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NZ Capital Gains Tax: Labour's Plan and What's Already Law

Watch out – the rules could change in 2027

Ben Tutty
Last updated: 29 May 2026 | 4 min read
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New Zealand has a form of capital gains tax called the bright-line test, but the Labour Party has proposed a new tax if they win the 2026 election.

Starting July 2027, the plan would apply a 28% tax on gains from selling investment and commercial properties, exempting the family home. Proponents argue it creates a fairer system, while critics cite increased compliance costs. Property owners are advised to await the election outcome before making any decisions.

In this article you’ll learn:

What is a capital gains tax?

Does NZ already have a capital gains tax?

What happens in here (and in voting booths) will ultimately decide whether or not we end up with a more broad CGT.

A closer look at Labour’s capital gains tax proposal

The case for a capital gains tax in NZ

The family home is exempt from Labour's proposal.

The case against a capital gains tax in NZ

Against a capital gains tax generally

Against the details of Labour’s plan

I own a property, what should I do now?

Author

Ben Tutty Ben Tutty
Content Writer