Table of Parts
   Subpart A--General
   § 25.101   Basis and scope.
   § 25.102   Station authorization required.
   § 25.103   Definitions.
   § 25.104   Preemption of local zoning of earth stations.
   § 25.105   Citizenship.
   § § 25.106-25.108   [Reserved]
   § 25.109   Cross-reference.

   Subpart B--Applications and Licenses

   General Application Filing Requirements
   § 25.110   Filing of applications, fees, and number of copies.
   § 25.111   Additional information and ITU cost recovery.
   § 25.112   Defective applications.
   § 25.113   Station construction, launch authority, and operation of
   spare satellites.
   § 25.114   Applications for space station authorizations.
   § 25.115   Application for earth station authorizations.
   § 25.116   Amendments to applications.
   § 25.117   Modification of station license.
   § 25.118   Modifications not requiring prior authorization.
   § 25.119   Assignment or transfer of control of station authorization.
   § 25.120   Application for special temporary authorization.
   § 25.121   License term and renewals.
   § 25.129   Equipment authorization for portable earth-station
   transceivers.

   Earth Stations
   § 25.130   Filing requirements for transmitting earth stations.
   § 25.131   Filing requirements and registration for receive-only earth
   stations.
   § 25.132   Verification of earth station antenna performance standards.
   § 25.133   Period of construction; certification of commencement of
   operation.
   § 25.134   Licensing provisions for Very Small Aperture Terminal (VSAT)
   and C-band Small Aperture Terminal (CSAT) networks.
   § 25.135   Licensing provisions for earth station networks in the
   non-voice, non-geostationary Mobile-Satellite Service.
   § 25.136   [Reserved]
   § 25.137   Application requirements for earth stations operating with
   non-U.S. licensed space stations.
   § 25.138   Licensing requirements for GSO FSS Earth Stations in the
   18.3-18.8 GHz (space-to-Earth), 19.7-20.2 GHz (space-to-Earth),
   28.35-28.6 GHz (Earth-to-space), and 29.25-30.0 GHz (Earth-to-space)
   bands.
   § 25.139   NGSO FSS coordination and information sharing between MVDDS
   licensees in the 12.2 GHz to 12.7 GHz band.

   Space Stations
   § 25.140   Further requirements for license applications for
   geostationary space stations in the Fixed-Satellite Service and the
   17/24 GHz Broadcasting-Satellite Service.
   § 25.142   Licensing provisions for the non-voice, non-geostationary
   Mobile-Satellite Service.
   § 25.143   Licensing provisions for the 1.6/2.4 GHz Mobile-Satellite
   Service and 2 GHz Mobile-Satellite Service.
   § 25.144   Licensing provisions for the 2.3 GHz satellite digital audio
   radio service.
   § 25.145   Licensing provisions for the Fixed-Satellite Service in the
   20/30 GHz bands.
   § 25.146   Licensing and operating rules for the non-geostationary
   orbit Fixed-Satellite Service in the 10.7 GHz-14.5 GHz bands.
   § 25.147   Licensing provision for NGSO MSS feeder downlinks in the
   band 6700-6875 MHz.
   § 25.148   Licensing provisions for the Direct Broadcast Satellite
   Service.
   § 25.149   Application requirements for ancillary terrestrial
   components in Mobile-Satellite Service networks operating in the
   1.5./1.6 GHz and 1.6/2.4 GHz Mobile-Satellite Service.

   Processing of Applications
   § 25.150   Receipt of applications.
   § 25.151   Public notice period.
   § 25.152   Dismissal and return of applications.
   § 25.153   Repetitious applications.
   § 25.154   Opposition to applications and other pleadings.
   § 25.155   Mutually exclusive applications.
   § 25.156   Consideration of applications.
   § 25.157   Consideration of NGSO-like satellite applications.
   § 25.158   Consideration of GSO-like satellite applications.
   § 25.159   Limits on pending applications and unbuilt satellite
   systems.

