Texas Penal Code: 30.01.
DEFINITIONS. In this chapter:
(1)
"Habitation" means a structure or vehicle that is
adapted for the overnight accommodation of persons, and includes:
(A) each separately secured or occupied portion
of the structure or vehicle; and
(B) each structure appurtenant to or connected
with the structure or vehicle.
(2) "Building" means any enclosed structure intended
for use or occupation as a habitation or for some purpose of trade,
manufacture, ornament, or use.
(3) "Vehicle" includes any device in, on, or by which
any person or property is or may be propelled, moved, or drawn in
the normal course of commerce or transportation, except such
devices as are classified as "habitation."