Sec. 5. The comptroller of public accounts may audit any official sesquicentennial licensee or product manufacturer. At the request of the Texas 1986 Sesquicentennial Commission, the comptroller of public accounts shall perform the audit and collect any money due. At the request of the comptroller of public accounts, the attorney general shall sue as necessary to collect the amounts due to the state and uncollected. The comptroller of public accounts shall be reimbursed for services provided under this section from money provided for that purpose under Subsection (e) of Section 4 of this article.