PUBLIC LAW 86-682-SEPT. 2, 1960
[74 S T A T.
(2) between the United States, its Territories, territories under trusteeship, possessions, the Commonwealth of Puerto Rico, or its Armed Forces, and any foreign country, (b) The Postmaster General shall provide for the transportation of mail to the courthouse of every county in the United States. § 6102. Emergency mail service in Alaska The Postmaster General may provide difficult or emergency mail service in Alaska, including the establishment and equipment of relay stations, in such manner as he deems advisable, without advertising therefor, at a total annual cost not exceeding $25,000. § 6103. Transportation of mail of adjoining countries through the United States The Postmaster General, by and with the advice and consent of the President, may make arrangements to allow the mail of countries adjoining the United States to be transported over the territory of the United States from one point in that country to any other point therein, at the expense of the country to which the mail belongs, upon obtaining a like privilege for the transportation of the United States mail through the country to which the privilege is granted. The President or Congress may annul the privilege at any time. The privilege shall terminate one month succeeding the day on which notice of the act of the President or Congress is given to the chief executive or head of the post office department of the country whose privilege is to be annulled. § 6104. Mails to be carried on United States registered vessels Mail of the United States shall, insofar as practicable, be carried on vessels of United States registry between ports between which it is lawful under the navigation laws for a vessel not documented under the laws of the United States to carry merchandise. § 6105. Establishment of post roads The following are post roads— (1) the waters of the United States, during the time the mail is carried thereon; (2) railroads or parts of railroads and air routes in operation; (3) canals, during the time the mail is carried thereon; (4) public roads, highways, and toll roads during the time the mail is carried thereon; and (5) letter-carrier routes established for the collection and delivery of mail. § 6106. Discontinuance of service on post roads The Postmaster General may discontinue service on a post road or part thereof when, in his opinion— (1) the postal service cannot safely be continued; (2) the revenues cannot be collected; (3) the laws cannot be maintained; or (4) the public interest so requires. § 6107. Preferred treatment of letter mail The Postmaster General may provide for the preferential treatment of first class mail, without unnecessary delay to other mail, when the quantity of mail to be transported over any route— (1) seriously retards the progress or endangers the security of the mail; or (2) materially increases the cost of transportation at the ordinary rate of speed.