If you file 1 to 50 T4 slips, we encourage you to file over the Internet in eXtensible mark-up language (XML) using Internet File Transfer (XML) or Web Forms. However, you can file up to 50 T4 slips on paper.
Complete one copy of the T4 slip for each employee and send them with your T4 Summary. Enter the information for two different employees on one sheet. This will allow us to process your information return faster. You must keep a copy of the T4 slips and the T4 Summary for your files.
After you complete your paper return, mail it to:
Ottawa Technology Centre
Canada Revenue Agency
875 Heron Road
Ottawa ON K1A 1G9
Note
If you file more than 50 T4 slips for a calendar year, you must file the return over the Internet. For more information, go to Filing Information Returns Electronically.
Balance due
If you have a balance due, enclose with your T4 return a cheque or money order payable to the Receiver General for the balance owing. If you remit your payment late, any balance owing may be subject to penalties and interest at the prescribed rate.
You can also make your payment in several other ways. For more information, see T4 Summary line instructions.