Table of Parts

   Contents

   Subpart A—General Information
   § 90.1   Basis and purpose.
   § 90.5   Other applicable rule parts.
   § 90.7   Definitions.

   Subpart B—Public Safety Radio Pool
   § 90.15   Scope.
   § 90.16   Public Safety National Plan.
   § 90.19   Nationwide Public Safety Broadband Network.
   § 90.20   Public Safety Pool.
   § 90.22   Paging operations.
   § 90.25   Non-Federal use of the Federal interoperability channels.

   Subpart C—Industrial/Business Radio Pool
   § 90.31   Scope.
   § 90.33   General eligibility.
   § 90.35   Industrial/Business Pool.

   Subparts D-E [Reserved]

   Subpart F—Radiolocation Service
   § 90.101   Scope.
   § 90.103   Radiolocation Service.

   Subpart G—Applications and Authorizations
   § 90.111   Scope.
   § 90.115   Foreign government and alien eligibility.
   § 90.119   Application requirements.
   § 90.121   Canadian registration.
   § 90.127   Submission and filing of applications.
   § 90.129   Supplemental information to be routinely submitted with
   applications.
   § 90.135   Modification of license.
   § 90.137   Applications for operation at temporary locations.
   § 90.138   Applications for itinerant frequencies.
   § 90.149   License term.
   § 90.155   Time in which station must be placed in operation.
   § 90.159   Temporary and conditional permits.

   Special Rules Governing Facilities Used To Provide Commercial Mobile
   Radio Services
   § 90.165   Procedures for mutually exclusive applications.
   § 90.168   Equal employment opportunities.
   § 90.169   Construction prior to grant of application.

   Subpart H—Policies Governing the Assignment of Frequencies
   § 90.171   Scope.
   § 90.173   Policies governing the assignment of frequencies.
   § 90.175   Frequency coordinator requirements.
   § 90.176   Coordinator notification requirements on frequencies below
   512 MHz, at 769-775/799-805 MHz, or at 1427-1432 MHz.
   § 90.179   Shared use of radio stations.
   § 90.185   Multiple licensing of radio transmitting equipment in the
   mobile radio service.
   § 90.187   Trunking in the bands between 150 and 512 MHz.

   Subpart I—General Technical Standards
   § 90.201   Scope.
   § 90.203   Certification required.
   § 90.205   Power and antenna height limits.
   § 90.207   Types of emissions.
   § 90.209   Bandwidth limitations.
   § 90.210   Emission masks.
   § 90.212   Provisions relating to the use of scrambling devices and
   digital voice modulation.
   § 90.213   Frequency stability.
   § 90.214   Transient frequency behavior.
   § 90.215   Transmitter measurements.
   § 90.217   Exemption from technical standards.
   § 90.219   Use of signal boosters.
   § 90.221   Adjacent channel power limits.
   § 90.223   RF exposure.

   Subpart J—Non-Voice and Other Specialized Operations
   § 90.231   Scope.
   § 90.233   Base/mobile non-voice operations.
   § 90.235   Secondary fixed signaling operations.
   § 90.237   Interim provisions for operation of radioteleprinter and
   radiofacsimile devices.
   § 90.238   Telemetry operations.
   § 90.239   [Reserved]
   § 90.241   Radio call box operations.
   § 90.242   Travelers' information stations.
   § 90.243   Mobile relay stations.
   § 90.245   Fixed relay stations.
   § 90.247   Mobile repeater stations.
   § 90.248   Wildlife and ocean buoy tracking.
   § 90.249   Control stations.
   § 90.250   Meteor burst communications.

