Upon the revocation of the instructor license issued to any partner, officer, director or owner of a controlling interest in any licensed school, the commission shall revoke the license of the school unless, within a period of time fixed by the commission, the following conditions are fulfilled:
a. in the case of a licensed school owned by a partnership, the connection of the partner whose instructor license has been revoked to the school shall be severed and his interest in the school shall be divested; orb. in the case of a licensed school owned by a corporation, the officer, director or owner of a controlling interest whose instructor license has been revoked shall be terminated from the position and, where an owner of a controlling interest, his ownership of the interest shall be divested; orc. in the case of a limited partnership, if the person whose instructor license has been revoked was a general partner, his interest in the school shall be divested or, if the person whose instructor license was revoked was a limited partner, his interest in the school shall be divested if it constituted a controlling interest as defined herein. For the purposes of this section, the term "controlling interest" means 5% or more of the equity of a licensed corporation or of the ownership of a partnership.