Registration under this chapter does not authorize an interior designer to:
(1) plan or design architectural interior construction;
(2) engineer a building system, including a structural, electrical, plumbing, heating, ventilating, air-conditioning, or mechanical system;
(3) engage in the practice of engineering as described in Chapter 1001; or
(4) engage in the practice of architecture as described in Chapter 1051.
Official text of the Texas Occupations Code as published by the Texas Legislative Council.