4	Safeguard/defend the territorial waters of Bangladesh.
4	Keep the Sea Lines of Communications (SLOC) open during a war.
4	Keep the sea ports of Bangladesh open for shipping during a war.
4	Protection of the Bangladesh fishing fleet.
4	Coast guard duties.
4	Patrolling in riverine waters of Bangladesh.
4	Search and Rescue at sea.
4	Cyclone warning for Naval Ships and craft.
4	Protection of Bangladesh merchant ships in the high seas.
4	Assist the civil administration in maintaining internal security and peace, whenever called for such duties.
4	Assist the civil administration in the event of natural calamities like flood, cyclone, tidal waves, earthquake etc whenever called for such duties.
4	Naval Control of Shipping (Internal and External, Inland or Foreign) Organization.
4	Oceanographic survey.
4	Any other task for which the government may deem it necessary to deploy the Navy.