Relating to a requirement that the Texas Commission on Environmental Quality consider flood data when considering the issuance of certain wastewater treatment or discharge permits.

HB 4026 requires the Texas Commission on Environmental Quality (TCEQ) to consider flood planning and mitigation information when reviewing applications for wastewater treatment, collection systems, or discharge permits. This applies directly to wastewater facilities seeking new permits, renewals, or amendments. The bill mandates TCEQ to evaluate local flood risks and planning data as part of its permit decision-making process. The requirement takes effect September 1, 2025.