   Subpart K—Standards for Special Frequencies or Frequency Bands
   § 90.251   Scope.
   § 90.253   Use of frequency 5167.5 kHz.
   § 90.255   [Reserved]
   § 90.257   Assignment and use of frequencies in the band 72-76 MHz.
   § 90.259   Assignment and use of frequencies in the bands 216-220 MHz
   and 1427-1432 MHz.
   § 90.261   Assignment and use of the frequencies in the band 450-470 MHz
   for fixed operations.
   § 90.263   Substitution of frequencies below 25 MHz.
   § 90.264   Disaster communications between 2 and 10 MHz.
   § 90.265   Assignment and use of frequencies in the bands allocated for
   Federal use.
   § 90.266   Long distance communications on frequencies below 25 MHz.
   § 90.267   Assignment and use of frequencies in the 450-470 MHz band for
   low power use.
   § 90.269   Use of frequencies for self-powered vehicle detectors.
   § 90.273   Availability and use of frequencies in the 421-430 MHz band.
   § 90.275   Selection and assignment of frequencies in the 421-430 MHz
   band.
   § 90.279   Power limitations applicable to the 421-430 MHz band.
   § 90.281   Restrictions on operational fixed stations in the 421-430 MHz
   band.
   § 90.283   [Reserved]

   Subpart L—Authorization in the Band 470-512 MHz (UHF-TV Sharing)
   § 90.301   Scope.
   § 90.303   Availability of frequencies.
   § 90.305   Location of stations.
   § 90.307   Protection criteria.
   § 90.309   Tables and figures.
   § 90.311   Frequencies.
   § 90.313   Frequency loading criteria.
   § 90.315   Special provisions governing use of frequencies in the
   476-494 MHz band (TV Channels 15, 16, 17) in the Southern
   Louisiana-Texas Offshore Zone.
   § 90.317   Fixed ancillary signaling and data transmissions.

   Subpart M—Intelligent Transportation Systems Radio Service
   § 90.350   Scope.
   § 90.351   Location and Monitoring Service.
   § 90.353   LMS operations in the 902-928 MHz band.
   § 90.355   LMS operations below 512 MHz.
   § 90.357   Frequencies for LMS systems in the 902-928 MHz band.
   § 90.359   Field strength limits for EA-licensed LMS systems.
   § 90.361   Interference from part 15 and Amateur operations.
   § 90.363   Grandfathering provisions for existing AVM licensees.
   § 90.365   Partitioned licenses and disaggregated spectrum.

   Regulations Governing the Licensing and Use of Frequencies in the
   5850-5925 MHz Band for Dedicated Short-Range Communications Service
   (DSRCS)
   § 90.371   Dedicated short range communications service.
   § 90.373   Eligibility in the DSRCS.
   § 90.375   RSU license areas, communication zones and registrations
   § 90.377   Frequencies available; maximum EIRP and antenna height, and
   priority communications.
   § 90.379   ASTM E2213-03 DSRC Standard (ASTM-DSRC Standard).
   § 90.383   RSU sites near the U.S./Canada or U.S./Mexico border.

   Subpart N—Operating Requirements
   § 90.401   Scope.
   § 90.403   General operating requirements.
   § 90.405   Permissible communications.
   § 90.407   Emergency communications.
   § 90.411   Civil defense communications.
   § 90.415   Prohibited uses.
   § 90.417   Interstation communication.
   § 90.419   Points of communication.
   § 90.421   Operation of mobile station units not under the control of
   the licensee.
   § 90.423   Operation on board aircraft.
   § 90.425   Station identification.
   § 90.427   Precautions against unauthorized operation.
   § 90.429   Control point and dispatch point requirements.
   § 90.431   Unattended operation.
   § 90.433   Operator requirements.
   § 90.437   Posting station licenses.
   § 90.439   Inspection of stations.
   § 90.441   Inspection and maintenance of antenna structure marking and
   associated control equipment.
   § 90.443   Content of station records.
   § 90.445   Form of station records.
   § 90.447   Retention of station records.

   Subpart O—Transmitter Control
   § 90.460   Scope.
   § 90.461   Direct and remote control of transmitters.
   § 90.463   Transmitter control points.
   § 90.465   Control of systems of communication.
   § 90.467   Dispatch points.
   § 90.469   Unattended operation.

