A four-year-old boy has been injured after boiling water was thrown over him during a family violence incident in Te Kuiti this morning.
Police said emergency services were called to a house in the west of the town at 5:55am.
Officers arrived to find the boy hurt by boiling water thrown during a dispute between his grandparents.
He was taken to Te Kuiti Hospital to be treated for a scalding injury to his buttocks.
Senior Sergeant Rob Van Kalken said the boy's 57-year-old grandfather had been charged with male assaults female, injuring a child and breach of a protection order.
The man told told officers he threw the water at his wife to "cool her down" and didn't know it had been boiled, Mr Van Kalken said.