Is It Illegal to Collect Rainwater in Texas? [BEFORE You Collect]

Is it Illegal to Store Rainwater in Texas?

 We’ve addressed all your legal queries regarding the legality of collecting rainwater in Texas below in much detail. 

As the law surrounding rainwater collection in Texas is subject to constant change, we make sure to update our content on a regular basis in regard to such changes. All the info you’ll find below is based on the latest developments regarding; Is rainwater collection legal in different cities of Texas and how much water you can store? etc. We make it our goal to provide relevant & authentic info to help you in achieving legal awareness regarding the subject.

Rainwater is a valuable resource that can be used to meet various needs, especially in an environment where water is scarce, like in Texas. From gardening and irrigation to supplementing domestic water supplies, it proves useful for a lot of activities. However, the legality and feasibility of collecting rainwater vary across different regions. In the vast expanse of Texas, where water scarcity is a pressing concern, can you collect rainwater in Texas? 

In this article, we delve into the intricacies of rainwater harvesting in Texas, keeping in mind the legal framework and practical considerations.

Is it Illegal to Store Rainwater in Texas?

No, Rainwater harvesting or collecting is not illegal in Texas, but the specifics depend on various factors, including local regulations, property type, and water rights. Texas, recognizing the value of rainwater, has adopted laws that govern its collection and usage, encouraging responsible practices. It’s absolutely essential to understand the intricacies involved to ensure compliance with the law to avoid trouble.

Is it Illegal to Store Rainwater in Texas?

Is it Illegal to Store Rainwater in Texas?

No, it is not illegal to store rainwater in Texas as it is totally in compliance with state law. The state has made efforts to promote rainwater harvesting by establishing guidelines and exemptions.

Keep in mind that it’s crucial to adhere to these regulations to avoid any potential legal complications & to avoid trouble. Understanding the local ordinances and consulting with experts can help ensure compliance while maximizing the benefits of rainwater harvesting.

Texas Rainwater Harvesting Tax Exemption

Is it Illegal to Store Rainwater in Texas?

To further encourage rainwater harvesting, Texas provides a tax exemption for rainwater harvesting equipment. This exemption incentivizes individuals and businesses to invest in rainwater collection systems. By offering financial relief, the state aims to promote the adoption of sustainable water practices and alleviate the strain on traditional water sources.

Can You Collect Rainwater in Texas?

  1. Houston

Rainwater collection in Houston is permissible, subject to local regulations. In urban areas like Houston, where space constraints are a common challenge, innovative rainwater harvesting methods, such as rooftop collection systems and rain gardens, can be employed. These methods help mitigate stormwater runoff, reduce strain on municipal water supplies, and promote sustainability within the city.

2. Dallas

Similarly, rainwater collection in Dallas is allowed, but regulations may differ slightly from other regions. Homeowners and businesses in Dallas can take advantage of rain barrels, cisterns, or underground storage tanks to capture rainwater. This practice helps conserve water, reduces strain on the local water infrastructure, and contributes to a greener environment.

3. Austin

Austin, known for its commitment to environmental stewardship, has embraced rainwater harvesting practices. Residents can collect rainwater for non-potable uses, such as irrigation, landscaping, and toilet flushing, all of which include uses other than drinking. The city offers rebates and incentives to promote the installation of rainwater harvesting systems, further encouraging sustainable water practices.


In Texas, the collection of rainwater is not only legal but also encouraged through various initiatives. Recognizing the value of this precious resource, the state has implemented laws, exemptions, and incentives to promote responsible rainwater harvesting. Individuals and businesses have the opportunity to contribute to water conservation efforts while reducing their reliance on traditional water sources.

By understanding local regulations and embracing sustainable practices, Texans can harness the power of rainwater and make a positive impact on water availability and the environment as a whole.


E.A. Gjelten