Sec. 90.720  Channels available for public safety/mutual aid.

    (a) Part 90 licensees whose licenses reflect a two-letter radio 
service code beginning with the letter ``P'' (except for licensees whose 
licenses reflect a two-letter radio service code beginning with the 
letters ``PS'' and are not eligible under Secs. 90.35, 90.37, 90.41, and 
90.45) are authorized by this rule to use mobile and/or portable units 
on Channels 161-170 throughout the United States, its territories, and 
possessions to transmit:
    (1) Communications relating to the immediate safety of life;
    (2) Communications to facilitate interoperability among public 
safety entities and Special Emergency Radio Service (SERS) entities 
eligible under Secs. 90.35, 90.37, 90.41 and 90.45; or

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    (3) Communications on behalf of and by members of organizations 
established for disaster relief purposes having an emergency radio 
communications plan (i.e., licensees eligible under Sec. 90.41) for the 
transmission of communications relating to the safety of life or 
property, the establishment and maintenance of temporary relief 
facilities, and the alleviation of emergency conditions during periods 
of actual or impending emergency, or disaster, until substantially 
normal conditions are restored; for limited training exercises 
incidental to an emergency radio communications plan, and for necessary 
operational communications of the disaster relief organization or its 
chapter affiliates.
    (b) Any Government entity and any non-Government entity eligible to 
obtain a license under subpart B of this part or eligible to obtain a 
license under Secs. 90.35, 90.37, 90.41 and 90.45 is also eligible to 
obtain a license for base/mobile operations on Channels 161 through 170. 
Base/mobile or base/portable communications on these channels that do 
not relate to the immediate safety of life or to communications 
interoperability among public safety entities and the above-specified 
SERS entities, may only be conducted on a secondary non-interference 
basis to such communications.
[ 62 FR 15994 , Apr. 3, 1997]