; or (B) by a public health official of a State with authority to declare such an emergency for the State or a jurisdiction within the State. . (c) Special rules Section 223 of the Trade Act of 1974 ( 19 U.S.C. 2272 ) is amended by adding at the end the following: (f) Special rules relating to supply chain disruption and public health emergencies (1) Waiver authority During a period described in subparagraph (E)(iii) of section 222(a)(2), the Secretary may waive any requirement of this chapter that the Secretary determines is necessary to ensure that a group of workers who meets the eligibility requirements described in subparagraphs (D) and (E) of that section is certified as eligible to apply for adjustment assistance and that such workers begin receiving benefits under this chapter as expeditiously as possible. (2) Expedited certification (A) In general If the case of a petition described in subparagraph (C), the Secretary may— (i) waive all applicable hearings or investigations; and (ii) subject to subparagraph (B), issue a certification of eligibility covering that group of workers as soon as possible. (B) Denials; requirements The Secretary may— (i) require such information as is necessary for the Secretary to issue a certification of eligibility pursuant to a petition described in subparagraph (C); and (ii) determine not to issue such a certification if the Secretary determines that the preponderance of the evidence indicates that the group of workers covered by the petition does not meet the eligibility requirements described in subparagraph (D) or (E) of section 222(a)(2). (C) Petitions described A petition described in this subparagraph is a petition for certification of eligibility to apply for adjustment assistance for a group of workers under section 221(a)(1)— (i) based on the eligibility requirements described in subparagraph (D) or (E) of section 222(a)(2); and (ii) filed by— (I) the certified or recognized union or other duly authorized representative of such workers; (II) such workers' firm