This chapter does not apply to a person who engages in air conditioning and refrigeration contracting on:
- (1) a portable or self-contained ductless air conditioning product that has a cooling capacity of three tons or less;
- (2) a portable or self-contained heating product that does not require the forced movement of air outside the heating unit;
- (3) environmental air conditioning equipment that is intended for temporary use and is not fixed in place; or
- (4) a residential refrigerator, freezer, or ice machine.
Added by Acts 2001, 77th Leg., ch. 1421, Sec. 3, eff. June 1, 2003.