Title 47

PART 25

Part 25 - Satellite Communications

PART 25 - SATELLITE COMMUNICATIONS Authority:47 U.S.C. 154, 301, 302, 303, 307, 309, 310, 319, 332, 605, and 721, unless otherwise noted.

47:2.0.1.1.4.1SUBPART A
Subpart A - General
47:2.0.1.1.4.1.37.1SECTION 25.101
   25.101 Basis and scope.
47:2.0.1.1.4.1.37.2SECTION 25.102
   25.102 Station authorization required.
47:2.0.1.1.4.1.37.3SECTION 25.103
   25.103 Definitions.
47:2.0.1.1.4.1.37.4SECTION 25.104
   25.104 Preemption of local zoning of earth stations.
47:2.0.1.1.4.1.37.5SECTION 25.105
   25.105 Citizenship.
47:2.0.1.1.4.1.37.6SECTION 25.106-25.107
   25.106-25.107 [Reserved]
47:2.0.1.1.4.1.37.7SECTION 25.108
   25.108 Incorporation by reference.
47:2.0.1.1.4.1.37.8SECTION 25.109
   25.109 Cross-reference.
47:2.0.1.1.4.2SUBPART B
Subpart B - Applications and Licenses
47:2.0.1.1.4.2.37SUBJGRP 37
   General Application Filing Requirements
47:2.0.1.1.4.2.37.1SECTION 25.110
   25.110 Filing of applications, fees, and number of copies.
47:2.0.1.1.4.2.37.2SECTION 25.111
   25.111 Additional information, ITU filings, and ITU cost recovery.
47:2.0.1.1.4.2.37.3SECTION 25.112
   25.112 Dismissal and return of applications.
47:2.0.1.1.4.2.37.4SECTION 25.113
   25.113 Station construction, deployment approval, and operation of spare satellites.
47:2.0.1.1.4.2.37.5SECTION 25.114
   25.114 Applications for space station authorizations.
47:2.0.1.1.4.2.37.6SECTION 25.115
   25.115 Applications for earth station authorizations.
47:2.0.1.1.4.2.37.7SECTION 25.116
   25.116 Amendments to applications.
47:2.0.1.1.4.2.37.8SECTION 25.117
   25.117 Modification of station license.
47:2.0.1.1.4.2.37.9SECTION 25.118
   25.118 Modifications not requiring prior authorization.
47:2.0.1.1.4.2.37.10SECTION 25.119
   25.119 Assignment or transfer of control of station authorization.
47:2.0.1.1.4.2.37.11SECTION 25.120
   25.120 Application for special temporary authorization.
47:2.0.1.1.4.2.37.12SECTION 25.121
   25.121 License term and renewals.
47:2.0.1.1.4.2.37.13SECTION 25.129
   25.129 Equipment authorization for portable earth-station transceivers.
47:2.0.1.1.4.2.38SUBJGRP 38
   Earth Stations
47:2.0.1.1.4.2.38.14SECTION 25.130-25.131
   25.130-25.131 [Reserved]
47:2.0.1.1.4.2.38.15SECTION 25.132
   25.132 Verification of earth station antenna performance.
47:2.0.1.1.4.2.38.16SECTION 25.133
   25.133 Period of construction; certification of commencement of operation.
47:2.0.1.1.4.2.38.17SECTION 25.134
   25.134 [Reserved]
