Apr. 2, 2025
2024 v4.0
June 10, 2025 / 2024 v5.0
* The dates are provided for information purposes only and are subject to change at any time without notice.
Product Date/
Current version
Scheduled date*/
Next version
T2Plus
T2Plus with CIF
T2
T2 with CIF
Nov. 21, 2024
24.2.3xx.126
May 30, 2025 / 25.1.3xx.100
FormMaster Mar. 13, 2025
2024 v3.1
June 4, 2025 / 2024 v4.0
T1Plus
T1Plus Small Office
T1Plus Home Office
Apr. 3, 2025
24.4.3xx.115
June 6, 2025 / 24.5.3xx.120
* The dates are provided for information purposes only and are subject to change at any time without notice.
Product Date/
Current version
Scheduled date*/
Next version
CCH iFirm Firm Management May 16, 2025
2025.10
July 18, 2025 / 2025.20
CCH iFirm Taxprep T1 Apr. 4, 2025
2024 v4.0
June 6, 2025 / 2024 v5.0
CCH iFirm Taxprep T2 May 16, 2025
2025 v1.0
June 6, 2025 / 2025 v1.1
CCH iFirm Taxprep T3 Mar. 19, 2025
2025 v2.1
June 6, 2025 / 2025 v3.0
CCH iFirm Taxprep Forms Mar. 11, 2025
2024 v3.0
June 6, 2025 / 2024 v4.0
* The dates are provided for information purposes only and are subject to change at any time without notice.
Product Date/
Current version
Scheduled date*/
Next version
AliForm Jan. 29, 2024
1.0 - 2024
Please note that the release of AliForm v.2.0 has been cancelled. For more details, contact Customer Service by creating a support ticket.
* The dates are provided for information purposes only and are subject to change at any time without notice.
Product Version
CCH Engagement 2024.1.1
CCH Engagement Templates 2024.2
CCH ProSystem fx PDFlyer 21.0
CCH ProSystem fx Practice Management 2022.22.01
CCH Scan 21.0
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