; and (II) a grant under this section will not displace any farm worker who is a United States worker. ; and (3) in subparagraph (D)— (A) by redesignating clauses (i) and (ii) as clause (ii) and (iii), respectively; and (B) by inserting before clause (ii), as redesignated, the following: (iii) The term domestic farm labor has the meaning given such term in section 514(f)(3), except that subparagraph (A) of such section shall not apply for purposes of this paragraph. . 224. Rental assistance contract authority Section 521(d) of the Housing Act of 1949 ( 42 U.S.C. 1490a(d) ) is amended— (1) in paragraph (1)— (A) by redesignating subparagraphs (B) and (C) as paragraphs (C) and (D), respectively; and (B) by inserting after subparagraph (A) the following: (B) upon the request of an owner of a project financed under section 514 or 515, the Secretary is authorized to enter into renewal of such agreements for a period equal to the shorter of 20 years or the term of the loan, subject to amounts made available for such purpose in appropriations Acts; ; and (2) by adding at the end the following: (3) If any rental assistance contract authority becomes available because of the termination of assistance on behalf of an assisted family— (A) at the option of the owner of the rental project, the Secretary shall provide the owner a period of 6 months before such assistance is made available pursuant to subparagraph (B) during which the owner may use such assistance authority to provide assistance of behalf of an eligible unassisted family that— (i) is residing in the same rental project that the assisted family resided in prior to such termination; or (ii) newly occupies a dwelling unit in such rental project during such period