Tex. Gov't Code § 1477.108
An order authorizing the issuance of bonds under this subchapter may contain:
(1) reasonable and proper provisions for protecting and enforcing the rights or remedies of the bondholders, including covenants that state the duties of the county relating to:
(3) other provisions that the commissioners court considers reasonable and proper for the security of the bondholders, including covenants prescribing:
Added by Acts 1999, 76th Leg., ch. 227, Sec. 1, eff. Sept. 1, 1999.