The Department of Internal Affairs

The Department of Internal Affairs

Te Tari Taiwhenua

Building a safe, prosperous and respected nation


Daylight Saving

Image of sun shining on clock

About Daylight Saving

Daylight Saving commences on the last Sunday in September, when 2.00am becomes 3.00am.

It ends on the first Sunday in April, when 3.00am becomes 2.00am.

Daylight Saving Dates

History & Origins of Daylight Saving

Our role

New Zealand Standard Time, sometimes shortened to NZST, is defined in the Time Act 1974 as 12 hours in advance of Co-ordinated Universal Time. The Department of Internal Affairs administers the Act.

The New Zealand Daylight Time Order 2007, made under the Act, determines the hours and dates of New Zealand Daylight Time, sometimes shortened to NZDT.

Frequently asked questions

Contact us

If you have enquiries about daylight saving, please email