A plane at Hawke's Bay Airport was evacuated on Tuesday night after reports of fumes in the cabin.
A police spokeswoman said they were notified of there potentially being fumes in the cabin of the plane at 8.10pm.
The plane landed at 8.20pm and Fire and Emergency NZ investigated, she said.
A FENZ spokesperson said the plane landed safely and was evacuated.
Crews checked the area with a gas detector but the cause was undetermined.
Two appliances from Napier and one from Hastings attended.
Passengers of the plane flight NZ5027 from Auckland were "immediately disembarked" and emergency services met the plane "as a precaution", an Air New Zealand spokesperson said.