((a)) Whoever knowingly forges, counterfeits, alters, or falsely makes any immigrant or nonimmigrant visa, permit, border crossing card, alien registration receipt card, or other document prescribed by statute or regulation for entry into or as evidence of authorized stay or employment in the United States, or utters, uses, attempts to use, possesses, obtains, accepts, or receives any such visa, permit, border crossing card, alien registration receipt card, or other document prescribed by statute or regulation for entry into or as evidence of authorized stay or employment in the United States, knowing it to be forged, counterfeited, altered, or falsely made, or to have been procured by means of any false claim or statement, or to have been otherwise procured by fraud or unlawfully obtained; or
((b)) Whoever uses—
((1)) an identification document, knowing (or having reason to know) that the document was not issued lawfully for the use of the possessor,
((2)) an identification document knowing (or having reason to know) that the document is false, or
((3)) a false attestation,
((c)) This section does not prohibit any lawfully authorized investigative, protective, or intelligence activity of a law enforcement agency of the United States, a State, or a subdivision of a State, or of an intelligence agency of the United States, or any activity authorized under title V of the Organized Crime Control Act of 1970 (18 U.S.C. note prec. 3481). For purposes of this section, the term “State” means a State of the United States, the District of Columbia, and any commonwealth, territory, or possession of the United States.