Sec. 2.401  Distress messages.

    Each station licensee shall give absolute priority to 
radiocommunications or signals relating to ships or aircraft in 
distress; shall cease all sending on frequencies which will interfere 
with hearing a radiocommunication or signal of distress and except when 
engaged in answering or aiding the ship or aircraft in distress, shall 
refrain from sending any radiocommunications or signals until there is 
assurance that no interference will be caused with the 
radiocommunications or signals relating thereto; and shall assist the 
ship or aircraft in distress, so far as possible, by complying with its 
instructions.