47:2.0.1.1.4.2.38.18SECTION 25.135
   25.135 Licensing provisions for earth station networks in the non-voice, non-geostationary Mobile-Satellite Service.
47:2.0.1.1.4.2.38.19SECTION 25.136
   25.136 Earth Stations in the 24.75-25.25 GHz, 27.5-28.35 GHz, 37.5-40 GHz, 47.2-48.2, GHz and 50.4-51.4 GHz bands.
47:2.0.1.1.4.2.38.20SECTION 25.137
   25.137 Requests for U.S. market access through non-U.S.-licensed space stations.
47:2.0.1.1.4.2.38.21SECTION 25.138
   25.138 Earth Stations in the 3.7-4.2 GHz band.
47:2.0.1.1.4.2.38.22SECTION 25.139
   25.139 NGSO FSS coordination and information sharing between MVDDS licensees in the 12.2 GHz to 12.7 GHz band.
47:2.0.1.1.4.2.39SUBJGRP 39
   Space Stations
47:2.0.1.1.4.2.39.23SECTION 25.140
   25.140 Further requirements for license applications for GSO space station operation in the FSS and the 17/24 GHz BSS.
47:2.0.1.1.4.2.39.24SECTION 25.142
   25.142 Licensing provisions for the non-voice, non-geostationary Mobile-Satellite Service.
47:2.0.1.1.4.2.39.25SECTION 25.143
   25.143 Licensing provisions for the 1.6/2.4 GHz Mobile-Satellite Service and 2 GHz Mobile-Satellite Service.
47:2.0.1.1.4.2.39.26SECTION 25.144
   25.144 Licensing provisions for the 2.3 GHz satellite digital audio radio service.
47:2.0.1.1.4.2.39.27SECTION 25.146
   25.146 Licensing and operating provisions for NGSO FSS space stations.
47:2.0.1.1.4.2.39.28SECTION 25.147
   25.147 Space Stations in the 3.7-4.2 GHz band.
47:2.0.1.1.4.2.39.29SECTION 25.148
   25.148 Licensing provisions for the Direct Broadcast Satellite Service.
47:2.0.1.1.4.2.39.30SECTION 25.149
   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.
47:2.0.1.1.4.2.40SUBJGRP 40
   Processing of Applications
47:2.0.1.1.4.2.40.31SECTION 25.150
   25.150 Receipt of applications.
47:2.0.1.1.4.2.40.32SECTION 25.151
   25.151 Public notice.
47:2.0.1.1.4.2.40.33SECTION 25.152
   25.152 [Reserved]
47:2.0.1.1.4.2.40.34SECTION 25.153
   25.153 Repetitious applications.
47:2.0.1.1.4.2.40.35SECTION 25.154
   25.154 Opposition to applications and other pleadings.
47:2.0.1.1.4.2.40.36SECTION 25.155
   25.155 Mutually exclusive applications.
47:2.0.1.1.4.2.40.37SECTION 25.156
   25.156 Consideration of applications.
47:2.0.1.1.4.2.40.38SECTION 25.157
   25.157 Consideration of applications for NGSO-like satellite operation.
47:2.0.1.1.4.2.40.39SECTION 25.158
   25.158 Consideration of applications for GSO-like satellite operation.
47:2.0.1.1.4.2.40.40SECTION 25.159
   25.159 Limits on pending applications and unbuilt satellite systems.
47:2.0.1.1.4.2.41SUBJGRP 41
   Forfeiture, Termination, and Reinstatement of Station Authorization
47:2.0.1.1.4.2.41.41SECTION 25.160
   25.160 Administrative sanctions.
47:2.0.1.1.4.2.41.42SECTION 25.161
   25.161 Automatic termination of station authorization.
47:2.0.1.1.4.2.41.43SECTION 25.162
   25.162 Cause for termination of interference protection.
47:2.0.1.1.4.2.41.44SECTION 25.163
   25.163 Reinstatement.
47:2.0.1.1.4.2.41.45SECTION 25.164
   25.164 Milestones.
47:2.0.1.1.4.2.41.46SECTION 25.165
   25.165 Surety bonds.
47:2.0.1.1.4.2.42SUBJGRP 42
   Reporting Requirements For Space Station Operators
47:2.0.1.1.4.2.42.47SECTION 25.170
   25.170 Annual reporting requirements.
47:2.0.1.1.4.2.42.48SECTION 25.171
   25.171 Contact information reporting requirements.
47:2.0.1.1.4.2.42.49SECTION 25.172
   25.172 Requirements for reporting space station control arrangements.
47:2.0.1.1.4.2.42.50SECTION 25.173
   25.173 Results of in-orbit testing.
47:2.0.1.1.4.3SUBPART C
Subpart C - Technical Standards
47:2.0.1.1.4.3.43.1SECTION 25.201
   25.201 [Reserved]
