If you are using TurboTax Online or the EasyStep
Mode in TurboTax CD/Download, near the end of the interview you will get to the
Provincial section. There it will ask you if you want to apply for the Ontario
Senior Homeowners' Property Tax Grant, and ask for any information that is
needed.
If you are using the Forms mode in TurboTax
CD/Download, then you will need to fill out the ON-BEN.
If you qualify for the Ontario Senior Homeowners'
Property Tax Grant, it will be sent separately from you tax refund, and won’t
show up on your tax return.