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Travis County, TX Landscaping Rules: Rainwater Harvesting (2026)

Few Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified April 2026

Key Facts

HOA
Cannot prohibit, 202.007
Sales Tax
Exempt, 151.355
Austin Rebate
Up to 5,000 dollars
Indoor Potable
TCEQ 290/285 standards
Hill Country
Common primary supply

Summary

Texas strongly supports rainwater harvesting under TX Property Code 202.007 (HOAs cannot prohibit) and Tax Code 151.355 (sales tax exemption for equipment). Travis County and Austin offer rebates. Systems used for indoor potable supply must meet TCEQ standards. No permit needed for outdoor irrigation systems.

City-specific rules exist: Austin has its own rainwater harvesting rules that differ from Travis County's county-level regulations. If you live in Austin, check the city-specific page instead.

Sec. 202.007. CERTAIN RESTRICTIVE COVENANTS PROHIBITED. (a) A property owners' association may not include or enforce a provision in a dedicatory instrument that prohibits or restricts a property owner from: (1) implementing measures promoting solid-waste composting of vegetation, including grass clippings, leaves, or brush, or leaving grass clippings uncollected on grass; (2) installing rain barrels or a rainwater harvesting system; (3) implementing efficient irrigation systems, including underground drip or other drip systems; or (4) using drought-resistant landscaping or water-conserving natural turf. (b) A provision that violates Subsection (a) is void.

Source: TX Property Code 202.007View official code

Full Breakdown

Texas Property Code 202.007 explicitly prohibits HOAs from banning rainwater collection systems, though they may impose reasonable aesthetic and location requirements. Tax Code 151.355 exempts rainwater harvesting equipment from state sales tax. Austin Water Conservation rebates: up to 5,000 dollars for non-pressurized systems, higher for pressurized. Travis County encourages harvesting given LCRA supply pressures. Systems for indoor potable use must comply with TCEQ 30 TAC 290 and 285, including proper filtration, UV treatment, backflow prevention, and cross-connection control. TX HB 3391 (2011) requires new state buildings to evaluate rainwater systems. The Hill Country has many homes entirely dependent on rainwater catchment where well drilling to Trinity aquifer is cost-prohibitive.

Violations & Fines

HOA attempting to ban harvesting: violates TX Prop Code 202.007, homeowner can seek injunction and attorneys fees. Indoor potable without TCEQ compliance: public health violation, system must be decommissioned.

Frequently Asked Questions

Can my Travis County HOA prohibit rain barrels?
No. TX Property Code 202.007 explicitly prohibits HOAs from banning rainwater harvesting systems, though reasonable location/aesthetic rules are allowed.
Do I need a permit for a rainwater system?
No permit for outdoor irrigation use. Indoor potable systems must meet TCEQ 30 TAC 290 and 285 standards.

Sources & Official References

Other rules in Travis County

All Travis County rules

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