Regulations last checked for updates: Jun 02, 2024

Title 47 - Telecommunication last revised: May 30, 2024
§ 90.371 - Dedicated short range communications service.

(a) These provisions pertain to systems in the 5850-5925 MHz band for Dedicated Short-Range Communications Service (DSRCS). DSRCS systems use radio techniques to transfer data over short distances between roadside and mobile units, between mobile units, and between portable and mobile units to perform operations related to the improvement of traffic flow, traffic safety, and other intelligent transportation service applications in a variety of environments. DSRCS systems may also transmit status and instructional messages related to the units involved. DSRCS Roadside Units are authorized under this part. DSRCS On-Board Units are authorized under part 95 of this chapter.

(b) DSRCS Roadside Units (RSUs) operating in the band 5850-5925 MHz shall not receive protection from Government Radiolocation services in operation prior to the establishment of the DSRCS station. Operation of DSRCS RSU stations within the radius centered on the locations listed in the table below must be coordinated through the National Telecommunications and Information Administration.

Table 1 to § 90.371(b)—Coordination Locations

Location Latitude Longitude Coordination zone radius
Anclote, Florida28-11-1882-47-4045
Cape Canaveral, Florida28-28-5480-34-3547
Cape San Blas, Florida29-40-3185-20-4847
Carabelle Field, Florida29-50-3884-39-4636
Charleston, South Carolina32-51-4879-57-4816
Edwards, California34-56-43117-54-5053
Eglin, Florida30-37-5186-24-16103
Fort Walton Beach, Florida30-24-5386-39-5841
Kennedy Space Center, Florida28-25-2980-39-5147
Key West, Florida24-33-0981-48-2812
Kirtland AFB, New Mexico34-59-51106-28-5415
Kokeepark, Hawaii22-07-35159-40-065
MacDill, Florida27-50-3782-30-0447
NV Test Training Range, Nevada37-18-27116-10-24186
Patuxent River, Maryland38-16-5576-25-126
Pearl Harbor, Hawaii21-21-17157-57-5116
Pillar Point, California37-29-52122-29-5936
Poker Flat, Alaska65-07-36147-29-2113
Port Canaveral, Florida28-24-4280-36-1719
Port Hueneme, California34-08-60119-12-2424
Point Mugu, California34-07-17119-09-118
Saddlebunch Keys, Florida24-38-5181-36-2229
San Diego, California32-43-00117-11-0011
San Nicolas Island, California33-14-47119-31-07195
Tonopah Test Range, Nevada37-44-00116-43-002
Vandenberg, California34-34-58120-33-4255
Venice, Florida27-04-3782-27-0350
Wallops Island, Virginia37-51-2375-30-4148
White Sands Missile Range, New Mexico32-58-26106-23-43158
Yuma, Arizona32-54-03114-23-102

(c) NTIA may authorize additional station assignments in the federal radiolocation service and may amend, modify, or revoke existing or additional assignments for such service. Once a federal assignment action is taken, the Commission's Universal Licensing System database will be updated accordingly and the list in paragraph (b) of this section will be updated as soon as practicable.

[64 FR 66410, Nov. 26, 1999, as amended at 69 FR 46443, Aug. 3, 2004; 86 FR 23297, May 3, 2021]
authority: 47 U.S.C. 154(i), 161, 303(g), 303(r), 332(c)(7), 1401-1473
source: 43 FR 54791, Nov. 22, 1978, unless otherwise noted.
cite as: 47 CFR 90.371