Assistance Act ( 42 U.S.C. 5170b and 5173) shall be 100 percent of the eligible costs under such sections. (b) Applicability The Federal share provided by subsection (a) shall apply to disaster assistance applied for before, on, or after the date of enactment of this Act. 502. The Administrator of the Federal Emergency Management Agency may provide assistance, pursuant to section 428 of the Robert T. Stafford Disaster Relief and Emergency Assistance Act ( 42 U.S.C. 5121 et seq.), for critical services as defined in section 406 of the Robert T. Stafford Disaster Relief and Emergency Assistance Act for the duration of the recovery for incidents DR–4404, DR–4396, and DR–4398 to— (1) replace or restore the function of a facility or system to industry standards without regard to the pre-disaster condition of the facility or system