WebRAS – Calculation of Source Deductions and Employer Contributions

To use the tool	WebRAS 2025 and 2026 WebRAS must be used with the Guide for Employers: Source Deductions and Contributions (TP-1015.G-V). The guide contains information about how to make source deductions and how to remit and report source deductions and employer contributions. Access tool
Purpose of the tool	Use WebRAS to calculate: Source deductions of: Québec income tax Québec Pension Plan contributions Québec parental insurance plan premiums Employer contributions for the: Québec Pension Plan Québec parental insurance plan Health services fund
Users	Employers Individuals in businesss

To use the tool

WebRAS 2025 and 2026

WebRAS must be used with the Guide for Employers: Source Deductions and Contributions (TP-1015.G-V). The guide contains information about how to make source deductions and how to remit and report source deductions and employer contributions.

Access tool

Purpose of the tool

Use WebRAS to calculate:

Source deductions of:
- Québec income tax
- Québec Pension Plan contributions
- Québec parental insurance plan premiums
Employer contributions for the:
- Québec Pension Plan
- Québec parental insurance plan
- Health services fund

Users

Employers
Individuals in businesss

Guide TP-1015.F-V contains the formulas for calculating source deductions of Québec income tax, Québec Pension Plan (QPP) contributions, Québec parental insurance plan (QPIP) premiums and the employer contribution to the health services fund. These formulas produce results that are more precise than those obtained by using WebRAS.

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