Granny Flats NZ 2026: New Building Consent Exemption Explained

From January 2026, new granny flat laws in New Zealand are making it easier, faster, and more affordable to build a granny flat, also known as a minor dwelling, on your property — without needing full building consent.

If you’re a homeowner in New Zealand, this is a major opportunity to unlock extra space, add value, and create flexible living options