An offence has been registered against the Nationalist Congress Party (NCP) leader Anand Paranjpe and others for allegedly raising slogans against Chief Minister Eknath Shinde during a protest in Maharashtra's Thane city, police said on Friday.

Paranjpe, the NCP's Thane city unit chief, and more than 20 party activists staged a protest and raised slogans against the chief minister outside the party's office in the city on Thursday evening, an official said.