   Internal Transmitter Control Systems
   § 90.471   Points of operation in internal transmitter control systems.
   § 90.473   Operation of internal transmitter control systems through
   licensed fixed control points.
   § 90.475   Operation of internal transmitter control systems in
   specially equipped systems.

   Interconnected Systems
   § 90.476   Interconnection of fixed stations and certain mobile
   stations.
   § 90.477   Interconnected systems.
   § 90.483   Permissible methods and requirements of interconnecting
   private and public systems of communications.

   Subpart P—Paging Operations
   § 90.490   One-way paging operations in the private services.
   § 90.492   One way paging operations in the 806-824/851-869 MHz and
   896-901/935-940 MHz bands.
   § 90.493   Paging operations on exclusive channels in the 929-930 MHz
   band.
   § 90.494   Paging operations on shared channels in the 929-930 MHz band.

   Subpart Q [Reserved]

   Subpart R—Regulations Governing the Licensing and Use of Frequencies in
   the 763-775 and 793-805 MHz Bands
   § 90.521   Scope.
   § 90.523   Eligibility.
   § 90.525   Administration of interoperability channels.
   § 90.527   Regional plan requirements.
   § 90.529   State License.
   § 90.531   Band plan.
   § 90.532   Licensing of the 758-769 MHz and 788-799 MHz Bands; State
   opt-out election and alternative plans.
   § 90.533   Transmitting sites near the U.S./Canada or U.S./Mexico
   border.
   § 90.535   Modulation and spectrum usage efficiency requirements.
   § 90.537   Trunking requirement.
   § 90.539   Frequency stability.
   § 90.541   Transmitting power and antenna height limits.
   § 90.542   Broadband transmitting power limits.
   § 90.543   Emission limitations.
   § 90.547   Narrowband Interoperability channel capability requirement.
   § 90.548   Interoperability Technical Standards.
   § 90.549   Transmitter certification.
   § 90.551   Construction requirements.
   § 90.553   Encryption.
   § 90.555   Information exchange.
   § 90.557   Secondary fixed signaling operations.
   § 90.559   Station Identification.

   Subpart S—Regulations Governing Licensing and Use of Frequencies in the
   806-824, 851-869, 896-901, and 935-940 MHz Bands
   § 90.601   Scope.

   Application for Authorizations
   § 90.603   Eligibility.
   § 90.605   Forms to be used.
   § 90.607   Supplemental information to be furnished by applicants for
   facilities under this subpart.
   § 90.609   Special limitations on amendment of applications for
   assignment or transfer of authorizations for radio systems above 800
   MHz.

   Policies Governing the Processing of Applications and the Selection and
   Assignment of Frequencies for Use in the 806-824 MHz, 851-869 MHz,
   896-901 MHz, and 935-940 MHz Bands
   § 90.613   Frequencies available.
   § 90.614   Segments of the 806-824/851-869 MHz band for non-border
   areas.
   § 90.615   Individual channels available in the General Category in
   806-824/851-869 MHz band.
   § 90.616   896-897.5/935-936.5 MHz and 900.5-901/939.5-940 MHz
   narrowband segments.
   § 90.617   Frequencies in the 809.750-824/854.750-869 MHz, and
   896-901/935-940 MHz bands available for trunked, conventional or
   cellular system use in non-border areas.
   § 90.619   Operations within the U.S./Mexico and U.S./Canada border
   areas.
   § 90.621   Selection and assignment of frequencies.
   § 90.623   Limitations on the number of frequencies assignable for
   conventional systems.
   § 90.625   Other criteria to be applied in assigning channels for use in
   conventional systems of communication.
   § 90.627   Limitation on the number of frequency pairs that may be
   assignable for trunked systems and on the number of trunked systems.
   § 90.629   Extended implementation period.
   § 90.631   Trunked systems loading, construction and authorization
   requirements.
   § 90.633   Conventional systems loading requirements.

