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How to Stack $71,500 in Tax Breaks on Your First Ontario Home Purchase
By Dana Jerlo profile image Dana Jerlo
3 min read

How to Stack $71,500 in Tax Breaks on Your First Ontario Home Purchase

You can pull out $40,000 from an FHSA, withdraw another $60,000 from your RRSP under the Home Buyers' Plan, claim a $4,475 land transfer tax refund, and, if you're buying new construction, pocket up to $24,000 from the Ontario HST rebate. That's $128,475 in combined tax shelter and rebates, though the practical stacking ceiling for most buyers sits closer to $71,500 once you account for contribution timelines and income bracket realities.

Here's how the four programs actually layer, and where people lose money by missing the sequencing.

Max the FHSA First, Not the RRSP

The FHSA lets you deduct $8,000 per year (up to $40,000 lifetime) and withdraw it tax-free for a home purchase. The RRSP Home Buyers' Plan withdrawal is also tax-free, but you have to pay it back over 15 years or face tax on the unpaid balance. The FHSA has no repayment requirement.

Most buyers prioritize the RRSP because they already have one. Wrong move. Fund the FHSA to the annual limit before touching the RRSP for down payment purposes. If you open an FHSA in 2026 and contribute $8,000, you can carry forward unused room and put in $16,000 the following year. At a 29.65% marginal rate (roughly $50,000 to $100,000 taxable income in Ontario), maxing the FHSA saves you $11,860 in tax over five years and delivers a $40,000 down payment that you never repay.

The HST Rebate Only Works on New Builds

Ontario's provincial HST rebate refunds 75% of the provincial portion (8%) on the first $400,000 of a new home's purchase price. Maximum rebate: $24,000. This applies only to newly constructed homes or substantially renovated properties where you're the first occupant.

Builders often advertise prices as "HST included," meaning the rebate is already baked into the contract. Read the fine print. If the builder is assigning the rebate to themselves, you don't see the $24,000, it's already discounted. If the contract says you're responsible for HST and eligible to claim the rebate yourself, you file after closing and CRA sends a cheque. On a $500,000 new condo, that rebate can cover your CMHC insurance premium or closing costs outright.

The rebate claws back fast above $400,000, disappearing entirely at $450,000. If you're looking at a $475,000 pre-construction townhouse, you get zero provincial rebate. Run the math before you sign.

The Land Transfer Tax Refund Is Automatic, but Capped

Ontario refunds first-time buyers up to $4,475 of provincial land transfer tax. Your lawyer files the affidavit at closing, and the refund is applied directly, you don't wait for CRA. The rebate covers the full LTT on homes up to roughly $368,000. Above that, you pay the difference.

On a $400,000 home, the LTT is about $4,475, so the refund zeroes it out. On a $600,000 home, the LTT is around $8,475, and you pay $4,000 out of pocket after the refund. If you're buying in Toronto, you're also subject to municipal LTT (Toronto charges its own), and the city offers a separate first-time buyer rebate of up to $4,475. The two rebates stack if you're in the city, but most Ontario buyers only get the provincial one.

The RRSP HBP Is the Backstop, Not the Lead

The Home Buyers' Plan lets you pull $60,000 from your RRSP without tax, but you must start repaying it within five years (extended grace period for 2022-2025 withdrawals; confirm current rules). Miss a repayment and CRA adds the shortfall to your taxable income that year.

Use the HBP only after the FHSA is maxed and you still need more down payment. If you're 28 and opening an FHSA for the first time, you won't hit the $40,000 cap for five years unless you front-load with carried-forward room. In that case, the RRSP HBP can bridge the gap while the FHSA builds.

The HBP also works for couples. Two buyers can each withdraw $60,000, adding $120,000 to the down payment. Combined with two maxed FHSAs, that's $200,000 in tax-sheltered cash before you touch savings.

The strategy that gets you closest to $71,500 in pure tax reduction and rebates: max your FHSA ($40,000 contribution, $11,860 tax savings), claim the LTT refund ($4,475), and buy a new-build under $400,000 to capture the full HST rebate ($24,000). That's $40,265 in rebates and tax relief. Add the RRSP HBP for liquidity, and you've built a down payment most people assume requires a decade of savings.