; and (II) training described in clause (iii) of such section; and (iv) nonimmigrants engaged in the supervision or training of others engaged in building or construction work, but not for the purpose of performing any such building or construction work themselves (as described in section 214.2(b)(5) of title 8, Code of Federal Regulations and section 41.31(b)(1) of title 22, Code of Federal Regulations). (3) Law enforcement The term law enforcement includes— (A) Federal law enforcement officers (as defined in section 115(c)(1) of title 18, United States Code); (B) Federal law enforcement officers and local law enforcement officers (as such terms are defined in paragraphs (5) and (6) of subsection (b) of the Combat Human Trafficking Act of 2015 ( 34 U.S.C. 20709 )); and (C) State attorneys general (as defined in section 4G(1) of the Clayton Act ( 15 U.S.C. 15g(1) )). (4) Nonimmigrant visa classification, status, or subclassification The term nonimmigrant visa classification, status, or subclassification means any program, level, category, subcategory, or other type of grouping that— (A) is part of a nonimmigrant visa classification or status— (i) described in section 101(a)(15) or 214(e) of the Immigration and Nationality Act ( 8 U.S.C. 1101(a)(15) and 1184(e)); or (ii) otherwise established under the immigration laws (as defined in section 101(a)(17) of the Immigration and Nationality Act ( 8 U.S.C. 1101(a)(17) )); and (B) may be specifically created, delineated, or defined in— (i) any Federal statute, regulation, agency guidance, directive, memo, or any other source material, including the Code of Federal Regulations, the Foreign Affairs Manual, and Department of State cables (classified or unclassified)