   Technical Regulations Regarding the Use of Frequencies in the 806-824
   MHz, 851-869 MHz, 896-901 MHz, and 935-940 MHz Bands
   § 90.635   Limitations on power and antenna height.
   § 90.637   Restrictions on operational fixed stations.
   § 90.645   Permissible operations.
   § 90.647   Station identification.
   § 90.651   Supplemental reports required of licensees authorized under
   this subpart.
   § 90.655   Special licensing requirements for Specialized Mobile Radio
   systems.
   § 90.656   Responsibilities of base station licensees of Specialized
   Mobile Radio systems.

   Policies Governing the Licensing and Use of MTA-Based SMR Systems in
   the 896-901/935-940 MHz Band
   § 90.661   MTA-based SMR service areas.
   § 90.663   MTA-based SMR system operations.
   § 90.665   Authorization, construction and implementation of MTA
   licenses.
   § 90.667   Grandfathering provisions for incumbent licensees.
   § 90.669   Emission limits.
   § 90.671   Field strength limits.

   Procedures and Process—Unacceptable Interference
   § 90.672   Unacceptable interference to non-cellular 800 MHz licensees
   from 800 MHz cellular systems or part 22 Cellular Radiotelephone
   systems, and within the 900 MHz narrowband segments, and to narrowband
   900 MHz licensees from 900 MHz broadband licensees.
   § 90.673   Obligation to abate unacceptable interference.
   § 90.674   Interference resolution procedures before, during and after
   band reconfiguration.
   § 90.675   Information exchange.
   § 90.676   Transition administrator for reconfiguration of the
   806-824/851-869 MHz band in order to separate cellular systems from
   non-cellular systems.
   § 90.677   Reconfiguration of the 806-824/851-869 MHz band in order to
   separate cellular systems from non-cellular systems.

   Policies Governing the Licensing and Use of EA-Based SMR Systems in the
   809-824/851-869 MHz Band
   § 90.681   EA-based SMR service areas.
   § 90.683   EA-based SMR system operations.
   § 90.685   Authorization, construction and implementation of EA
   licenses.
   § 90.687   Special provisions regarding assignments and transfers of
   authorizations for incumbent SMR licensees in the 809-824/854-869 MHz
   band.
   § 90.689   Field strength limits.
   § 90.691   Emission mask requirements for EA-based systems.
   § 90.693   Grandfathering provisions for incumbent licensees.
   § 90.699   Transition of the upper 200 channels in the 800 MHz band to
   EA licensing.

   Subpart T—Regulations Governing Licensing and Use of Frequencies in the
   220-222 MHz Band
   § 90.701   Scope.
   § 90.703   Eligibility.
   § 90.705   Forms to be used.
   § 90.709   Special limitations on amendment of applications and on
   assignment or transfer of authorizations licensed under this subpart.
   § 90.711   Processing of Phase II applications.
   § 90.713   Entry criteria.
   § 90.715   Frequencies available.
   § 90.717   Channels available for nationwide systems in the 220-222 MHz
   band.
   § 90.719   Individual channels available for assignment in the 220-222
   MHz band.
   § 90.720   Channels available for public safety/mutual aid.
   § 90.721   Other channels available for non-nationwide systems in the
   220-222 MHz band.
   § 90.723   Selection and assignment of frequencies.
   § 90.725   Construction requirements for Phase I licensees.
   § 90.727   Extended implementation schedules for Phase I licensees.
   § 90.729   Limitations on power and antenna height.
   § 90.733   Permissible operations.
   § 90.735   Station identification.
   § 90.739   Number of systems authorized in a geographical area.
   § 90.741   Urban areas for Phase I nationwide systems.
   § 90.743   Renewal requirements.
   § 90.745   Phase I licensee service areas.
   § 90.751   Minor modifications of Phase I, non-nationwide licenses.
   § 90.753   Conditions of license modification.
   § 90.757   Construction requirements.

