Section 179(2) in The Gujarat Municipalities Act, 1963
(2)Any person, who destroys, pulls down or defaces any such name, number, or sub-number or puts up any name, number or sub-number different from that put up by the municipality and any owner of any premises or part thereof who does not at his own expense keep such number or sub-number in good order after it has been put up thereon, shall, on conviction, be punished with fine which may extend to fifty rupees.