A licensed optometrist, under this chapter, may not associate with an individual who is not a licensed optometrist nor a copartnership, firm or corporation for the promotion of a commercial practice for profit or division of profit that enables the individual, copartnership, firm or corporation to engage, either directly or indirectly, in the practice of optometry in this State. [1993, c. 600, Pt. A, §162 (AMD).]