9 C.F.R. § 72.5
The area quarantined in Texas is the quarantined area described in the regulations of the Texas Animal Health Commission (TAHC) contained in §§ 41.14 through 41.22 of title 4, part II, of the Texas Administrative Code (4 TAC 41.14 through 41.22), effective June 23, 2002, which is incorporated by reference. This incorporation by reference was approved by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR part 51 . Copies of 4 TAC 41.14 through 41.22 may be obtained from the TAHC at 2105 Kramer Lane, Austin, TX 78758, and from area offices of the TAHC, which are listed in local Texas telephone directories. The TAHC also maintains a copy of its regulations on its Internet homepage at http://www.tahc.state.tx.us/. Copies may be inspected at the Animal and Plant Health Inspection Service, Veterinary Services, suite 3B08, 4700 River Road, Riverdale, MD, or at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, call 202-741-6030, or go to: http://www.archives.gov/federal_register/code_of_federal_regulations/ibr_locations.html.
9 C.F.R. §72.5