; and (B) is notified when new materials and information described in subparagraph (A) relating to the child are created or become available. 413. Background checks to ensure the safe placement of unaccompanied alien children (a) Criminal and civil record checks (1) Requirement In carrying out the functions transferred to the Director under section 462(a) of the Homeland Security Act of 2002 ( 6 U.S.C. 279(a) ), from amounts appropriated pursuant to section 401(b) to carry out this section, the Director shall perform, consistent with best practices in the field of child welfare, and a prospective sponsor and all resident adults in the home of the prospective sponsor shall submit to the following record checks (which shall be completed as expeditiously as possible): (A) Fingerprint-based checks (except as described in paragraph (2)) in national crime information databases, as defined in section 534(e)(3) of title 28, United States Code. (B) A search of the State criminal registry or repository for any State (except as described in paragraph (3)) in which the prospective sponsor or resident adult has resided during the 5 years preceding the search. (C) A search of the National Sex Offender Registry established under section 119 of the Adam Walsh Child Protection and Safety Act of 2006 ( 42 U.S.C. 16919 ). (D) A search (except as described in paragraphs (2) and (3)) of State-based child abuse and neglect registries and databases for any State in which the prospective sponsor or resident adult has resided during the 5 years preceding the search. (2) Parents and guardians For purposes of paragraph (1), if the prospective sponsor is the parent or guardian of the child involved, the Director shall have discretion to determine whether the Director shall perform, and the prospective sponsor and resident adults described in paragraph (1) shall submit to, a check described in subparagraph (A) or (D) of paragraph (1). (3) Waivers (A) In general If the Secretary determines that it is not feasible to conduct the check