496. Marriage ceremony fraudulently gone through without lawful marriage.--Whoever, dishonestly or with a fraudulent intention, goes through the ceremony of being married, knowing that he is not thereby lawfully married, shall be punished with imprisonment of either description for a term which may extend to seven years, and shall also be liable to fine.
Section 496 IPC — Marriage ceremony fraudulently gone through without lawful marriage
For research. Check the official gazette and later amendments before citing a section.