   Policies Governing the Licensing and Use of Phase II EA, Regional and
   Nationwide Systems
   § 90.761   EA and Regional licenses.
   § 90.763   EA, Regional and nationwide system operations.
   § 90.765   Licenses term for Phase II licenses.
   § 90.767   Construction and implementation of EA and Regional licenses.
   § 90.769   Construction and implementation of Phase II nationwide
   licenses.
   § 90.771   Field strength limits.

   Subpart U—Competitive Bidding Procedures for 900 MHz Specialized Mobile
   Radio Service
   § 90.801   900 MHz SMR spectrum subject to competitive bidding.
   § § 90.802-90.803   [Reserved]
   § 90.804   Aggregation of 900 MHz SMR licenses.
   § § 90.805-90.806   [Reserved]
   § 90.807   Submission of upfront payments.
   § 90.808   [Reserved]
   § 90.809   License grants.
   § 90.810   Bidding credits for small businesses.
   § 90.811   Reduced down payment for licenses won by small businesses.
   § 90.812   [Reserved]
   § 90.813   Partitioned licenses and disaggregated spectrum.
   § 90.814   Definitions.
   § 90.815   Records maintenance and definitions.

   Subpart V—Competitive Bidding Procedures for 800 MHz Specialized Mobile
   Radio Service
   § 90.901   800 MHz SMR spectrum subject to competitive bidding.
   § 90.902   [Reserved]
   § 90.903   Competitive bidding mechanisms.
   § 90.904   Aggregation of EA licenses.
   § 90.905   [Reserved]
   § 90.909   License grants.
   § 90.910   Bidding credits.
   § 90.911   Partitioned licenses and disaggregated spectrum.
   § 90.912   Definitions.
   § 90.913   Record maintenance and definitions.

   Subpart W—Competitive Bidding Procedures for the 220 MHz Service
   § 90.1001   220 MHz service subject to competitive bidding.
   § § 90.1003-90.1015   [Reserved]
   § 90.1017   Bidding credits for small businesses and very small
   businesses.
   § 90.1019   Eligibility for partitioned licenses.
   § 90.1021   Definitions concerning competitive bidding process.
   § 90.1023   Records maintenance and definitions.
   § 90.1025   Limitations on settlements.

   Subpart X—Competitive Bidding Procedures for Location and Monitoring
   Service
   § 90.1101   Location and Monitoring Service subject to competitive
   bidding.
   § 90.1103   Designated entities.

   Subpart Y—Regulations Governing Licensing and Use of Frequencies in the
   4940-4990 MHz Band
   § 90.1201   Scope.
   § 90.1203   Eligibility.
   § 90.1205   Permissible operations.
   § 90.1207   Licensing.
   § 90.1209   Policies governing the use of the 4940-4990 MHz band.
   § 90.1211   Regional plan.
   § 90.1213   Band plan.
   § 90.1215   Power limits.

   Subpart Z—Wireless Broadband Services in the 3650-3700 MHz Band
   § 90.1301   Scope.
   § 90.1303   Eligibility.
   § 90.1305   Permissible operations.
   § 90.1307   Licensing.
   § 90.1309   Regulatory status.
   § 90.1311   License term.
   § 90.1312   Assignment and transfer.
   § 90.1319   Policies governing the use of the 3650-3700 MHz band.
   § 90.1321   Power and antenna limits.
   § 90.1323   Emission limits.
   § 90.1331   Restrictions on the operation of base and fixed stations.
   § 90.1333   Restrictions on the operation of mobile and portable
   stations.
   § 90.1335   RF safety.
   § 90.1337   Operation near Canadian and Mexican borders.
   § 90.1338   Grandfathered operation and transition to Citizens Broadband
   Radio Service.