C.F.R. » Title 50 » CHAPTER I—UNITED STATES FISH AND WILDLIFE SERVICE, DEPARTMENT OF THE INTERIOR › SUBCHAPTER B—TAKING, POSSESSION, TRANSPORTATION, SALE, PURCHASE, BARTER, EXPORTATION, AND IMPORTATION OF WILDLIFE AND PLANTS › PART 23—CONVENTION ON INTERNATIONAL TRADE IN ENDANGERED SPECIES OF WILD FAUNA AND FLORA (CITES) › Subpart B—Prohibitions, Exemptions, and Requirements

50 C.F.R. § 23.13

What is prohibited?

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Except as provided in § 23.92, it is unlawful for any person subject to the jurisdiction of the United States to conduct any of the following activities unless they meet the requirements of this part:

(a) Import, export, re-export, or engage in international trade with any specimen of a species listed in Appendix I, II, or III of CITES.

(b) Introduce from the sea any specimen of a species listed in Appendix I or II of CITES.

(c) Possess any specimen of a species listed in Appendix I, II, or III of CITES imported, exported, re-exported, introduced from the sea, or traded contrary to the provisions of CITES, the ESA, or this part.

(d) Use any specimen of a species listed in Appendix I, II, or III of CITES for any purpose contrary to what is allowed under § 23.55.

(e) Violate any other provisions of this part.

(f) Attempt to commit, solicit another to commit, or cause to be committed any of the activities described in paragraphs (a) through (e) of this section.

[72 FR 48448, Aug. 23, 2007, as amended at 79 FR 30420, May 27, 2014]
Notes of Decisions
Cited in 11 cases (4 in the last 5 years), 1997–2025 · leading case: United States v. David Grigsby, Doris Grigsby, 111 F.3d 806 (11th Cir. 1997).
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United States v. David Grigsby, Doris Grigsby, 111 F.3d 806 (11th Cir. 1997). · cites it 13× “50 C.F.R. § 23.13 (c) (emphasis added). The government acknowledges in its trial brief that “[t]he provisions of Article III do not apply in the case where a Management Authority of the State of re-export (Canada) is satisfied (1) that a specimen was acquired before the…”
United States v. 1866.75 Bd. Feet & 11 Doors & Casings, More or Less, of Dipteryx Panamensis Imported From Nicaragua, 587 F. Supp. 2d 740 (E.D. Va. 2008). · cites it 2× “50 C.F.R. § 23.13 (2007). The Certificate of Origin requirement originally located in Section 23.”
WildEarth Guardians v. U.S. Fish & Wildlife Serv., 342 F. Supp. 3d 1047 (D. Mont. 2018). · cites it 2× “50 C.F.R. § 23.13 (a). The Service maintains a tagging and permitting system to control and facilitate the export of certain species.”
United States v. Eaton, 179 F.3d 1328 (11th Cir. 1999). · cites it 2× “50 C.F.R. § 23.13 (d)(2). Accordingly, U.”
United States v. Lawson, 618 F. Supp. 2d 1251 (E.D. Wash. 2009). “50 C.F.R. § 23.13 . Even if the Part 23 regulations are not “law” for purposes of 18 U.”
United States v. Grigsby (11th Cir. 1997). · cites it 10× “As we have explained, the district judge as well as the government and defense counsel engaged in extended discussions 26 Indeed, in discussing the household effects exception, 50 C.F.R. § 23.13 (d)(2), analyzed subsequently, the district judge concluded that it was applicable…”
Ctr. for Biological Diversity v. Bernhardt (D. Ariz. 2021). “” 50 C.F.R. § 23.13 (a). 14 However, an individual may import an Appendix-I species by obtaining an import permit 15 from FWS.”
Ctr. for Biological Diversity v. Bernhardt (D. Ariz. 2022). “1087; 50 C.F.R. § 23.13 (a). CITES 10 allows for non-commercial trade of Appendix I-species, including the export and import 11 of hunting trophies, if, prior to the exportation of a species listed under its provisions, the 12 scientific authority of the state of export finds…”
Ctr. for Biological Diversity v. Bernhardt (D. Ariz. 2023). “” 50 C.F.R. § 23.13 (a). However, 24 an individual may import an Appendix-I species by obtaining an import permit from the 25 Service.”
United States v. Eduardo Martinez (11th Cir. 2025). “” 50 C.F.R. § 23.13 (a). As noted, the African elephant is a species listed in Appendices I and II of CITES.”
United States v. Eaton, 179 F.3d 1328 (11th Cir. 1999). · cites it 2× “50 C.F.R. § 23.13 (d)(2). Accordingly, U.”
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