; and (iv) the percentage of such workers who obtain a recognized postsecondary credential, including an industry-recognized credential, or a secondary school diploma or its recognized equivalent if combined with employment under clause (i), while receiving benefits under this Act or during the 1-year period after such workers cease receiving such benefits. (B) Additional indicators The Commission and a cooperating State or cooperating State agency may agree upon additional indicators of performance for the adjustment assistance program under this Act, as appropriate. (3) Standards with respect to reliability of data In preparing the quarterly report required by paragraph (1), each cooperating State or cooperating State agency shall establish procedures that are consistent with guidelines to be issued by the Commission to ensure that the data reported are valid and reliable. (i) Verification of eligibility for program benefits (1) In general An agreement under this section shall provide that the State shall periodically redetermine that a worker receiving benefits under this section who is not a citizen or national of the United States remains in a satisfactory immigration status. Once satisfactory immigration status has been initially verified through the immigration status verification system described in section 1137(d) of the Social Security Act ( 42 U.S.C. 1320b–7(d) ) for purposes of establishing a worker's eligibility for unemployment compensation, the State shall reverify the worker's immigration status if the documentation provided during initial verification will expire during the period in which that worker is potentially eligible to receive benefits under this section. The State shall conduct such redetermination in a timely manner, utilizing the immigration status verification system described in section 1137(d) of the Social Security Act ( 42 U.S.C. 1320b–7(d) ). (2) Procedures The Commission shall establish procedures to ensure the uniform application by the States of the requirements of this