Environmental Rules in Fort Bend County, TX (2026)

2 county-level rules, plus city-specific rules for 5 cities in Fort Bend County, Texas.

Verified from official government sources

Note: These county rules apply to unincorporated areas of Fort Bend County. If you live within an incorporated city, that city's own rules apply: see the city list below.

Erosion Control

Fort Bend County requires lot grading and drainage plans for new subdivisions and many site developments, ensuring positive drainage and downstream protection.

Fort Bend County Grading and Drainage Plan Requirements

Light Restrictions

Tex. Local Government Code Sec. 232.003 (Subdivision Requirements - Drainage Specifications)

Sec. 232.003. SUBDIVISION REQUIREMENTS. By an order adopted and entered in the minutes of the commissioners court, and after a notice is published in a newspaper of general circulation in the county, the commissioners court may:(1) require a right-of-way on a street or road that functions as a main artery in a subdivision, of a width of not less than 50 feet or more than 100 feet;(2) requir...

Full ordinance details →Official source ↗

Flood Elevation Requirements

New and substantially improved structures in Fort Bend County's special flood hazard areas must sit at least 2 feet above the base flood elevation, not just at it.

Fort Bend County 2-Foot Freeboard Rule

Some Restrictions

Flood Damage Prevention Regulations of Fort Bend County (eff. Oct. 8, 2024), Article 5, Section 5.02(c)

Structures located within Special Flood Hazard Areas shall have the lowest floor elevated to a minimum elevation that meets the highest of the following criteria: (1) Two (2) feet above the Base Flood Elevation as determined in the effective FIS and FIRM data. (2) Two (2) feet above the one-percent annual chance (100-year) water surface elevation as determined in an Atlas-14 Study.

Full ordinance details →Official source ↗