Is it legal to harvest rainwater that falls on my roof in Texas?
Yes, you can harvest rainwater that falls on your roof and other areas of your property as well.
Do I have to have a permit?
In most cases you do not need a permit to harvest rainwater that falls on your roof or property. If you plan to connect your rainwater catchment system into the public water supply system for potable water purposes, the following provisions from the Texas Health and Safety Code Sec. 341.042 do apply:
Is it legal for my homeowners' association to deny me the right to harvest rainwater?
No! Texas law H.B. No. 645 "prohibits homeowners' associations from implementing new covenants banning rainwater harvesting installations..." However, HOAs may have the authority to implement rules about where you place your rainwater catchment system. For instance, they have the right to require you to set up the system in your back yard as opposed to the front or side yards.
Does Texas offer tax incentives for rainwater catchment systems?
Yes. Rainwater catchment systems and supplies are exempt from state sales tax. Additional exemptions and incentives may apply. Refer to Texas Tax Code §11.32 for more information.
Where can I learn more about rainwater harvesting laws in Texas?
The Texas Manual on Rainwater Harvesting provided by The Texas Water Development Board provides information and guidance about rainwater catchment in Texas. Additionally, H.B. No. 3391 provides information related to Texas laws and regulations for rainwater harvesting
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