He said they often get callouts that relate to storm windfalls, where people have stacked up fallen branches.
"We need to stress this - get on to the local council, then you're covered."
Permitted fires need to be in an approved incinerator, but in some circumstances, depending on the material, the fire can be on the ground.
"If we are heading out on a call, generally we'll know if they have a permit."
If a fire, permitted or not, is causing a smoke nuisance to neighbours, it will be put out.
Carterton fire chief Wayne Robinson said it is timely to reinforce the permit message coming into summer. "We're getting a few, with people burning rubbish in the backyard.
"It is illegal."
Farmers on rural land do not require a permit, except during seasonal fire bans.