48 U.S.C. § 2191 — Rules of construction

to limit the authority of Congress to exercise legislative authority over the territories pursuant to Article IV, section 3 of the Constitution of the United States;

to authorize the application of section 2124(f) of this title (relating to issuance of subpoenas) to judicial officers or employees of territory^* courts;

to alter, amend, or abrogate any provision of the Covenant To Establish a Commonwealth of the Northern Mariana Islands in Political Union With the United States of America (48 U.S.C. 1801 et seq.); or

to alter, amend, or abrogate the treaties of cession regarding certain islands of American Samoa (48 U.S.C. 1661).