; (B) why each such amendment to how disaster assistance information is collected, maintained, or shared is necessary to carry out the purposes of a disaster assistance program and consistent with the fair information practice principles; and (C) the disaster assistance agencies and block grant recipients that will be granted access to the additional information to carry out the purposes of any disaster assistance program. (2) Notice and publication requirements The publication of a notice under paragraph (1) of a revision to the unified disaster application system of records prior to any new collection, or uses, of Privacy Act categories of records, to carry out the purposes of a disaster assistance program with regard to a disaster declared by the President under section 401 or 501 of the Robert T. Stafford Disaster Relief and Emergency Assistance Act ( 42 U.S.C. 5170 ; 5191), shall be deemed to satisfy the notice and publication requirements of section 552a(e)(4) of title 5, United States Code, for the entire period of performance for any assistance provided under a disaster assistance program. (3) Waiver of information collection requirements (A) In general Upon the declaration of a major disaster or emergency pursuant to sections 401 or 501 of the Robert T. Stafford Disaster Relief and Emergency Assistance Act ( 42 U.S.C. 5170 ; 5191) by the President, the Administrator may waive the requirements of subchapter I of chapter 35 of title 44, United States Code, with respect to voluntary collection of information for the entire period of performance for any assistance provided under a disaster assistance program. (B) Transparency Upon exercising the waiver authority under subparagraph (A), the Administrator shall— (i) promptly post on a website of the Federal Emergency Management Agency a brief justification for such waiver, the anticipated period of time such waiver will be in effect, and the disaster assistance offices within the Federal Emergency Management Agency to which such waiver shall apply