Trey regularly represents special districts whose chief purpose is providing water, sewer, drainage, roads, and parks.

Trey also represents developers in connection with economic development agreements, tax increment reinvestment zones, local government corporations, municipal management districts, and other financing mechanisms used to facilitate development and the financing of public works and infrastructure. He serves as general counsel and bond counsel to special districts. Trey works with developers to structure development agreements with cities and other local government entities for public participation in commercial, residential, and mixed-use developments. Trey has worked to draft significant pieces of legislation and lobby for their passage, including changes to Chapters 49, 51, 54, and 57 of the Water Code, Chapter 375 of the Texas Local Government Code, and Chapter 311 of the Texas Tax Code affecting the administration and operation of water districts; municipal management districts, and tax increment reinvestment zones (TIRZ’s), respectively; and reforming the process of granting “Certificates of Public Convenience and Necessity” (CCN’s) by the TCEQ/PUC by providing greater rights to landowners. Trey works with the TCEQ to write and adopt agency rules implementing legislative changes.