1. (a) An ophthalmic lens prescription must include:

   1. (1) the signature of the optometrist or therapeutic optometrist; and
   2. (2) the information and parameters the optometrist or therapeutic optometrist considers relevant or necessary.
2. (b) The prescription may not contain a restriction that limits the parameters to a private label not available to the optical industry as a whole.

Acts 1999, 76th Leg., ch. 388, Sec. 1, eff. Sept. 1, 1999.