A viral video showed a heated argument between a scooter rider, caught travelling without a helmet in Thane, and a traffic constable who was riding another two-wheeler with an unclear number plate, prompting police to take action against both, reported news agency PTI.

The helmetless rider was penalised and a fine of Rs 2,000 was also imposed on the traffic constable, police said on Tuesday. They did not specify the amount of fine imposed on the helmetless rider.