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Title 47

Displaying title 47, up to date as of 10/07/2026. Title 47 was last amended 10/06/2026.
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  1. Title 47 —Telecommunication
  2. Chapter I —Federal Communications Commission
  3. Subchapter D —Safety and Special Radio Services
  4. Part 90 —Private Land Mobile Radio Services
  5. Subpart M   View Full Text
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Title 47TelecommunicationPart / Section
Chapter IFederal Communications Commission0 – 199
Subchapter DSafety and Special Radio Services80 – 199
Part 90Private Land Mobile Radio Services90.1 – 90.1217
Subpart MIntelligent Transportation Systems Radio Service90.350 – 90.393
§ 90.350Scope.
Regulations Governing the Location and Monitoring Service (LMS)90.351 – 90.365
§ 90.351Location and Monitoring Service.
§ 90.353LMS operations in the 902-928 MHz band.
§ 90.355LMS operations below 512 MHz.
§ 90.357Frequencies for LMS systems in the 902-928 MHz band.
§ 90.359Field strength limits for EA-licensed LMS systems.
§ 90.361Interference from part 15 and Amateur operations.
§§ 90.363-90.365 [Reserved]
Regulations Governing the Licensing and Use of Frequencies in the 5895-5925 MHz Band for Dedicated Short-Range Communications Service (DSRCS)90.370 – 90.384
§ 90.370Permitted frequencies.
§ 90.371Dedicated short range communications service.
§ 90.372DSRCS notification requirement.
§ 90.373Eligibility in the DSRCS.
§ 90.375RSU license areas, communication zones and registrations
§ 90.377Frequencies available; maximum EIRP and antenna height, and priority communications.
§ 90.379Technical standards for Roadside Units.
§ 90.383RSU sites near the U.S./Canada or U.S./Mexico border.
§ 90.384Incorporation by reference.
Regulations Governing the Licensing and Use of Frequencies in the 5895-5925 MHz Band for Cellular Vehicle to Everything (C-V2X) Roadside Units (RSUs)90.386 – 90.393
§ 90.386Permitted frequencies.
§ 90.387Cellular Vehicle to Everything (C-V2X).
§ 90.388Eligibility.
§ 90.389RSU license areas and registrations.
§ 90.390Channels and priority communications.
§ 90.391Maximum EIRP and antenna height.
§ 90.392C-V2X emissions limits.
§ 90.393RSU sites near the U.S./Canada or U.S./Mexico border.
eCFR Content