   Forfeiture, Termination, and Reinstatement of Station Authorization
   § 25.160   Administrative sanctions.
   § 25.161   Automatic termination of station authorization.
   § 25.162   Cause for termination of interference protection.
   § 25.163   Reinstatement.
   § 25.164   Milestones.
   § 25.165   Posting of bonds.

   Reporting Requirements For Space Station Operators
   § 25.170   Annual reporting requirements.
   § 25.171   Contact information reporting requirements.
   § 25.172   Requirements for reporting space station control
   arrangements.
   § 25.173   Results of in-orbit testing.

   Subpart C--Technical Standards
   § 25.201   [Reserved]
   § 25.202   Frequencies, frequency tolerance, and emission limits.
   § 25.203   Choice of sites and frequencies.
   § 25.204   Power limits for earth stations.
   § 25.205   Minimum angle of antenna elevation.
   § 25.206   Station identification.
   § 25.207   Cessation of emissions.
   § 25.208   Power flux density limits.
   § 25.209   Earth station antenna performance standards.
   § 25.210   Technical requirements for space stations.
   § 25.211   Analog video transmissions in the Fixed-Satellite Services.
   § 25.212   Narrowband analog transmissions and digital transmissions in
   the GSO Fixed Satellite Service.
   § 25.213   Inter-Service coordination requirements for the 1.6/2.4 GHz
   Mobile-Satellite Service.
   § 25.214   Technical requirements for space stations in the Satellite
   Digital Audio Radio Service and associated terrestrial repeaters.
   § 25.215   [Reserved]
   § 25.216   Limits on emissions from mobile earth stations for
   protection of aeronautical radionavigation-satellite service.
   § 25.217   Default service rules.
   § 25.218   Off-axis EIRP density envelopes for FSS earth stations
   transmitting in certain frequency bands.
   § 25.219   [Reserved]
   § 25.220   Non-conforming transmit/receive earth station operations.
   § 25.221   Blanket Licensing provisions for Earth Stations on Vessels
   (ESVs) receiving in the 3700-4200 MHz (space-to-Earth) band and
   transmitting in the 5925-6425 MHz (Earth-to-space) band, operating with
   GSO Satellites in the Fixed-Satellite Service.
   § 25.222   Blanket Licensing provisions for Earth Stations on Vessels
   (ESVs) receiving in the 10.95-11.2 GHz (space-to-Earth), 11.45-11.7 GHz
   (space-to-Earth), 11.7-12.2 GHz (space-to-Earth) bands and transmitting
   in the 14.0-14.5 GHz (Earth-to-space) band, operating with
   Geostationary Orbit (GSO) Satellites in the Fixed-Satellite Service.
   § 25.223   Alternative licensing rules for feeder-link earth stations
   in the 17/24 GHz BSS.
   § 25.224   Protection of receive-only earth stations in the 17/24 GHz
   BSS.
   § 25.225   Geographic Service Requirements for 17/24 GHz Broadcasting
   Satellite Service.
   § 25.226   Blanket Licensing provisions for domestic, U.S.
   Vehicle-Mounted Earth Stations (VMESs) receiving in the 10.95-11.2 GHz
   (space-to-Earth), 11.45-11.7 GHz (space-to-Earth), and 11.7-12.2 GHz
   (space-to-Earth) bands and transmitting in the 14.0-14.5 GHz
   (Earth-to-space) band, operating with Geostationary Satellites in the
   Fixed-Satellite Service.
   § 25.227   Blanket licensing provisions for Earth Stations Aboard
   Aircraft (ESAAs) receiving in the 10.95-11.2 GHz (space-to-Earth),
   11.45-11.7 GHz (space-to-Earth), and 11.7-12.2 GHz (space-to-Earth)
   frequency bands and transmitting in the 14.0-14.5 GHz (Earth-to-space)
   frequency band, operating with Geostationary Satellites in the
   Fixed-Satellite Service.
   § § 25.228-25.249   [Reserved]
   § 25.250   Sharing between NGSO MSS Feeder links Earth Stations in the
   19.3-19.7 GHz and 29.1-29.5 GHz Bands.
   § 25.251   Special requirements for coordination.
   § 25.252   [Reserved]
   § 25.253   Special requirements for ancillary terrestrial components
   operating in the 1626.5-1660.5 MHz/1525-1559 MHz bands.
   § 25.254   Special requirements for ancillary terrestrial components
   operating in the 1610-1626.5 MHz/2483.5-2500 MHz bands.
   § 25.255   Procedures for resolving harmful interference related to
   operation of ancillary terrestrial components operating in the 1.5/1.6
   GHz and 1.6/2.4 GHz bands.
   § 25.256   Special Requirements for operations in the 3.65-3.7 GHz
   band.
   § 25.257   Special requirements for operations in the band 29.1-29.25
   GHz between NGSO MSS and LMDS.
   § 25.258   Sharing between NGSO MSS Feeder links Stations and GSO FSS
   services in the 29.25-29.5 GHz Bands.
   § 25.259   Time sharing between NOAA meteorological satellite systems
   and non-voice, non-geostationary satellite systems in the 137-138 MHz
   band.
   § 25.260   Time sharing between DoD meteorological satellite systems
   and non-voice, non-geostationary satellite systems in the 400.15-401
   MHz band.
   § 25.261   Procedures for avoidance of in-line interference events for
   Non Geostationary Satellite Orbit (NGSO) Satellite Network Operations
   in the Fixed-Satellite Service (FSS) Bands.
   § 25.262   Licensing and domestic coordination requirements for 17/24
   GHz BSS space stations.
   § 25.263   Information sharing requirements for SDARS terrestrial
   repeater operators.
   § 25.264   Requirements to facilitate reverse-band operation in the
   17.3-17.8 GHz band of 17/24 GHz Broadcasting-satellite Service and
   Direct Broadcast Satellite Service space stations.
   § 25.265   Acceptance of interference in 2000-2020 MHz.

