WinRAS - Calculation of Source Deductions and Employer Contributions

Available soon! WebRAS, a new easy-to-use web-based tool for calculating source deductions and employer contributions.

Version for 2020
  • 2020.01 version

    Download 2020.01 version
Versions for previous years
  • 2019.01.1 version

    Download 2019.01.1 version
  • 2018.09 version

    Use the 2018.09 version to calculate the health services fund contribution for salaries and wages paid after August 15, 2018. The rates for calculating source deductions and employer contributions came into effect on January 1, 2018.

    Download 2018.09 version

  • 2018.07.2 version

    Use the 2018.07.2 version to calculate the health services fund contribution for salaries and wages paid from March 28 to August 15, 2018. The rates for calculating source deductions and employer contributions came into effect on January 1, 2018.

    Download 2018.07.2 version

  • 2018.01.2 version

    Use the 2018.01.2 version to calculate the health services fund contribution for salaries and wages paid before March 28, 2018. The rates for calculating source deductions and employer contributions came into effect on January 1, 2018.

    Download 2018.01.2 version
Purpose of the service

You can use WinRAS to calculate the following:

  • Source deductions of Québec income tax, contributions to the Québec Pension Plan, and Québec parental insurance plan premiums
  • Employer contributions to the Québec Pension Plan and the health services fund, as well as employer Québec parental insurance plan premiums
Users
  • Employers
  • Individuals in business
Conditions for use

Note that WinRAS will not run on a Macintosh operating system.

Important

WinRAS 2019 must be used with the 2019-01 version of the Guide for Employers (TP-1015.G-V), which contains instructions for deducting, remitting and reporting source deductions and employer contributions for 2019. WinRAS 2019 takes into account the measures announced in the Budget Speech delivered on March 28, 2018, and in information bulletin 2018-7 published on August 15, 2018. It also takes into account indexation for 2019.

WinRAS 2018 must be used with the 2018-10 version of the Guide to Filing the RL-1 Slip: Employment and Other Income (RL‑1.G-V), which contains instructions for deducting, remitting and reporting source deductions and employer contributions for 2018. The Ministère des Finances announced a new plan to reduce the health services fund contribution rate for 2018 in information bulletin 2018-7, published on August 15, 2018. Make sure you use the right version of WinRAS 2018 for the pay period for which you are doing your calculations.

Downloading

To use this application:

  1. Download the WinRAS file.
  2. Follow the installation instructions.

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