Tex. Gov't Code § 2306.452
A writ of mandamus and any other legal or equitable remedy are available to a party in interest to require the department, the comptroller, or another party to carry out an agreement or to perform a function or duty under:
Added by Acts 1993, 73rd Leg., ch. 268, Sec. 1, eff. Sept. 1, 1993.
Amended by Acts 1997, 75th Leg., ch. 1423, Sec. 8.76, eff. Sept. 1, 1997.