(1) Save as otherwise provided, the provisions of this Act shall apply to, ---
(a) any vessel which is registered in India; or
(b) any vessel which is required by this Act to be so registered, wherever it may be.
(2) Save as otherwise provided, the provisions of this Act which apply to vessels other than those referred to in sub-section (1) shall so apply only while any such vessel is within India or its coastal waters.
(3) Subject to sub-section (2) and unless otherwise expressly provided, the provisions of this Act shall not apply to Indian controlled tonnage vessels.
Explanation.---For the purposes of this sub-section, the expression "Indian controlled tonnage vessel" means an Indian vessel, other than a fishing vessel or sailing vessel, owned by any person specified under sub-section (1) of section 15 and registered at a port or place in a country other than India.