A Registered Retirement Savings Plan (RRSP) is one of the most powerful tax-saving tools available to Canadians. Contributing to an RRSP reduces your taxable income dollar for dollar — meaning if you earn $75,000 and contribute $10,000, you are only taxed on $65,000. Depending on your province and income level, this can translate into a tax refund of $2,000 to $5,500 or more in the same tax year.
Your RRSP contribution limit is 18% of your previous year's earned income up to a maximum of $32,490 for the 2025 tax year. Unused contribution room carries forward indefinitely — so if you haven't contributed in previous years, that room has been quietly accumulating. You can find your exact available room on your CRA My Account portal or on your Notice of Assessment (NOA) received after filing your taxes.
The RRSP contribution deadline for the 2025 tax year is March 1, 2026. Any contributions made between January 1 and March 1, 2026 can be applied to either your 2024 or 2025 tax return — whichever gives you the better tax advantage. Missing this deadline means waiting until the following year to claim the deduction.
All investments inside an RRSP grow completely tax-free until withdrawal. The strategy is to contribute during your high-earning working years when your tax rate is higher, then withdraw in retirement when your income — and therefore your tax rate — is lower. At age 71, your RRSP must be converted to a Registered Retirement Income Fund (RRIF) and minimum annual withdrawals begin based on your age and account balance.
RRSP vs TFSA — The Key Difference: The TFSA (Tax-Free Savings Account) uses after-tax dollars but all withdrawals are tax-free forever. The RRSP uses pre-tax dollars giving you a deduction now but withdrawals are taxed as income in retirement. Generally, if your income is above $55,000 the RRSP wins because the deduction saves you more today. Under $50,000, the TFSA often wins because your current tax rate is low and TFSA withdrawals don't affect OAS or GIS benefits in retirement.
Special RRSP Programs: The Home Buyers Plan lets first-time buyers withdraw up to $35,000 tax-free toward a home purchase, to be repaid over 15 years. The Lifelong Learning Plan allows RRSP withdrawals of up to $10,000 per year for eligible full-time education, up to a lifetime maximum of $20,000.