; and (II) take any other action the Secretary determines necessary to determine whether alien crewmembers pose a national security threat. (iii) Action If the Secretary determines that an alien crewmember poses a national security threat, the Secretary shall take appropriate action in accordance with Federal law. (iv) Expeditious reviews The Secretary shall conduct interviews and related evaluations under this subparagraph as expeditiously as possible to minimize the disruption to the commercial fishing workforce. (C) Period of validity Visas issued under subparagraph (A) shall be valid for the longer of— (i) 1 year; or (ii) the period beginning on the date of issuance and ending 90 days after the date on which the Secretary of State issues regulations or other written guidance relating to the issuance of visas to D–3 immigrants in accordance with section 101(a)(15)(D)(iii) of the Immigration and Nationality Act, as added by section 3(a). (D) Petition Not later than 90 days after the issuance of the regulations or other written guidance described in subparagraph (C)(ii) or within an alternate timeframe determined by the Secretary of State, employers and associations of employers shall petition for D–3 nonimmigrant visas for all of their alien crewmembers, including those who were issued temporary visas under subparagraph (A). Employers or associations of employers may not seek compensation or reimbursement from D–3 nonimmigrants for costs associated with applications for transitional visas or D–3 nonimmigrant visas. (b) Labor agreements (1) Components After the approval of a petition and the issuance of D–3 nonimmigrant visas, but before proceeding on a voyage of a longline fishing vessel, an employer or association of employers shall enter into a written agreement directly with each D–3 nonimmigrant, in accordance with section 10601 of title 46, United States Code, that describes— (A) the responsibilities of, and costs to be covered by, the employer or association of employers during the contract period