Prioritisation of web tickets and live chats with a support agent
Web tickets and live chats are given priority over the phone calls. For a faster service, connect to our Support Platform to create a web ticket through our virtual assistant who will either offer you to submit your case or to chat live with an agent.

Most Consulted Articles in the Knowledge Base (as of May 7, 2024)

1. How do I prepare an amended federal T1 return to transmit it electronically (EFILE)?
2. When trying to login to CCH iFirm I get a message that it is down for maintenance
3. How can I download old version of Cantax or Taxprep or Aliform programs?
4. How do I paper-file an amended federal T1 return?
5. How do I amend the T2 tax return with iFirm Taxprep T2?
6. How do I reset the password for the CCH iFirm Admin profile?
7. How do I Prepare an Amended CO-17 Return?
8. How do I prepare an amended T2 return for EFILE?
9. RQ Efile error - T3BBAS51 when filing an amended TP1 return.
10. The federal T1 return is rejected by the CRA with error code 43 in Taxprep or CCH iFirm Taxprep T1.
11. How do I add new users in CCH iFirm?
12. How do I Move Cantax files from my old machine to the New machine?
13. Reviewing Returns: How to review tax returns using diagnostics
14. How to add a licence or security role in CCH iFirm
15. T2 - The RQ Web service is not available or the Internet connection could not be established