Indian Ports Act, 1908
20. Willfully loosening vessel from moorings
If any person willfully and without lawful excuse loosens or
removes from her moorings any vessel within any such port without leave or
authority from the owner or master of the vessel, he shall, for every such
offence, be punishable with fine which may extend to two hundred rupees, or
with imprisonment for a term which may extend to six months.