   Subpart D--Technical Operations
   § 25.271   Control of transmitting stations.
   § 25.272   General inter-system coordination procedures.
   § 25.273   Duties regarding space communications transmissions.
   § 25.274   Procedures to be followed in the event of harmful
   interference.
   § 25.275   Particulars of operation.
   § 25.276   Points of communication.
   § 25.277   Temporary fixed earth station operations.
   § 25.278   Additional coordination obligation for non-geostationary and
   geostationary satellite systems in frequencies allocated to the
   fixed-satellite service.
   § 25.279   Inter-satellite service.
   § 25.280   Inclined orbit operations.
   § 25.281   Transmitter identification requirements for video uplink
   transmissions.
   § 25.282   Orbit raising maneuvers.
   § 25.283   End-of-life disposal.
   § 25.284   Emergency Call Center Service.
   § 25.285   Operation of MSS and ATC transmitters or transceivers on
   board civil aircraft.
   § 25.286   Antenna painting and lighting.
   § 25.287   Requirements pertaining to operation of mobile stations in
   the NVNG, 1.5/1.6 GHz, 1.6/2.4 GHz, and 2 GHz Mobile-Satellite Service
   bands.

   Subpart E [Reserved]

   Subpart F--Competitive Bidding Procedures for DARS
   § 25.401   Satellite DARS applications subject to competitive bidding.
   § 25.402   [Reserved]
   § 25.403   Bidding application and certification procedures.
   § 25.404   Submission of down payment and filing of long-form
   applications.
   § § 25.405-25.406   [Reserved]

   Subparts G-H [Reserved]

   Subpart I--Equal Employment Opportunities
   § 25.601   Equal employment opportunities.

   Subpart J--Public Interest Obligations
   § 25.701   Public interest obligations.
     __________________________________________________________________

   Authority: Interprets or applies sections 4, 301, 302, 303, 307, 309,
   310, 319, 332, 705, and 721 of the Communications Act, as amended, 47
   U.S.C. 154, 301, 302, 303, 307, 309, 310, 319, 332, 605, and 721,
   unless otherwise noted.

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Subpart A--General

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