In this subchapter:
(1) "Board" means the board of directors of the district.
(2) "Cooperating county" means a county that has contracted with one or more other counties for the joint operation of a jail facility under Subchapter B and that has agreed to the creation of the district.
(3) "Director" means a member of the board.
(4) "District" means a jail district.
(5) "Jail facility" includes a juvenile detention facility.
(6) "Receiving county" means a county in which a jail facility constructed, acquired, or improved by the district is located and to which the facility is to be conveyed.