41.1—Exemption by law or treaty from passport and visa requirements.
Nonimmigrants in the following categories are exempt from the passport and visa requirements of INA 212(a)(7)(B)(i)(I), (i)(II):
(a) Alien members of the U.S. Armed Forces.
An alien member of the U.S. Armed Forces in uniform or bearing proper military identification, who has not been lawfully admitted for permanent residence, coming to the United States under official orders or permit of such Armed Forces ( Sec. 284, 86 Stat. 232; 8 U.S.C. 1354 ).
(c) Aliens entering from Guam, Puerto Rico, or the Virgin Islands.
An alien departing from Guam, Puerto Rico, or the Virgin Islands of the United States, and seeking to enter the continental United States or any other place under the jurisdiction of the United States ( Sec. 212, 66 Stat. 188; 8 U.S.C. 1182.)
(d) Armed Services personnel of a NATO member.
Personnel belonging to the armed services of a government which is a Party to the North Atlantic Treaty and which has ratified the Agreement Between the Parties to the North Atlantic Treaty Regarding the Status of Their Forces, signed at London on June 19, 1951, and entering the United States under Article III of that Agreement pursuant to an individual or collective movement order issued by an appropriate agency of the sending state or of NATO (TIAS 2846; 4 U.S.T. 1792.)
(e) Armed Services personnel attached to a NATO headquarters in the United States.
Personnel attached to a NATO Headquarters in the United States set up pursuant to the North Atlantic Treaty, belonging to the armed services of a government which is a Party to the Treaty and entering the United States in connection with their official duties under the provisions of the Protocol on the Status of International Military Headquarters Set Up Pursuant to the North Atlantic Treaty (TIAS 2978; 5 U.S.T. 875.)
(f) Aliens entering pursuant to International Boundary and Water Commission Treaty.
All personnel employed either directly or indirectly on the construction, operation, or maintenance of works in the United States undertaken in accordance with the treaty concluded on February 3, 1944, between the United States and Mexico regarding the functions of the International Boundary and Water Commission, and entering the United States temporarily in connection with such employment (59 Stat. 1252; TS 994.)