Section 2(1)(y) in THE MAJOR PORT AUTHORITIES ACT, 2021
(y)“port limits” in relation to a Major Port, means the limits including any piers, jetties, landing-places, wharves, quays, docks and other works made on behalf of the public for convenience of traffic, for safety of vessels or for the improvement, maintenance or good governance of the Major Port and its approaches whether within or without high-water mark, and subject to any rights of private property therein, any portion of the shore or bank within fifty yards of high-water mark and the area of such Major Port as may be determined by the Central Government by way of notification from time to time;