Notwithstanding Section 1502.058(a) or a similar law or municipal charter provision, a municipality and its officers and utility trustees may transfer to the municipality's general fund and may use for general or special purposes revenue of any municipally owned utility system in the amount and to the extent authorized in the indenture, deed of trust, or ordinance providing for and securing payment of public securities issued under this chapter or similar law.
Tex. Gov't. Code § 1502.059