Tex. Bus. & Com. Code § 272.0001
In this chapter, "construction contract" means a contract, subcontract, or agreement entered into or made by an owner, architect, engineer, contractor, construction manager, subcontractor, supplier, or material or equipment lessor for the design, construction, alteration, renovation, remodeling, or repair of, or for the furnishing of material or equipment for, a building, structure, appurtenance, or other improvement to or on public or private real property, including moving, demolition, and excavation connected with the real property. The term includes an agreement to which an architect, engineer, or contractor and an owner's lender are parties regarding an assignment of the construction contract or other modifications thereto.
Tex. Bus. and Comm. Code § 272.0001