Texas Government Code - GOV'T § 1502.061. Additional Obligations to Improve or Extend Utility System

(a) A municipality that has outstanding public securities secured by the net revenue of a utility system may issue additional public securities or incur other obligations for a purpose described by Section 1502.051(a)(1) or (b).

(b) Except as provided by Subsection (c), public securities issued under Subsection (a) constitute a lien on the revenue of the affected system:

(c) A municipality may issue additional public securities under this section on a parity and of equal dignity with the outstanding public securities if the ordinance, deed of trust, or indenture of trust authorizing or securing the outstanding public securities provides for the subsequent issuance of additional parity public securities, subject to that ordinance, deed of trust, or indenture of trust.

(d) To the extent of a conflict or inconsistency between this section and another law, this section controls.