Houston does not require a building permit for a one-story detached accessory structure, other than a storm shelter, when its floor area does not exceed 120 square feet.
Shed permit answer
Houston does not require a building permit for a one-story detached accessory structure, other than a storm shelter, when its floor area does not exceed 120 square feet.
Houston Residential Plan ReviewHigh confidence
Shed permit answer
Houston does not require a building permit for a one-story detached accessory structure, other than a storm shelter, when its floor area does not exceed 120 square feet.
Electrical, plumbing, mechanical, floodplain, drainage, building-line, utility, easement, deed-restriction, and use rules can still require review.
What this tells youComputed rule answer
How precise this isComputed rule answer
Official data checkedHouston Residential Plan Review
Next stepCheck the official shed/accessory-structure rules with your project dimensions.
No building permitOne-story detached accessory structure, not a storm shelter, 120 sq ft or smaller
Building permitOver 120 sq ft or outside the exemption
Still verifyUtilities, floodplain, drainage, building lines, easements, deed restrictions, and use
Confidence: HighComputed rule answerReviewed jurisdiction ruleReviewed July 2026
What source does ShedPermitCheck use for Houston, TX?
Houston Residential Plan Review. Official agency pages remain final.
Can I act on this ShedPermitCheck result without checking the agency?
No. Electrical, plumbing, mechanical, floodplain, drainage, building-line, utility, easement, deed-restriction, and use rules can still require review. Use the official source link before making a legal, safety, construction, property, or financial decision.