Sec. 90.7  Definitions.

    Antenna height above average terrain (AAT). Height of the center of 
the radiating element of the antenna above the average terrain. (See 
Sec. 90.309(a)(4) for calculation method.)
    Antenna height above sea level. The height of the topmost point of 
the antenna above mean sea level.
    Antenna structure. Structure on which an antenna is mounted.
    Assigned frequency. Center of a frequency band assigned to a 
station.
    Assigned frequency band. The frequency band the center of which 
coincides with the frequency assigned to the station and the width of 
which equals the necessary bandwidth plus twice the absolute value of 
the frequency tolerance.
    Authorized bandwidth. The frequency band, specified in kilohertz and 
centered on the carrier frequency containing those frequencies upon 
which a total of 99 percent of the radiated power appears, extended to 
include any discrete frequency upon which the power is at least 0.25 
percent of the total radiated power.
    Automobile emergency licensee. Persons regularly engaged in any of 
the following activities who operate radio stations for transmission of 
communications required for dispatching repair trucks, tow trucks, or 
other road service vehicles to disabled vehicles:
    (1) The operation of a private emergency road service for disabled 
vehicles by associations of owners of private automobiles; or
    (2) The business of providing to the general public an emergency 
road service for disabled vehicles.
    Average terrain. The average elevation of terrain between 3.2 and 16 
km (2 and 10 miles) from the antenna site.
    Base station. A station at a specified site authorized to 
communicate with mobile stations.
    Basic trading areas. Service areas that are based on the Rand 
McNally 1992 Commercial Atlas & Marketing Guide, 123rd Edition, at pages 
38-39, with the following additions licensed separately as BTA-like 
areas: American Samoa; Guam, Northern Mariana Islands; Mayaguez/
Aguadilla-Ponce, Puerto Rico; San Juan, Puerto Rico; and the United 
States Virgin Islands. The Mayaguez/Aguadilla-Ponce BTA-like service 
area consists of the following municipios: Adjuntas, Aguada, Aguadilla, 
Anasco, Arroyo, Cabo Rojo, Coamo, Guanica, Guayama, Guayanilla, 
Hormigueros, Isabela, Jayuya, Juana Diaz, Lajas, Las Marias, Maricao, 
Maunabo, Mayaguez, Moca, Patillas, Penuelas, Ponce, Quebradillas, 
Rincon, Sabana Grande, Salinas, San German, Santa Isabel, Villalba, and 
Yauco. The San Juan BTA-like service area consists of all other 
municipios in Puerto Rico.
    Carrier frequency. The frequency of an unmodulated electromagnetic 
wave.
    Channel loading. The number of mobile transmitters authorized to 
operate on a particular channel within the same service area.
    Control point. Any place from which a transmitter's functions may be 
controlled.
    Control station. An Operational Fixed Station, the transmissions of 
which are used to control automatically the emissions or operation of 
another radio station at a specified location.
    Conventional radio system. A method of operation in which one or 
more radio frequency channels are assigned to mobile and base stations 
but are not employed as a trunked group. An ``urban-conventional 
system'' is one whose

