The following resources may be relevant when using the T2125 GST-HST Worksheet:
- CRA Guide T4002 – Business and Professional Income
- CRA Guide RC4022 – General Information for GST/HST Registrants
- CRA Guide RC4058 – Quick Method of Accounting for GST/HST
- CRA GST/HST Memorandum 8-2 – General Restrictions and Limitations