You must enclose copy 1 of each RL-16 slip with form TP-646-V, Trust Income Tax Return, and file the return within 90 days after the end of the trust's taxation year.
Copies 2 and 3 of the RL-16 slips must be remitted to the beneficiaries, and any outstanding balance must be paid, within the same time period.
Penalties
Trusts that file a return after the deadline are liable to the following penalties:
When determining the amount of unpaid tax for the purposes of calculating these penalties, Revenu Québec takes into account any losses (if applicable), carried forward from a previous taxation year.
For further information, refer to the Guide to Filing the Trust Income Tax Return (TP-646.G-V).