(a) The commissioners court and each municipal governing body that designates the ownership and control of a joint hospital under this subchapter may conduct a joint program of tuberculosis control in their jurisdictions to protect the public health through alleviation, suppression, and prevention of the spread of tuberculosis.
(b) The program may include cooperation with public or private agencies that have the same objective, whether federal, state, or local.

(c) The commissioners court may levy a tax not to exceed 10 cents on each $100 of the taxable value of property taxable by the county, in addition to the tax under § 265.025, if approved by a majority vote at a county election. The revenue from that tax shall be kept separate from other funds and shall be used only for the purposes of this section.
(d) The governing body of a municipality participating in the program may levy a tax not to exceed five cents on each $100 of the taxable value of property taxable by the municipality if approved by a majority vote at a municipal election in accordance with the municipal charter in a home-rule municipality or with other law in a general-law municipality. The revenue from the tax shall be kept separate from other funds and shall be used only for the purposes of this section. The municipal charter of a home-rule municipality may be amended to create the fund for the tax proceeds or other income.
(e) The county and each municipality participating in the program and levying the taxes may create a joint tuberculosis control board to administer this section. The board must have at least five members. The district judges of the county by majority action, the county health board, the municipal health board of the participating municipality with the largest population, the county judge, and the mayor of each participating municipality shall each appoint a member to the board. Board members serve without compensation.
(f) The members are appointed for three-year terms. However, the term of the first appointment by the county health board or by a mayor expires one year after the date of appointment, the term of the first appointment by the municipal health board or the county judge expires two years after the date of appointment, and the term of the first appointment by the district judges expires three years after the date of appointment. The entity that made an original appointment shall appoint a successor member on the expiration of a member’s term or to fill, for the unexpired part of a term, a vacancy caused by death or resignation.
(g) The board may administer this section to alleviate, suppress, and prevent the spread of tuberculosis in the county as a public health function.
(h) The county and each municipality participating under this section may combine the proceeds from taxes levied under this section to be spent under the board’s direction only to:
(1) provide necessary economic aid to indigent persons with tuberculosis and dependent members of their immediate family, on certification by the county or municipal health authority that those persons are indigent and have resided in the county for at least six months before receiving aid or assistance from a public or private charity or service for the person‘s support or the support of the person’s family, in order to treat and prevent the disease and protect the public health; or
(2) pay administrative expenses, including the expenses of case investigation and necessary equipment and services.
(i) The board quarterly shall report the condition of the fund, the expenditures from the fund, and the services performed to the commissioners court and the governing body of each municipality participating under this section. The commissioners court or the governing body of a municipality participating under this section may examine and audit the books and other records of the board.