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transmitter site is located within 24 km (15 miles) of the geographic 
center of any of the first 50 urbanized areas (ranked by population) of 
the United States. A ``sub-urban-conventional system'' is one whose 
transmitter site is located more than 24 km (15 miles) from the 
geographic center of the first 50 urbanized areas. See Table 21, Rank of 
Urbanized Areas in the United States by Population, page 1-87, U.S. 
Census (1970); and table 1 of Sec. 90.635.
    Developmental operation. A specially licensed operation for the 
purpose of testing concepts in the use of radio appropriate to the radio 
services governed by this part.
    Dispatch point. Any place from which radio messages can be 
originated under the supervision of a control point.
    EA-based or EA license. A license authorizing the right to use a 
specified block of SMR and 220-222 MHz spectrum within one of 175 
Economic Areas (EAs) as defined by the Department of Commerce Bureau of 
Economic Analysis. The EA Listings and the EA Map are available for 
public inspection at the Wireless Telecommunications Bureau's public 
reference room, Room 5608, 2025 M St. NW., Washington, DC 20554 and 
Office of Operations--Gettysburg, 1270 Fairfield Road, Gettysburg, PA 
17325.
    Economic Areas (EAs). A total of 175 licensing regions based on the 
United States Department of Commerce Bureau of Economic Analysis 
Economic Areas defined as of February 1995, with the following 
exceptions:
    (1) Guam and Northern Mariana Islands are licensed as a single EA-
like area (identified as EA 173 in the 220 MHz Service);
    (2) Puerto Rico and the U.S. Virgin Islands are licensed as a single 
EA-like area (identified as EA 174 in the 220 MHz Service); and
    (3) American Samoa is licensed as a single EA-like area (identified 
as EA 175 in the 220 MHz Service).
    Effective radiated power (ERP). The power supplied to an antenna 
multiplied by the relative gain of the antenna in a given direction.
    Emergency medical licensee. Persons or entities engaged in the 
provision of basic or advanced life support services on an ongoing basis 
that operate radio stations for transmission of communications essential 
for the delivery or rendition of emergency medical services for the 
provision of basic or advanced life support.
    Film and video production licensee. Persons primarily engaged in or 
providing direct technical support to the production, videotaping, or 
filming of motion pictures or television programs, such as movies, 
programs, news programs, special events, educational programs, or 
training films, regardless of whether the productions are prepared 
primarily for final exhibition at theatrical outlets or on television or 
for distribution through other mass communications outlets.
    Fire licensee. Any territory, possession, state, city, county, town, 
or similar governmental entity, and persons or organizations charged 
with specific fire protection activities that operate radio stations for 
transmission of communications essential to official fire activities.
    Fixed relay station. A station at a specified site used to 
communicate with another station at another specified site.
    Forest products licensee. Persons primarily engaged in tree logging, 
tree farming, or related woods operations, including related hauling 
activities, if the hauling activities are performed under contract to, 
and exclusively for, persons engaged in woods operations or engaged in 
manufacturing lumber, plywood, hardboard, or pulp and paper products 
from wood fiber.
    Forward links. Transmissions in the frequency bands specified in 
Sec. 90.357(a) and used to control and interrogate the mobile units to 
be located by multilateration LMS systems.
    Frequency coordination. The process of obtaining the recommendation 
of a frequency coordinator for a frequency(ies) that will most 
effectively meet the applicant's needs while minimizing interference t 
licensees already operating within a given frequency band.
    Frequency coordinator. An entity or organization that has been 
certified by the Commission to recommend frequencies for use by 
licensees in the Private Land Mobile Radio Services.
    Geographic center. The geographic center of an urbanized area is 
defined

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by the coordinates given at table 1 of Sec. 90.635.
    Geophysical telemetry. Telemetry involving the simultaneous 
transmission of seismic data from numerous locations to a central 
receiver and digital recording unit.
    Harmful interference. For the purposes of resolving conflicts 
between stations operating under this part, any emission, radiation, or 
induction which specifically degrades, obstructs, or interrupts the 
service provided by such stations.
    Interconnection. Connection through automatic or manual means of 
private land mobile radio stations with the facilities of the public 
switched telephone network to permit the transmission of messages or 
signals between points in the wireline or radio network of a public 
telephone company and persons served by private land mobile radio 
stations. Wireline or radio circuits or links furnished by common 
carriers, which are used by licensees or other authorized persons for 
transmitter control (including dial-up transmitter control circuits) or 
as an integral part of an authorized, private, internal system of 
communication or as an integral part of dispatch point circuits in a 
private land mobile radio station are not considered to be 
interconnection for purposes of this rule part.
    Internal system. An internal system of communication is one in which 
all messages are transmitted between the fixed operating positions 
located on premises controlled by the licensee and the associated mobile 
stations or paging receivers of the licensee. (See subpart O).
    Itinerant operation. Operation of a radio station at unspecified 
locations for varying periods of time.
    Land mobile radio service. A mobile service between base stations 
and land mobile stations, or between land mobile stations.
    Land mobile radio system. A regularly interacting group of base, 
mobile and associated control and fixed relay stations intended to 
provide land mobile radio communications service over a single area of 
operation.
    Land station. A station in the mobile service not intended to be 
used while in motion. [As used in this part, the term may be used to 
describe a base, control, fixed, operational fixed or fixed relay 
station, or any such station authorized to operate in the ``temporary'' 
mode.]
    Line A. An imaginary line within the U.S., approximately paralleling 
the U.S.-Canadian border, north of which Commission coordination with 
Canadian authorities in the assignment of frequencies is generally 
required. It begins at Aberdeen, Washington, running by great circle arc 
to the intersection of 48 deg. N., 120 deg. W., then along parallel 
48 deg. N., to the intersection of 95 deg. W., thence by great circle 
arc through the southern most point of Duluth, Minn., thence by great 
circle arc to 45 deg. N., 85 deg. W., thence souuthward along meridian 
85 deg. W., to its intersection with parallel 41 deg. N., thence along 
parallel 41 deg. N. to its intersection with meridian . . . 82 deg. W., 
thence by great circle arc through the southernmost point of Bangor, 
Maine, thence by great circle arc through the southernmost point of 
Searsport, Maine, at which point it terminates.
    Line C. An imaginary line in Alaska approximately paralleling the 
border with Canada, East of which Commission coordination with Canadian 
authorities in the assignment of frequencies is generally required. It 
begins at the intersection of 70 deg. N., 144 deg. W., thence by great 
circle arc to the intersection of 60 deg. N., 143 deg. W., thence by 
great circle arc so as to include all the Alaskan Panhandle.
    Location and Monitoring Service (LMS). The use of non-voice 
signaling methods to locate or monitor mobile radio units. LMS systems 
may transmit and receive voice and nonvoice status and instructional 
information related to such units.
    Major trading areas. Service areas based on the Rand McNally 1992 
Commercial Atlas & Marketing Guide, 123rd Edition, at pages 38-39, with 
the following exceptions and additions:
    (a) Alaska is separated from the Seattle MTA and is licensed 
separately.
    (b) Guam and the Northern Mariana Islands are licensed as a single 
MTA-like area.
    (c) Puerto Rico and the United States Virgin Islands are licensed as 
a single MTA-like area.

