49 USC 41304 – Effective periods and amendments, modifications, suspensions, and revocations of permits
(a)
(b)
(1) may suspend summarily the permits of foreign air carriers of a foreign country, or amend, modify, or limit the operations of the foreign air carriers under the permits, when the Secretary finds—
(A) the action is in the public interest; and
(B) the government, an aeronautical authority, or a foreign air carrier of the foreign country, over the objection of the United States Government, has—
(i) limited or denied the operating rights of an air carrier; or
(ii) engaged in unfair, discriminatory, or restrictive practices that have a substantial adverse competitive impact on an air carrier related to air transportation to, from, through, or over the territory of the foreign country; and
(2) to make this subsection effective, may restrict operations between the United States and the foreign country by a foreign air carrier of a third country.
(c)
(1) in consultation with appropriate departments, agencies, and instrumentalities of the Government, shall reexamine immediately the fitness of a foreign air carrier that—
(A) violates the laws and regulations of the United States related to the illegal importation of a controlled substance; or
(B) does not adopt available measures to prevent the illegal importation of a controlled substance into the United States on its aircraft; and
(2) when appropriate, shall amend, modify, suspend, or revoke the permit of the carrier issued under this chapter.
(d)