A person is not required to be licensed under this chapter to perform plumbing, other than plumbing performed in conjunction with new construction, repair, or remodeling, on a property that is:
(1) located in a subdivision or on a tract of land that is not required to be platted under Section 232.0015, Local Government Code;
(2) not connected to a public water system and is located outside a municipality;
(3) located outside a municipality and connected to a public water system that does not require a license to perform plumbing; or
(4) located inside a municipality that is within a county that has fewer than 50,000 inhabitants and that:
(A) has fewer than 5,000 inhabitants; and
(B) by municipal ordinance has authorized a person who is not licensed under this chapter to perform plumbing.