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    (d) American Samoa is licensed as a single MTA-like area.
    Manufacturers licensee. Persons primarily engaged in any of the 
following manufacturing activities:
    (1) The mechanical or chemical transformation of substances into new 
products within such establishments as plants, factories, shipyards, or 
mills which employ, in that process, powerdriven machines and materials-
handling equipment;
    (2) The assembly of components of manufactured products within such 
establishments as plants, factories, shipyards, or mills where the new 
product is neither a new structure nor other fixed improvement. 
Establishments primarily engaged in the wholesale or retail trade, or in 
service activities, even though they fabricate or assemble any or all 
the products or commodities handled, are not included in this category; 
or
    (3) The providing of supporting services or materials by a 
corporation to its parent corporation, to another subsidiary of its 
parent or to its own subsidiary, where such supporting services or 
materials are directly related to those regular activities of such 
parent or subsidiary which are eligible under paragraphs (1) or (2) of 
this definition.
    Meteor burst communications. Communications by the propagation of 
radio signals reflected off ionized meteor trails.
    Mobile relay station. A base station in the mobile service 
authorized to retransmit automatically on a mobile service frequency 
communications which originate on the transmitting frequency of the 
mobile station.
    Mobile repeater station. A mobile station authorized to retransmit 
automatically on a mobile service frequency, communications to or from 
hand-carried transmitters.
    Mobile service. A service of radiocommunication between mobile and 
base stations, or between mobile stations.
    Mobile station. A station in the mobile service intended to be used 
while in motion or during halts at unspecified points. This includes 
hand carried transmitters.
    Motor carrier licensee. Persons primarily engaged in providing a 
common or contract motor carrier transportation service in any of the 
following activities: Provided, however, that motor vehicles used as 
taxicabs, livery vehicles, or school buses, and motor vehicles used for 
sightseeing or special charter purposes, shall not be included within 
the meaning of this term. For purposes of this definition, an urban area 
is defined as being one or more contiguous, incorporated or 
unincorporated cities, boroughs, towns, or villages, having an aggregate 
population of 2,500 or more persons.
    (1) The transportation of passengers between urban areas;
    (2) The transportation of property between urban areas;
    (3) The transportation of passengers within a single urban area; or
    (4) The transportation, local distribution or collection of property 
within a single urban area.
    MTA-based license or MTA license. A license authorizing the right to 
use a specified block of SMR spectrum within one of the 51 Major Trading 
Areas (``MTAs''), as embodied in Rand McNally's Trading Area System MTA 
Diskette and geographically represented in the map contained in Rand 
McNally's Commercial Atlas & Marketing Guide (the ``MTA Map.'') The MTA 
Listings, the MTA Map and the Rand McNally/AMTA license agreement are 
available for public inspection at the Wireless Telecommunications 
Bureau's public reference room, Room 628, 1919 M Street NW., Washington, 
DC 20554.
    Multilateration LMS system. A system that is designed to locate 
vehicles or other objects by measuring the difference of time of 
arrival, or difference in phase, of signals transmitted from a unit to a 
number of fixed points or from a number of fixed points to the unit to 
be located.
    Navigable waters. This term, as used in reference to waters of the 
United States, its territories and possessions, means the waters 
shoreward of the baseline of its territorial sea and internal waters as 
contained in 33 CFR 2.05-25.
    900 MHz SMR MTA-based license or MTA license. A license authorizing 
the right to use a specified block of 900 MHz SMR spectrum within one of 
the

