This chapter applies only to a local government that jointly created a health care provider participation district by concurrent order under Chapter 300A and is:
(1) a county with a population of more than 80,000 and less than 90,000 that borders the Trinity River;
(2) a county with a population of more than 45,000 and less than 55,000 that borders Oklahoma; or
(3) a hospital district located in a county that has a population of more than 30,000 and contains a portion of Jim Chapman Lake.