T4 Filing Due Date for 2022 (Canada Revenue Agency)
For most people, the 2022 T4 filing due date is February 28, 2023. You have to give your employee their T4 slip and file your T4 return with the CRA on or before the T4 filing due date. The CRA considers your T4 return to be filed on time if it is received or if it is postmarked by the due date.
For complete details visit Canada Revenue Agency.