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47 Major Trading Areas (``MTAs''), as embodied in Rand McNally's Trading 
Areas System MTA Diskette and geographically represented in the map 
contained in Rand McNally's Commercial Atlas & Marketing Guide (the 
``MTA Map''), with the following exceptions and additions:
    (1) Alaska is separated from the Seattle MTA and is licensed 
separately.
    (2) Guam and the Northern Mariana Islands are licensed as a single 
MTA-like area.
    (3) Puerto Rico and the United States Virgin Islands are licensed as 
a single MTA-like area.
    (4) American Samoa is licensed as a single MTA-like area.
    The MTA map is available for public inspection in the Office of 
Engineering and Technology's Technical Information Center, room 7317, 
2025 M Street NW., Washington, DC.
    Non-multilateration LMS System. A system that employs any of a 
number of non-multilateration technologies to transmit information to 
and/or from vehicular units.
    Operational fixed station. A fixed station, not open to public 
correspondence, operated by, and for the sole use of those agencies 
operating their own radiocommunication facilities in the Public Safety, 
Industrial, Land Transportation, Marine, or Aviation Radio Services. 
(This includes all stations in the fixed service under this part.)
    Output power. The radio frequency output power of a transmitter's 
final radio frequency stage as measured at the output terminal while 
connected to a load of the impedance recommended by the manufacturer.
    Paging. A one-way communications service from a base station to 
mobile or fixed receivers that provide signaling or information transfer 
by such means as tone, tone-voice, tactile, optical readout, etc.
    Person. An individual, partnership, association, joint stock 
company, trust or corporation.
    Petroleum licensee. Persons primarily engaged in prospecting for, 
producing, collecting, refining, or transporting by means of pipeline, 
petroleum or petroleum products (including natural gas).
    Police licensee. Any territory, possession, state, city, county, 
town, or similar governmental entity including a governmental 
institution authorized by law to provide its own police protection that 
operate radio stations for transmission of communications essential to 
official police activities.
    Power licensee. Persons primarily engaged in any of the following 
activities:
    (1) The generation, transmission, or distribution of electrical 
energy for use by the general public or by the members of a cooperative 
organization;
    (2) The distribution of manufactured or natural gas by means of pipe 
line, for use by the general public or by the members of a cooperative 
organization, or, in a combination of that activity with the production, 
transmission or storage of manufactured or natural gas preparatory to 
such distribution;
    (3) The distribution of steam by means of pipeline or, of water by 
means of pipeline, canal, or open ditch, for use by the general public 
or by the members of a cooperative organization, or in a combination of 
that activity with the collection, transmission, storage, or 
purification of water or the generation of steam preparatory to such 
distribution; or
    (4) The providing of a supporting service by a corporation directly 
related to activities of its parent corporation, of another subsidiary 
of the same parent, or of its own subsidiary, where the party served is 
regularly engaged in any of the activities set forth in this definition.
    Private carrier. An entity licensed in the private services and 
authorized to provide communications service to other private services 
on a commercial basis.
    Radio call box. A transmitter used by the public to request fire, 
police, medical, road service, or other emergency assistance.
    Radiodetermination. The determination of position, or the obtaining 
of information relating to position, by means of the propagation of 
radio waves.
    Radiofacsimile. A system of radiocommunication for the transmission 
of fixed images, with or without half-tones, with a view to their 
reproduction in a permanent form.

