Sunset clauses: the deadline in your off-the-plan contract

Somewhere in every off-the-plan contract sits a date with an evocative name: the sunset date. It is the deadline for the development to become real, and the clause around it decides what happens if the deadline arrives first.

What is a sunset clause?

A sunset clause sets the date by which the plan of subdivision has to be registered (and in some contracts, an occupancy permit issued). Registration is the legal moment the individual lot you bought comes into existence, so the sunset date is effectively the long-stop deadline for the project: if the milestone has not happened by then, the clause allows the contract to be ended and the deposit returned.

Construction timelines being what they are, the date is usually set with generous margin, commonly years after signing. The clause exists because a buyer cannot be asked to wait indefinitely for a lot that may never register, and a developer cannot be locked into completing the impossible.

Who can pull the trigger, and the Victorian protections

Historically, the controversy with sunset clauses was one-sided use: a project running long while prices rose, followed by the developer ending contracts under the sunset clause and reselling the same lots at higher prices. Victoria legislated against exactly that pattern.

Under the Sale of Land Act, a vendor who wants to end a residential off-the-plan contract under a sunset clause needs either the buyer's written consent or an order of the Supreme Court. The vendor has to give written notice explaining why the deadline was missed and why they want to rescind, and the court's involvement puts the burden on the developer to justify the rescission as just and equitable. The buyer's own right to end the contract once the sunset date passes is not restricted in the same way.

The upshot: in Victoria, the sunset clause is primarily a buyer's protection, and vendor-side rescission faces genuine hurdles.

What to check before signing

The sunset clause deserves the same attention as the price. As part of the pre-signing review, three things matter:

• The date itself. How far away is it, and is that consistent with the stage the project is actually at? A contract signed off a display suite with a sunset date eighteen months out is a very different risk profile from the same date on a project already out of the ground.
• Extension rights. Some contracts allow the vendor to extend the sunset date in defined circumstances. Read what triggers an extension, how long it can run, and whether any notice is required.
• What exactly has to happen by the date. Plan registration alone, or registration plus an occupancy permit. The definition changes what "late" means.

This is precisely the clause-by-clause work a conveyancer does on an off-the-plan contract before you sign, and their reading of the sunset provisions is worth asking for in plain terms.

What happens to the deposit meanwhile?

Off-the-plan deposits in Victoria are held in trust while the project proceeds, which is what makes waiting tolerable: if the contract ends under the sunset clause, the deposit comes back. The long wait between signing and settlement is one of the defining features of buying off the plan, and the trust arrangement is the counterweight.

What should a buyer do when the date approaches?

If the project is visibly behind and the sunset date is coming into view, the practical move is early contact with your conveyancer rather than waiting for the date to arrive. The options at that point, wait, negotiate, or exercise the right to end the contract once the date passes, each have consequences, and the right one depends on the project's real position and yours. What you do not want is to discover the clause's mechanics for the first time the week the deadline lands.

Summary

The sunset clause is the long-stop deadline in an off-the-plan contract: the date by which the plan of subdivision has to register, after which the contract can be ended and the deposit returned. Victorian law requires a vendor to obtain the buyer's consent or a Supreme Court order to rescind under it, which keeps the clause working as buyer protection. Check the date, the extension rights, and the definition of the milestone before signing, with your conveyancer walking you through the wording. The wider mechanics of buying off the plan are covered in our off-the-plan guide.

Sources

• Sale of Land Act 1962 (Vic): the sunset-clause provisions for residential off-the-plan contracts, including the vendor's need for the purchaser's consent or a Supreme Court order to rescind.

Sources verified 25 July 2026.