CFR›Title 47›Chapter I›Part 90›Subpart M›Subject Group Regulations Governing the Licensing and Use of Frequencies in the 5895-5925 MHz Band for Cellular Vehicle to Everything (C-V2X) Roadside Units (RSUs) ContainsSections 90.386–90.393CorpusDaily eCFRDisplayed edition2026-06-12Last updated2026-06-12 Sections 90.386 § 90.386 Permitted frequencies. 90.387 § 90.387 Cellular Vehicle to Everything (C-V2X). 90.388 § 90.388 Eligibility. 90.389 § 90.389 RSU license areas and registrations. 90.390 § 90.390 Channels and priority communications. 90.391 § 90.391 Maximum EIRP and antenna height. 90.392 § 90.392 C-V2X emissions limits. 90.393 § 90.393 RSU sites near the U.S./Canada or U.S./Mexico border. Previous 90.350 § 90.350 Scope. Next Regulations Governing the Licensing and Use of Frequencies in the 5895-5925 MHz Band for Dedicated Short-Range Communications Service (DSRCS) Regulations Governing the Licensing and Use of Frequencies in the 5895-5925 MHz Band for Dedicated Short-Range Communications Service (DSRCS)