20 C.F.R. § 655.1317
(a) Basis for DOL revocation. The CO, in consultation with the Administrator, OFLC, may revoke a temporary agricultural labor certification approved under this subpart, if, after notice and opportunity for a hearing (or failure to file rebuttal evidence), it is found that any of the following violations were committed with respect to that temporary agricultural labor certification:
(2) The CO finds that the employer:
(b) DOL procedures for revocation.
(c) Hearing.
(1) Within 5 business days of receipt of the request for a hearing, the CO will send a certified copy of the ETA case file to the Chief Administrative Law Judge by means normally assuring next-day delivery. The Chief Administrative Law Judge will immediately assign an ALJ to conduct the hearing. The procedures in 29 CFR part 18 apply to such hearings, except that:
(d) Employer's obligations in the event of revocation. If an employer's temporary agricultural labor certification is revoked under this section, and the workers have departed the place of recruitment, the employer will be responsible for: