Runs on your device. Information, not legal advice.Nothing you type is sent anywhere or stored, and there are no cookies. A contract can define its own working days: if yours does, its definition is the one to use for its own periods.
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How the Act defines a working day
Section 5: a working day is any day of the week other than these.
- s5(a)A Saturday, a Sunday, Waitangi Day, Good Friday, Easter Monday, Anzac Day, the Sovereign's birthday, Matariki Observance Day and Labour Day.
- s5(ab)If Waitangi Day or Anzac Day falls on a Saturday or a Sunday, the following Monday.
- s5(b)The day observed in the area as the anniversary of its province.
- s5(c)For ss 18, 22, 24A, 33, 35 to 37A, 46, 47, 59 and 66 only: 24 December to the close of 5 January.
- s5(d)For ss 71B, 74 and 75 only: 25 December to the close of 15 January.
Where the rules come from (checked 1 Nov 2026)
- Construction Contracts Act 2002, s5, "working day", paragraphs (a), (ab), (b), (c) and (d), read word for word on legislation.govt.nz (version as at 5 October 2023, the latest).
- Matariki dates: Te Kāhui o Matariki Public Holiday Act 2022, Schedule 1. Anniversary days: Employment New Zealand, "Public holidays and anniversary dates". Dates from 2025 to 2035.