PPC Section 155: Liability of person for whose benefit riot is committed:

Whenever a riot is committed for the benefit or on behalf of any person who is the owner or occupier of any land respecting which such riot takes place or who claims any interest in such land, or in the subject of any dispute which gave rise to the riot, or who has accepted or derived 'any benefit there from, such person shall be punishable with fine, if he or his agent or manager, having reason to believe that such riot was likely to be committed or that the unlawful assembly by which such riot was committed was likely to be held, shall not respectively use all lawful means in his or their power to prevent such assembly or riot from taking place, and for suppressing and dispersing the same.