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    Radiolocation. Radiodetermination used for purposes other than those 
of radionavigation.
    Radionavigation. Radiodetermination used for the purposes of 
navigation, including obstruction warning.
    Radio teleprinting. Radio transmissions to a printing telegraphic 
instrument having a signal-actuated mechanism for automatically printing 
received messages.
    Railroad licensee. Railroad common carriers which are regularly 
engaged in the transportation of passengers or property when such 
passengers or property are transported over all or part of their route 
by railroad.
    Regional Economic Area Groupings (REAGs). The six geographic areas 
for Regional licensing in the 220-222 MHz band, based on the United 
States Department of Commerce Bureau of Economic Analysis Economic Areas 
(see  60 FR 13114  (March 10, 1995)) defined as of February 1995, and 
specified as follows:
    REAG 1 (Northeast): REAG 1 consists of the following EAs: EA 001 
(Bangor, ME) through EA 011 (Harrisburg-Lebanon-Carlisle, PA); and EA 
054 (Erie, PA).
    REAG 2 (Mid-Atlantic): REAG 2 consists of the following EAs: EA 012 
(Philadelphia-Wilmington-Atlantic City, PA-NJ-DE-MD) through EA 026 
(Charleston-North Charleston, SC); EA 041 (Greenville-Spartanburg-
Anderson, SC-NC); EA 042 (Asheville, NC); EA 044 (Knoxville, TN) through 
EA 053 (Pittsburgh, PA-WV); and EA 070 (Louisville, KY-IN).
    REAG 3 (Southeast): REAG 3 consists of the following EAs: EA 027 
(Augusta-Aiken, GA-SC) through EA 040 (Atlanta, GA-AL-NC); EA 043 
(Chattanooga, TN-GA); EA 069 (Evansville-Henderson, IN-KY-IL); EA 071 
(Nashville, TN-KY) through EA 086 (Lake Charles, LA); EA 088 
(Shreveport-Bossier City, LA-AR) through EA 090 (Little Rock-North 
Little Rock, AR); EA 095 (Jonesboro, AR-MO); EA 096 (St. Louis, MO-IL); 
and EA 174 (Puerto Rico and the U.S. Virgin Islands).
    REAG 4 (Great Lakes): REAG 4 consists of the following EAs: EA 055 
Cleveland-Akron, OH-PA) through EA 068 (Champaign-Urbana, IL); EA 097 
(Springfield, IL-MO); and EA 100 (Des Moines, IA-IL-MO) through EA 109 
(Duluth-Superior, MN-WI).
    REAG 5 (Central/Mountain): REAG 5 consists of the following EAs: EA 
087 (Beaumont-Port Arthur, TX); EA 091 (Forth Smith, AR-OK) through EA 
094 (Springfield, MO); EA 098 (Columbia, MO); EA 099 (Kansas City, MO-
KS); EA 110 (Grand Forks, ND-MN) through EA 146 (Missoula, MT); EA 148 
(Idaho Falls, ID-WY); EA 149 (Twin Falls, ID); EA 152 (Salt Lake City-
Ogden, UT-ID); and EA 154 (Flagstaff, AZ-UT) through EA 159 (Tucson, 
AZ).
    REAG 6 (Pacific): REAG 6 consists of the following EAs: EA 147 
(Spokane, WA-ID); EA 150 (Boise City, ID-OR); EA 151 (Reno, NV-CA); EA 
153 (Las Vegas, NV-AZ-UT); EA 160 (Los Angeles-Riverside-Orange County, 
CA-AZ) through EA 173 (Guam and the Northern Mariana Islands); and EA 
175 (American Samoa).
    Regional license. A license authorizing the right to use a specified 
block of 220-222 MHz spectrum within one of six Regional Economic Area 
Groupings (REAGs).
    Relay press licensee. Persons primarily engaged in the publication 
of a newspaper or in the operation of an established press association.
    Secondary operation. Radio communications which may not cause 
interference to operations authorized on a primary basis and which are 
not protected from interference from those primary operations.
    Signal booster. A device at a fixed location which automatically 
receives, amplifies, and retransmits on a one-way or two-way basis, the 
signals received from base, fixed, mobile, and portable stations, with 
no change in frequency or authorized bandwidth. A signal booster may be 
either narrowband (Class A), in which case the booster amplifies only 
those discrete frequencies intended to be retransmitted, or broadband 
(Class B), in which case all signals within the passband of the signal 
booster filter are amplified.
    Special industrial licensee. Persons regularly engaged in any of the 
following activities:
    (1) The operation of farms, ranches, or similar land areas, for the 
quantity production of crops or plants; vines or

