Posted in Web Line 12700 – Capital gains – Canada.ca November 30, 2021 Information for individuals on capital gains, capital losses and related topics. How to calculate, how to report, Schedule 3, principal residence. Note: Line 12700 was line 127 before tax year 2019. https://www.canada.ca/en/revenue-agency/services/tax/individuals/topics/about-your-tax-return/tax-return/completing-a-tax-return/personal-income/line-12700-capital-gains.html