From 1 July 2019

Ceiling and underfloor insulation will be compulsory in all rental homes where it is reasonably practicable to install.
Landlords must sign a statement of intent to comply with the healthy homes standards in any new, varied or renewed tenancy agreement.
This statement is in addition to the existing requirement to include a signed insulation statement with all tenancy agreements that covers what insulation the property has, where it is, and what type.
Landlords must keep records that demonstrate compliance with any healthy homes standards that apply or will apply during the tenancy.

From 1 Dec 2020

Landlords must include a statement of their current level of compliance with the healthy homes standards in any new, varied or renewed tenancy agreement.

Private landlords must ensure their rental properties comply with the healthy homes standards within 90 days of any new, or renewed, tenancy.
All boarding houses (except Kāinga Ora (formerly Housing New Zealand) and Community Housing Provider boarding house tenancies) must comply with the healthy homes standards.

All Kāinga Ora (formerly Housing New Zealand) houses and registered Community Housing Provider houses must comply with the healthy homes standards.