I am Separated, have 2 kids (Age 17, 22 Years doing Studies) living with X-wife. Paying her $1396 PM child care money. do i report this in my tax return, yes where

Child Support payments do not get included in your tax return. 

For more information please see this TurboTax article on the tax treatment of child support payments:

• Can You Claim Child Support Payments on Your Taxes in Canada?

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