; (2) in paragraph (1), by amending subparagraph (B) to read as follows: (B) to hire, continue to employ, or to recruit or refer for employment in the United States an individual without complying with the requirements of subsection (b). ; and (3) in paragraph (2), by striking after hiring an alien for employment in accordance with paragraph (1), and inserting after complying with paragraph (1), . (b) Effective date The amendments made by subsection (a) shall take effect on the date that is 6 months after the date of the enactment of this Act to the extent such amendments relate to continuation of employment. 19. Definitions (a) In general In this Act, the terms agricultural labor or services , date of hire , recruit , refer , and unauthorized alien , have the meanings given such terms in section 274A(i) of the Immigration and Nationality Act, as amended by subsection (b). (b) Amendments to the Immigration and Nationality Act Section 274A of the Immigration and Nationality Act ( 8 U.S.C. 1324a ) is amended— (1) in subsection (h), by striking paragraph (3); and (2) by adding at the end the following: (i) Definitions In this section: (1) Agricultural labor or services The term agricultural labor or services — (A) has the meaning given such term by the Secretary of Agriculture, by regulation; and (B) includes— (i) agricultural labor (as defined in section 3121(g) of the Internal Revenue Code of 1986); (ii) agriculture (as defined in section 3(f) of the Fair Labor Standards Act of 1938 ( 29 U.S.C. 203(f) )); (iii) all activities required for the preparation, processing, or manufacturing of a product of agriculture (as defined in such section 3(f)) for further distribution