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trees (excluding forestry operations); or for the keeping, grazing or 
feeding of livestock for animal products, animal increase, or value 
enhancement;
    (2) Plowing, soil conditioning, seeding, fertilizing, or harvesting 
for agricultural activities;
    (3) Spraying or dusting of insecticides, herbicides, or fungicides, 
in areas other than enclosed structures;
    (4) Livestock breeding service;
    (5) The operation of a commercial business regularly engaged in the 
construction of roads, bridges, sewer systems, pipelines, airfields, or 
water, oil, gas, or power production, collection, or distribution 
systems. The construction of buildings is not included in this category;
    (6) The operation of mines for the recovery of solid fuels, 
minerals, metal, rock, sand and gravel from the earth or the sea, 
including the exploration for and development of mining properties;
    (7) Maintaining, patrolling or repairing gas or liquid transmission 
pipelines, tank cars, water or waste disposal wells, industrial storage 
tanks, or distribution systems of public utilities;
    (8) Acidizing, cementing, logging, perforating, or shooting 
activities, and services of a similar nature incident to the drilling of 
new oil or gas wells, or the maintenance of production from established 
wells;
    (9) Supplying chemicals, mud, tools, pipe, and other materials or 
equipment unique to the petroleum and gas production industry, as the 
primary activity of the applicant if delivery, installation or 
application of these materials requires the use of specifically fitted 
conveyances;
    (10) The delivery of ice or fuel to the consumer for heating, 
lighting, refrigeration or power generation purposes, by means other 
than pipelines or railroads when such products are not to be resold 
following their delivery; or
    (11) The delivery and pouring of ready mixed concrete or hot asphalt 
mix.
    Specialized Mobile Radio system. A radio system in which licensees 
provide land mobile communications services (other than radiolocation 
services) in the 800 MHz and 900 MHz bands on a commercial basis to 
entities eligible to be licensed under this part, Federal Government 
entities, and individuals.
    SMSA (Standard Metropolitan Statistical Area). A city of 50,000 or 
more population and the surrounding counties.
    Station authorization. A license issued by the Commission for the 
operation of a radio station.
    Taxicab licensee. Persons regularly engaged in furnishing to the 
public for hire a nonscheduled passenger land transportation service 
(which may also include the occasional transport of small items of 
property) not operated over a regular route or between established 
terminals.
    Telecommand. The transmission of non voice signals for the purpose 
of remotely controlling a device.
    Telemetering (also telemetry). The transmission of non-voice signals 
for the purpose of automatically indicating or recording measurements at 
a distance from the measuring instrument.
    Telephone maintenance licensee. Communications common carriers 
engaged in the provision of landline local exchange telephone service, 
or interexchange communications service, or who provide wire-telegraph 
service, and radio communications common carriers authorized in the 
Point-to-Point Microwave Radio Service under part 21 of this chapter. 
Resellers that do not own or control transmission facilities is not 
included in this category.
    Travelers' information station. A base station in the Local 
Government Radio Service used to transmit non-commercial, voice 
information pertaining to traffic and road conditions, traffic hazard 
and traveler advisories, directions, availability of lodging, rest 
stops, and service stations, and descriptions of local points of 
interest.
    Trunk (telephony). A one or two-way channel provided as a common 
traffic artery between switching equipment.
    Trunk group. All of the trunks of a given type of characteristic 
that extend between two switching points.
    Trunked radio system. A method of operation in which a number of 
radio frequency channel pairs are assigned to mobile and base stations 
in the system for use as a trunk group.

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    220 MHz service. The radio service for the licensing of frequencies 
in the 220-222 MHz band.
    Urbanized area. A city and the surrounding closely settled 
territories.
[ 43 FR 54791 , Nov. 22, 1978]

    Editorial Note:  For Federal Register citations affecting Sec. 90.7, 
see the List of CFR Sections Affected in the Finding Aids section of 
this volume.

    Effective Date Note: At  62 FR 18844 , Apr. 17, 1997, Sec. 90.7 was 
amended by adding definitions for Automobile emergency licensee, 
Emergency medical licensee, Film and video production licensee, Fire 
licensee, Forest products licensee, Frequency coordination, 
Manufacturers licensee, Motor carrier licensee, Petroleum licensee, 
Police licensee, Power licensee, Railroad licensee, Relay press 
licensee, Special industrial licensee, Taxicab licensee, and Telephone 
maintenance licensee in alphabetical order, effective Oct. 17, 1997.

                   Subpart B--Public Safety Radio Pool

    Source:  62 FR 18845 , Apr. 17, 1997, unless otherwise noted.

    Effective Date Note: At  62 FR 18845 , Apr. 17, 1997, subpart B, 
formerly consisting of Secs. 90.15--90.27, was revised, effective Oct. 
17, 1997. For the convenience of the user, the superseded text is set 
forth following the revised text.