§ 528.3 Withdrawal and annulment of certificates.

(a) An authorized representative may withdraw a certificate from any employer within that representative's region who, acting under color of any certificate or application for the employment of learners, handicapped workers, student workers, student learners, apprentices, messengers, or full-time students in agriculture, retail, or service establishments, or in institutions of higher education at subminimum wages under section 14 of the act, fails to comply with the limitations in such certificate or otherwise violates the act.