28.24—Revocation of certificates of approval.
MSHA reserves the right to revoke, for cause, any certificate of approval issued pursuant to the provisions of this part. Such causes include, but are not limited to, misuse of approval labels and markings, misleading advertising, violations of section 110(h) of the Federal Mine Safety and Health Act of 1977 and failure to maintain or cause to be maintained the quality control requirements of the certificate of approval.