Whoever knowingly joins or continues in any assembly of five or more persons likely to cause a disturbance of the public peace, after such assembly has been lawfully commanded to disperse, shall be punished with imprisonment of either description for a term which may extend to six months, or with fine, or with both"
Explanation"-If the assembly is an unlawful assembly within the meaning of section 141, the offender will be punishable under section 145"
152 IPC Assaulting or obstructing public servant when suppressing riot, etc
153B IPC Imputations, assertions prejudicial to national integration
154 IPC Owner or occupier of land on which an unlawful assembly is held
155 IPC Liability of person for whose benefit riot is committed
156 IPC Liability of agent of owner or occupier for whose benefit riot is committed
157 IPC Harbouring persons hired for an unlawful assembly
158 IPC Being hired to take part in an unlawful assembly or riot