47:2.0.1.1.4.3.43.2SECTION 25.202
   25.202 Frequencies, frequency tolerance, and emission limits.
47:2.0.1.1.4.3.43.3SECTION 25.203
   25.203 Choice of sites and frequencies.
47:2.0.1.1.4.3.43.4SECTION 25.204
   25.204 Power limits for earth stations.
47:2.0.1.1.4.3.43.5SECTION 25.205
   25.205 Minimum antenna elevation angle.
47:2.0.1.1.4.3.43.6SECTION 25.206
   25.206 Station identification.
47:2.0.1.1.4.3.43.7SECTION 25.207
   25.207 Cessation of emissions.
47:2.0.1.1.4.3.43.8SECTION 25.208
   25.208 Power flux-density limits.
47:2.0.1.1.4.3.43.9SECTION 25.209
   25.209 Earth station antenna performance standards.
47:2.0.1.1.4.3.43.10SECTION 25.210
   25.210 Technical requirements for space stations.
47:2.0.1.1.4.3.43.11SECTION 25.211
   25.211 Analog video transmissions in the FSS.
47:2.0.1.1.4.3.43.12SECTION 25.212
   25.212 Narrowband analog transmissions and digital transmissions in the GSO FSS.
47:2.0.1.1.4.3.43.13SECTION 25.213
   25.213 Inter-Service coordination requirements for the 1.6/2.4 GHz Mobile-Satellite Service.
47:2.0.1.1.4.3.43.14SECTION 25.214
   25.214 Technical requirements for space stations in the Satellite Digital Audio Radio Service and associated terrestrial repeaters.
47:2.0.1.1.4.3.43.15SECTION 25.215
   25.215 [Reserved]
47:2.0.1.1.4.3.43.16SECTION 25.216
   25.216 Limits on emissions from mobile earth stations for protection of aeronautical radionavigation-satellite service.
47:2.0.1.1.4.3.43.17SECTION 25.217
   25.217 Default service rules.
47:2.0.1.1.4.3.43.18SECTION 25.218
   25.218 Off-axis EIRP density envelopes for FSS earth stations transmitting in certain frequency bands.
47:2.0.1.1.4.3.43.19SECTION 25.219
   25.219 [Reserved]
47:2.0.1.1.4.3.43.20SECTION 25.220
   25.220 Non-routine transmit/receive earth station operations.
47:2.0.1.1.4.3.43.21SECTION 25.221-25.223
   25.221-25.223 [Reserved]
47:2.0.1.1.4.3.43.22SECTION 25.224
   25.224 Protection of receive-only earth stations in the 17/24 GHz BSS.
47:2.0.1.1.4.3.43.23SECTION 25.225
   25.225 Geographic Service Requirements for 17/24 GHz Broadcasting Satellite Service.
47:2.0.1.1.4.3.43.24SECTION 25.226-25.227
   25.226-25.227 [Reserved]
47:2.0.1.1.4.3.43.25SECTION 25.228
   25.228 Operating and coordination requirements for earth stations in motion (ESIMs).
47:2.0.1.1.4.3.43.26SECTION 25.229-25.249
   25.229-25.249 [Reserved]
47:2.0.1.1.4.3.43.27SECTION 25.250
   25.250 Sharing between NGSO MSS Feeder links Earth Stations in the 19.3-19.7 GHz and 29.1-29.5 GHz Bands.
47:2.0.1.1.4.3.43.28SECTION 25.251
   25.251 Special requirements for coordination.
47:2.0.1.1.4.3.43.29SECTION 25.252
   25.252 [Reserved]
47:2.0.1.1.4.3.43.30SECTION 25.253
   25.253 Special requirements for ancillary terrestrial components operating in the 1626.5-1660.5 MHz/1525-1559 MHz bands.
47:2.0.1.1.4.3.43.31SECTION 25.254
   25.254 Special requirements for ancillary terrestrial components operating in the 1610-1626.5 MHz/2483.5-2500 MHz bands.
47:2.0.1.1.4.3.43.32SECTION 25.255
   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.
47:2.0.1.1.4.3.43.33SECTION 25.256
   25.256 Special Requirements for operations in the 3.65-3.7 GHz band.
47:2.0.1.1.4.3.43.34SECTION 25.257
   25.257 Special requirements for NGSO MSS operations in the 29.1-29.25 GHz band regarding LMDS.
47:2.0.1.1.4.3.43.35SECTION 25.258
   25.258 Sharing between NGSO MSS feeder-link stations and GSO FSS services in the 29.25-29.5 GHz band.
47:2.0.1.1.4.3.43.36SECTION 25.259
   25.259 Time sharing between NOAA meteorological satellite systems and non-voice, non-geostationary satellite systems in the 137-138 MHz band.
47:2.0.1.1.4.3.43.37SECTION 25.260
   25.260 Time sharing between DoD meteorological satellite systems and non-voice, non-geostationary satellite systems in the 400.15-401 MHz band.
