No licensee shall, either by itself or in concert with any of its directors, officers, principal shareholders, or affiliates, any other licensee, or any of the directors, officers, principal shareholders, or affiliates of any other licensee, acquire or hold control of any business firm, except as follows:

acquire and hold control of such business firm; provided, however, that such licensee shall divest itself of such control as soon as practicable and in any event within three years after acquiring such control or such longer period as the commissioner may approve.

local development company in accordance with all applicable provisions of the Small Business Investment Act of 1958 and of the regulations of the Small Business Administration.