Tex. Occ. Code § 157.055
A protocol or other order shall be defined in a manner that promotes the exercise of professional judgment by the advanced practice registered nurse and physician assistant commensurate with the education and experience of that person. Under this section, an order or protocol used by a reasonable and prudent physician exercising sound medical judgment:
Acts 1999, 76th Leg., ch. 388, Sec. 1, eff. Sept. 1, 1999.
Acts 2013, 83rd Leg., R.S., Ch. 418 (S.B. 406), Sec. 6, eff. November 1, 2013.