Sec. 80.1081  Functional requirements.

    Ships, while at sea, must be capable:
    (a) Except as provided in Secs. 80.1087(a)(1) and 
80.1091(a)(4)(iii), of

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transmitting ship-to-shore distress alerts by at least two separate and 
independent means, each using a different radiocommunication service;
    (b) Of receiving shore-to-ship distress alerts;
    (c) Of transmitting and receiving ship-to-ship distress alerts;
    (d) Of transmitting and receiving search and rescue co-ordinating 
communications;
    (e) Of transmitting and receiving on-scene communications;
    (f) Of transmitting and receiving signals for locating;
    (g) Of transmitting and receiving maritime safety information;
    (h) Of transmitting and receiving general radiocommunications to and 
from shore-based radio sytsems or networks; and
    (i) Of transmitting and receiving bridge-to-bridge communications.