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How to claim Ontario’s political contribution tax credit on Taxtron Desktop?

  • Go to 'Form Manager' and search for the form ‘ON479’'.
  • Fill out your details as needed. Enter your total political contributions made in 2023 on line 63110 of your Form ON479 and calculate the amount to enter on line 17 as follows:
  • For contributions of less than $3,531, complete the calculation for line 17 using Worksheet ON479
  • For contributions of $3,531 or more, enter $1,552 on line 17 of your Form ON479

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