This link takes you to the original HB 1309 where it does say "indigenous to the country"...
Hb 1309
This is an exerpt from HB 12 which it was added to.
"SUBCHAPTER V. NONINDIGENOUS SNAKE PERMIT
Sec. 43.851. PERMIT. (a) The commission by rule shall establish permits that allow permit holders to possess or transport in this state a live nonindigenous:
(1) venomous snake; or
(2) constrictor that is one of the following:
(A) African rock python, Python sebae;
(B) Asiatic rock python, Python molurus;
(C) green anaconda, Eunectes murinus;
(D) reticulated python, Python reticulatus; or
(E) southern African python, Python natalensis.
(b) The commission shall establish separate permits for recreational and commercial purposes.
(c) A permit under this subchapter is not required for:
(1) a state or county official performing an official "
Notice, it does not set the parameters.