{"data":{"id":"us/23-cfr-658.15","jurisdiction":"us","citation":"23 CFR 658.15","heading":"Width.","body":"(a) No State shall impose a width limitation of more or less than 102 inches, or its approximate metric equivalent, 2.6 meters (102.36 inches) on a vehicle operating on the National Network, except for the State of Hawaii, which is allowed to keep the State's 108-inch width maximum by virtue of section 416(a) of the STAA.\n(b) The provisions of paragraph (a) of this section do not apply to special mobile equipment as defined in § 658.5.\n(c) Notwithstanding the provisions of this section or any other provision of law, a State may grant special use permits to motor vehicles, including manufactured housing, that exceed 102 inches in width.","path":["Title 23—Highways","CHAPTER I—FEDERAL HIGHWAY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","SUBCHAPTER G—ENGINEERING AND TRAFFIC OPERATIONS","PART 658—TRUCK SIZE AND WEIGHT, ROUTE DESIGNATIONS—LENGTH, WIDTH AND WEIGHT LIMITATIONS"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-23.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:50Z","sha256":"718fe4ec73cc9fd07d9f69f161ff76c1519492c40f279c8fb0289b6a20a5c569","source_id":"us-cfr","stale":true,"prev":"us/23-cfr-658.13","next":"us/23-cfr-658.16"},"notice":"GroundRules: Original legal text. Not legal advice."}