Tex. Finance Code § 345.002

(a) For the purposes of this chapter, goods are tangible personal property, other than property described by Subsection (d), that is:

(1) purchased primarily for personal, family, or household use; and

(2) not purchased for commercial or business use.

(b) "Goods" includes property described by Subsection (a) that is:

(1) personal property furnished for or used in the modernization, rehabilitation, repair, alteration, improvement, or construction of real property that is to become or becomes a part of the real property regardless of whether the personal property is severable from the real property;

(2) a structure, other than a mobile home, that is to be used as a residence;

(3) a boat;

(4) a boat-trailer;

(5) a motor scooter, moped, motorcycle, trailer designed or intended to be drawn by or to transport a motor scooter, moped, motorcycle or all-terrain vehicle;

(6) a recreational vehicle designed for temporary living accommodations and commonly known as a travel trailer;

(7) a camper-type trailer;

(8) a horse trailer; and

(9) a vehicle propelled or drawn exclusively by muscular power.

(c) "Goods" also includes a merchandise certificate or coupon that is:

(1) issued by a retail seller;

(2) not redeemable in cash; and

(3) to be used in its face amount instead of cash in exchange for other goods or services sold by the seller.

(d) This chapter does not apply to the sale of:

(1) money;

(2) a vehicle designed to run only on rails or tracks or in the air; or

(3) a motor vehicle, other than a vehicle included under Subsection (b), to which Chapter 348 applies or other goods that are included in a contract under Chapter 348.