(a) The commissioners court may:
(1) operate and maintain the county's firefighter training facilities; and
(2) set and collect charges for:
(A) services performed at those facilities; and
(B) information furnished to others by the use of those facilities.
(b) The commissioners court shall pay the expenses of operating and maintaining the county's firefighter training facilities from:
(1) charges collected under Subsection (a); and
(2) any other available county funds.