34 C.F.R. § 222.115
Except as provided in § 222.120, the Assistant Secretary withholds payments to an LEA if—
(b) After a hearing has been conducted under section 8004(e) of the Act and §§ 222.102-222.113 (IPP hearing)—
(2) The LEA fails to implement the required remedy within the time established and the Assistant Secretary determines that the required remedy will not be undertaken by the LEA even if the LEA is granted a reasonable extension of time.
(Authority: 20 U.S.C. 7704 (a), (b), (d)(2), (e)(8)-(9))