47:2.0.1.1.4.3.43.38SECTION 25.261
   25.261 Sharing among NGSO FSS space stations.
47:2.0.1.1.4.3.43.39SECTION 25.262
   25.262 Licensing and domestic coordination requirements for 17/24 GHz BSS space stations.
47:2.0.1.1.4.3.43.40SECTION 25.263
   25.263 Information sharing requirements for SDARS terrestrial repeater operators.
47:2.0.1.1.4.3.43.41SECTION 25.264
   25.264 Requirements to facilitate reverse-band operation in the 17.3-17.8 GHz band of 17/24 GHz BSS and DBS Service space stations.
47:2.0.1.1.4.3.43.42SECTION 25.265
   25.265 Acceptance of interference in 2000-2020 MHz.
47:2.0.1.1.4.4SUBPART D
Subpart D - Technical Operations
47:2.0.1.1.4.4.43.1SECTION 25.271
   25.271 Control of transmitting stations.
47:2.0.1.1.4.4.43.2SECTION 25.272
   25.272 General inter-system coordination procedures.
47:2.0.1.1.4.4.43.3SECTION 25.273
   25.273 Duties regarding space communications transmissions.
47:2.0.1.1.4.4.43.4SECTION 25.274
   25.274 Procedures to be followed in the event of harmful interference.
47:2.0.1.1.4.4.43.5SECTION 25.275
   25.275 Particulars of operation.
47:2.0.1.1.4.4.43.6SECTION 25.276
   25.276 Points of communication.
47:2.0.1.1.4.4.43.7SECTION 25.277
   25.277 Temporary fixed earth station operations.
47:2.0.1.1.4.4.43.8SECTION 25.278
   25.278 Additional coordination obligation for non-geostationary and geostationary satellite systems in frequencies allocated to the fixed-satellite service.
47:2.0.1.1.4.4.43.9SECTION 25.279
   25.279 Inter-satellite service.
47:2.0.1.1.4.4.43.10SECTION 25.280
   25.280 Inclined orbit operations.
47:2.0.1.1.4.4.43.11SECTION 25.281
   25.281 Transmitter identification requirements for video uplink transmissions.
47:2.0.1.1.4.4.43.12SECTION 25.282
   25.282 Orbit raising maneuvers.
47:2.0.1.1.4.4.43.13SECTION 25.283
   25.283 End-of-life disposal.
47:2.0.1.1.4.4.43.14SECTION 25.284
   25.284 [Reserved]
47:2.0.1.1.4.4.43.15SECTION 25.285
   25.285 Operation of MSS and ATC transmitters or transceivers on board civil aircraft.
47:2.0.1.1.4.4.43.16SECTION 25.286
   25.286 Antenna painting and lighting.
47:2.0.1.1.4.4.43.17SECTION 25.287
   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.
47:2.0.1.1.4.4.43.18SECTION 25.288
   25.288 Obligation to remedy interference caused by NGSO MSS feeder downlinks in the 6700-6875 MHz band.
47:2.0.1.1.4.4.43.19SECTION 25.289
   25.289 Protection of GSO networks by NGSO systems.
47:2.0.1.1.4.4.43.20SECTION 25.290
   25.290 Responsibility of licensee for blanket-licensed earth station operation.
47:2.0.1.1.4.5SUBPART E
Subpart E - Miscellaneous
47:2.0.1.1.4.5.43.1SECTION 25.301
   25.301 Satellite Emergency Notification Devices (SENDs).
47:2.0.1.1.4.6SUBPART F
Subpart F - Competitive Bidding Procedures for DARS
47:2.0.1.1.4.6.43.1SECTION 25.401
   25.401 Satellite DARS applications subject to competitive bidding.
47:2.0.1.1.4.6.43.2SECTION 25.402
   25.402 [Reserved]
47:2.0.1.1.4.6.43.3SECTION 25.403
   25.403 Bidding application and certification procedures.
47:2.0.1.1.4.6.43.4SECTION 25.404
   25.404 Submission of down payment and filing of long-form applications.
47:2.0.1.1.4.6.43.5SECTION 25.405-25.406
   25.405-25.406 [Reserved]
47:2.0.1.1.4.7SUBPART G
Subparts G-H [Reserved]
47:2.0.1.1.4.8SUBPART I
Subpart I - Equal Employment Opportunities
47:2.0.1.1.4.8.43.1SECTION 25.601
   25.601 Equal employment opportunities.
47:2.0.1.1.4.9SUBPART J
Subpart J - Public Interest Obligations
47:2.0.1.1.4.9.43.1SECTION 25.701
   25.701 Other DBS Public interest obligations.
47:2.0.1.1.4.9.43.2SECTION 25.702
   25.702 Other SDARS Public interest obligations.