Which form should I use for tax on split income?

by TurboTax• Updated 1 week ago

To calculate your federal tax on split income (TOSI), you’ll fill out Form T1206. You should complete this form if either of the following conditions apply to you:

You lived in Canada on December 31 (if you were under 18, one of your parents must have also lived in Canada during the year), or
You claimed a reserve on Line C of the previous year’s Form T1206

More information on eligible and excluded split income amounts can be found by visiting the CRA's page.

To calculate the TOSI in TurboTax

Select Find from the menu.
Enter and select Tax on Split Income, then select Go.
Enter your details on the screens that follow.

Québec split income

If you’re a Québec resident, fill out Form TP-766.3.4-V for split income received directly or through a trust or partnership. You must have lived in Canada on December 31 (or, if you were under 17 before the tax year, one of your parents must have lived in Canada during the year). The highest Québec tax rate is used to calculate the tax on split income.