Sec. 353.153.  TERM OF PRESCRIPTION.  A physician, optometrist, or therapeutic optometrist may not issue a contact lens prescription that expires before the first anniversary of the date the patient's prescription parameters are determined, unless a shorter prescription period is warranted by the patient's ocular health or by potential harm to the patient's ocular health.
Acts 1999, 76th Leg., ch. 388, Sec. 1, eff. Sept. 1, 1999.