S&P Global Ratings assigned its 'A' long-term rating to Bissonnet Municipal Utility District (MUD), Texas' series 2017 waterworks and sewer system combination unlimited-tax and revenue bonds. At the same time, we affirmed our 'A' long-term rating on the district's existing general obligation (GO) debt. The outlook is stable. The rating reflects our view of the district's: Access to Houston's deep economic base; Built-out status of infrastructure development, limiting any significant debt-supported capital needs; and Very low direct property tax rate. The rating is constrained by our opinion of the district's: Adequate financial position; and Moderately high overall debt burden. An unlimited ad valorem tax levied on all taxable property in the district and from certain net revenues, if any, of