Fill out this form only if you are an employee working in Ontario or a pensioner residing in Ontario and any of the following apply:
• you have a new employer or payer, and you will receive salary, wages, commissions, pensions, employment insurance benefits, or any other remuneration
• you want to change the amounts you previously claimed (for example, the number of your eligible dependants has changed)
• you want to increase the amount of tax deducted at source
Sign and date it, and give it to your employer or payer.
If you do not fill out Form TD1ON, your employer or payer will deduct taxes after allowing the basic personal amount only.