Sec. 4. (a) Money in the fund allocated to the Texas Tourist Development Agency under Subdivisions (1) and (2) of Section 3 of this article shall be used to publish an official tour guide of the sesquicentennial or for promotional activities for the Texas 1986 Sesquicentennial Commission.

(b) Money in the fund allocated to the Texas Tourist Development Agency under Subdivisions (3), (4), and (5) of Section 3 of this article shall be used to advertise and promote the sesquicentennial both in and out of the state and for other activities as provided by law.

(c) Money in the fund allocated to the Texas Commission on the Arts under Section 3 of this article shall be used for funding and supporting sesquicentennial projects and programs and to perform any of the functions of the commission.

(d) Not less than one-half the money in the fund allocated to the Texas 1986 Sesquicentennial Commission shall be distributed to local official sesquicentennial committees sanctioned by the commission according to procedures adopted by the commission.

(e) Money in the fund allocated to the Texas 1986 Sesquicentennial Commission that is not distributed to local official sesquicentennial committees under Subsection (d) of this section or used to reimburse the comptroller of public accounts for audit services provided under Section 5 of this article shall be used to advertise and promote the sesquicentennial both in and out of state through interagency contracts with the Texas Tourist Development Agency.