Free Tax Tools

Simple, free tools to help you understand your Canadian taxes — no sign-up, no fees. When you want the real number filed properly, we're one call away.

Calculators

T4 Income Tax Calculator

Convert annual, monthly, weekly or hourly pay and estimate income tax, employee CPP, EI and take-home pay for 2025 & 2026.

GST/HST Calculator

Add GST/HST to a price or take it out of a total, at the correct rate for every province.

Self-Employed Tax Calculator

Estimate your income tax plus CPP (both halves) and take-home as a self-employed Canadian, 2025 & 2026.

Checkers & planners

GST Registration Checker

Find out whether you've crossed the $30,000 small-supplier line and need to register for GST/HST.

Tax Deadlines

Key CRA filing and payment dates for individuals, the self-employed, and corporations.

Checklists

Tax Document Checklist

Pick your situation and get the exact list of slips and receipts to gather before you file.

CRA Forms

T1-ADJ

Change a filed return

T1161

T1135

Foreign property

T2125

Self-employed income

T2201

Disability tax credit

RC4288

Cancel penalties & interest

T2 Short

Short corporate return

RC1

Business Number registration

T1158

Support payments

T1 General

Personal tax return

T2200

Employment expenses

T5018

Contractor payments

TX19

Clearance certificate

All CRA Forms

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