The Easter holiday road toll stands at one after a three-car collision north-west of Auckland on Thursday.
The crash happened on State Highway 16 near Kumeu at 7pm.
One person died at the scene. Three people have been taken to Auckland Hospital and three children have been taken to Starship Children's Hospital with serious to critical injuries.
Both of Auckland's rescue helicopters were needed to transport the patients.
The holiday road toll period began at 4pm on Thursday and ends at 6am on Tuesday.
Opotiki crash
Two men have died in Opotiki after the tow truck they were travelling in rolled 30 metres down a bank.
The crash happened at 1.30pm on the remote Takaputahi Road in Toatoa, east of Opotiki.
Motorists behind the truck and who saw the crash had to travel out of the area to call emergency services, which took almost 90 minutes. Police said the cause of the crash is not clear.
