Avoid RRSP Overcontributions with a Deferred Profit Sharing Plan

Thanks for the question, Kirsten. You’re weighing the benefit of employer contributions against the real risk of RRSP overcontribution penalties. It’s understandable to want to capture every dollar your employer offers, but RRSP overcontributions can be costly. Below I explain the difference between group RRSPs and DPSPs, how pension adjustments affect your RRSP room, and practical steps you can take to avoid or correct overcontributions.

Group RRSP vs. DPSP: what’s the difference?

Employers can support employee retirement savings in several ways: workplace pension plans, group RRSP matching, and deferred profit sharing plans (DPSPs). A group RRSP is an employer-sponsored program where the employer often matches an employee’s contributions, either as a straight percentage of salary or as a match up to a certain percentage of what the employee contributes. Plan structures vary by employer, so check your plan details to understand the exact matching formula.

A DPSP is a separate employer-funded plan used to share company profits with employees. Only the employer contributes to a DPSP, and employees typically cannot add their own contributions to it. When you leave a job you can transfer DPSP funds into an RRSP, but the way DPSP contributions affect your RRSP contribution room is different from personal or group RRSP contributions.

What is a pension adjustment and why it matters

Contributions made on your behalf to a DPSP generate a pension adjustment (PA). A PA reduces your RRSP contribution room for the following year, similar to the effect of participating in a defined benefit (DB) or defined contribution (DC) pension plan. The PA exists so that Canadians with employer pension benefits have comparable capacity to save for retirement as those who rely solely on RRSPs.

Because the PA reduces your available RRSP room, employer DPSP contributions can indirectly limit how much you can personally contribute to an RRSP without exceeding your limit. That said, unless your DPSP and other employer contributions are unusually large, the presence of a 4% employer match alone is unlikely to create an immediate overcontribution for most people.

When an employer match could lead to overcontribution

Your annual RRSP contribution limit is generally 18% of your previous year’s earned income up to the yearly maximum. For example, the maximum limit for 2025 is set at $32,490. In practical terms, unless your salary is high enough that 18% of last year’s income reaches the annual maximum or your employer’s DPSP contributions are a very large percentage of pay, a 4% employer match alone is unlikely to push you into an overcontribution situation. To exceed your RRSP room merely from employer DPSP contributions, the employer portion would typically need to be significantly larger than a modest 4% match and you would already need to have used up all past unused RRSP room.

Consequences of overcontributing

If you do overcontribute to your RRSP, the Canada Revenue Agency allows a small lifetime buffer of $2,000. Amounts above that buffer are subject to a penalty tax of 1% per month on the excess, plus interest on any unpaid penalties. Because penalties continue to accumulate, it’s important to address an overcontribution promptly.

How to correct an overcontribution

If you discover that you’ve exceeded your RRSP limit, take action quickly. Options include:

• Withdraw the excess contribution. Withdrawals will typically be subject to withholding tax at source (commonly between 10% and 30% depending on the amount), and the withdrawal will be reported on a T4RSP slip for tax filing.
• Apply for a waiver of withholding tax using Form T3012A (Tax Deduction Waiver on the Refund of Your Unused RRSP, PRPP, or SPP Contributions). If approved by the CRA, this allows you to withdraw the excess without immediate tax withholding, though penalties and interest accrued up to the removal date still apply.
• File T1-OVP for excess contributions. You should report excess RRSP contributions on the appropriate CRA forms if required, and provide a letter or form information about the date(s) and amounts responsible for the overage if requested. The CRA may also identify overcontributions on its own through matching and reporting systems.

When you withdraw excess amounts, you can often recover withholding tax when you file your income tax return, and you may claim a deduction for the refunded contribution by completing Form T746 (Calculating Your Deduction for Refund of Unused RRSP, PRPP, and SPP Contributions) to avoid being taxed on that amount in the end.

Practical recommendations

Given the risk and cost of overcontributing, consider these steps:

• Check your latest RRSP deduction limit statement from the CRA to confirm your available room before making or resuming contributions.
• Confirm with your employer how DPSP and matching contributions are reported and how they translate into a pension adjustment on your T4 or CRA statement.
• If you are already at or near your limit, avoid making voluntary RRSP contributions merely to capture an employer match unless you are certain the match will not create an excess. If the employer match is conditional on you contributing, ask HR whether the employer will still contribute if you decline, or whether contributions can be redirected or adjusted.
• If you do accidentally overcontribute, move quickly to remove the excess and complete the appropriate CRA forms to minimize penalties and interest.

DPSPs and employer pensions add an extra layer of complexity to RRSP planning, so it’s worth confirming the numbers and getting advice if you’re unsure. Acting promptly to correct any overcontribution will reduce the cost and hassle of penalties.

Read more about retirement accounts:

• Should I draw down my RRIF to avoid estate taxes?
• Can you make RRSP contributions after age 71?
• How to make sure you have enough money to fund your RRIF withdrawals
• When and how should I start drawing on my retirement savings?