(b) To whom applicable. This section applies to any practitioner who, within 5 years prior to the date that a show-cause order under this section’s expedited suspension procedures is served:
(1) Has had a license to practice as an attorney, certified public accountant, or actuary suspended or revoked for cause (not including failure to pay a professional licensing fee) by any authority or court, agency, body, or board described in § 10.51(a)(10).
(2) Ha