Police have registered a case against four persons for illegally organising a bullock cart race at Usatne village in Thane district of Maharashtra, an official said on Wednesday.

The case was registered at Hill Line police station in Ulhasnagar zone on Tuesday, but none of them has been arrested so far, he said. The accused had organised the bullock cart race in the village on Sunday, which several people had attended. As per the government rules and the court's rulings, organising bullock cart races is illegal, the official said.