Part 25 — Satellite Communications
Subpart A — General
Subpart B — Applications and Licenses
- § 25.110— Filing of applications, fees, and number of copies.
- § 25.111— Additional information, ITU filings, and ITU cost recovery.
- § 25.112— Dismissal and return of applications.
- § 25.113— Station construction, deployment approval, and operation of spare satellites.
- § 25.114— Applications for space station authorizations.
- § 25.115— Applications 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.
- § 25.122— Applications for streamlined small space station authorization.
- § 25.123— Applications for streamlined small spacecraft authorization.
- § 25.124— Unified space station and earth station authorization.
- § 25.125— Applications for supplemental coverage from space (SCS).
- § 25.129— Equipment authorization for portable earth-station transceivers.
- § 25.132— Verification of earth station antenna performance.
- § 25.133— Period of construction; certification of commencement of operation.
- § 25.135— Licensing provisions for earth station networks in the non-voice, non-geostationary Mobile-Satellite Service.
- § 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.
- § 25.137— Requests for U.S. market access through non-U.S.-licensed space stations.
- § 25.138— Earth Stations in the 3.7-4.2 GHz band.
- § 25.139— NGSO FSS coordination and information sharing between MVDDS licensees in the 12.2 GHz to 12.7 GHz band.
- § 25.140— Further requirements for license applications for GSO space station operation in the FSS and the 17/24 GHz BSS.
- § 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.
- § 25.146— Licensing and operating provisions for NGSO FSS space stations.
- § 25.147— Space Stations in the 3.7-4.2 GHz band.
- § 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.
- § 25.150— Receipt of applications.
- § 25.151— Public notice.
- § 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 applications for NGSO-like satellite operation.
- § 25.158— Consideration of applications for GSO-like satellite operation.
- § 25.159— Limits on pending applications and unbuilt satellite systems.
- § 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— Surety bonds.
- § 25.171— Space station point of contact reporting requirements.
- § 25.172— Requirements for reporting space station control arrangements.
- § 25.173— Results of in-orbit testing.
Subpart C — Technical Standards
- § 25.202— Frequencies, frequency tolerance, and emission limits.
- § 25.203— Choice of sites and frequencies.
- § 25.204— Power and out-of-band emission limits for earth stations.
- § 25.205— Minimum antenna elevation angle.
- § 25.206— Station identification.
- § 25.207— Cessation of emissions.
- § 25.208— Power flux-density and in-band field strength limits.
- § 25.209— Earth station antenna performance standards.
- § 25.210— Technical requirements for space stations.
- § 25.211— Analog video transmissions in the FSS.
- § 25.212— Narrowband analog transmissions and digital transmissions in the GSO FSS.
- § 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.
- § 25.216— 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.
- § 25.220— Non-routine transmit/receive earth station operations.
- § 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.
- § 25.228— Operating and coordination requirements for earth stations in motion (ESIMs).
- § 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.
- § 25.253— 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 NGSO MSS operations in the 29.1-29.25 GHz band regarding LMDS.
- § 25.258— Sharing between NGSO MSS feeder-link stations and GSO FSS services in the 29.25-29.5 GHz band.
- § 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— Sharing among NGSO FSS space stations.
- § 25.262— Licensing and domestic coordination requirements for 17/24 GHz BSS space stations and FSS space stations transmitting in the 17.3-17.8 GHz band.
- § 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.
- § 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.
- § 25.285— 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.
- § 25.288— Obligation to remedy interference caused by NGSO MSS feeder downlinks in the 6700-6875 MHz band.
- § 25.289— Protection of GSO networks by NGSO systems.
- § 25.290— Responsibility of licensee for blanket-licensed earth station operation.