Two things are scheduled to happen that day, and only one of them is settled.
The first is straightforward. Ontario’s enhanced new housing rebate applies to agreements of purchase and sale signed between April 1, 2026 and March 31, 2027. An agreement signed on March 31 qualifies. One signed on April 1 does not, on an otherwise identical home. There’s no partial credit for being close.
The second is where it gets interesting, and it’s had almost no attention.
The part nobody is talking about
Most coverage treats April 2027 as a return to normal – the enhanced rebate ends, and Ontario’s ordinary $24,000 new housing rebate carries on as it did before.
That may not be what happens.
Ontario’s 2026 Budget proposes that eligibility for the existing provincial new housing rebate and the new residential rental property rebate ends after the enhancement period. Not reverts. Ends.
The transitional provisions – the detail of how and for whom – are to be set out in the 2026 Ontario Economic Outlook and Fiscal Review. That hasn’t been released yet.
So as things stand today, the position after March 31, 2027 is not “$130,000 drops to $24,000.” It may be “$130,000 drops to nothing” on the provincial side, for new agreements.
It is a proposal. It could change, be softened, or be dropped entirely. But it’s the government’s stated intention, and nobody buying a new home in Ontario right now appears to know about it.
What isn’t changing
Worth being clear, because this isn’t a case of everything disappearing.
The federal first-time home buyers’ GST rebate is unaffected. It applies to agreements signed on or after March 20, 2025 and before 2031. A first-time buyer signing in 2028 still has a federal program.
The federal Purpose-Built Rental Housing rebate is unaffected. Qualifying multi-unit rental projects keep that relief.
The Ontario first-time home buyers’ rebate is also unaffected. Ontario’s 2026 Budget states that eligibility for it would not be affected by the proposed elimination, and would continue to follow the federal criteria.
Why the uncertainty matters more than the answer
Here’s the part worth sitting with.
If the answer were known – if we could say “after March 2027 it drops to $24,000” – you could weigh that. A buyer choosing between signing in February or waiting until May would have two numbers to compare, and could decide accordingly.
You can’t do that with an unknown. The choice right now is between a defined amount and an amount nobody can tell you.
For anyone with a pre-construction decision in front of them, that asymmetry is the whole argument. The signing date is one of very few things in a new-build purchase you actually control. Closing dates slip, construction runs late, occupancy moves. The date on the agreement is yours.
What this means depending on where you are
If you’re considering a pre-construction purchase and the timing is flexible — the signing date is the variable to look at first. Not the closing date, not the occupancy date. The agreement date.
If you’ve already signed inside the window* — you’re fine, and nothing here affects you. Your entitlement is fixed by your agreement date regardless of when you close, and your closing can fall well outside the window.
If you’re a landlord or investor — the rental rebates are in the same proposal, and the rental programs run on construction start dates rather than agreement dates. That’s a different clock and worth checking separately.
If you’re buying above $1.85 million — you’re in the $24,000 band today, which is precisely the rebate proposed for elimination. Worth watching closely.
When we’ll know
The Fall Economic Statement. Ontario typically releases it in the autumn, and it’s where the transitional provisions were promised.
Until then, anyone telling you with confidence what happens after March 2027 is guessing.
We’ll update this post when it lands. If you want to know when, get in touch and we’ll tell you.
The short version
March 31, 2027 is a real deadline with a real number attached, and it turns on the date you sign rather than the date you close.
What comes after it is genuinely unsettled — and the possibility that provincial relief ends rather than reverting is not being discussed anywhere near enough.
If you have a decision in front of you and the timing is yours to choose, that’s worth knowing now rather than in April.