Texas Solar Property Tax Exemption

State of Texas / Rockwall County Appraisal District

Available Solar & Renewable

About This Program

Texas Solar Property Tax Exemption is available to homeowners in Rockwall, TX.

Texas law exempts the added property value from solar panel installations from local property taxes. Homeowners must file an exemption application with Rockwall County Appraisal District to claim the benefit.

Exemption prevents solar equipment from increasing taxable home value

Official source site checked live on 2026-06-22.

Data last verified 2026-06-09. How we verify our data.

In Rockwall, TX, you can combine this program with other local help to cut your cost:

Key Details

  • 100% property tax exemption on solar system value
  • Available to all Texas homeowners with solar
  • Must file exemption application with appraisal district
  • No income limits or restrictions
  • Applies as long as system remains in place

How to Apply

Get free help applying Visit Official Program Page Track this program

(972) 771-2034

A grant-savvy contractor in Rockwall, TX can handle the paperwork, inspections, and timelines so your funding releases on schedule. Getting matched is free.

You will likely need a contractor to apply

Projects like this almost always need a licensed contractor, and many grants ask for a written estimate as part of your application. Lining up a contractor in Rockwall early keeps your application moving.

Get matched with a contractor

Each program sets its own contractor rules. Check the official program page for exact requirements.

Your application paperwork

Form to file: Texas Form 50-123, Exemption Application for Solar or Wind-Powered Energy Devices

Texas exempts the full added home value created by an installed solar or wind-powered energy device, so your property taxes do not go up because of the system. You apply once using state Form 50-123, filed with your county appraisal district.

Steps to apply

  1. Download Form 50-123 (Exemption Application for Solar or Wind-Powered Energy Devices) from the Texas Comptroller website.
  2. Complete the form with your property details and information about the installed solar or wind energy device.
  3. Attach supporting documentation such as installation invoices, receipts, or the contract showing the device and its cost.
  4. File the completed form with the appraisal district office in the county where your property is located (do not send it to the Texas Comptroller).
  5. Submit by the appraisal district deadline, generally April 30 of the tax year, to receive the exemption for that year.
Get the official formDownload the fillable PDF

Documents you will likely need

  • Completed Form 50-123
  • Proof of property ownership or address (property account information)
  • Installation invoice, receipt, or contract for the solar or wind-powered energy device
  • Description or specifications of the installed device
Download this checklist (PDF)

Requirements vary by program and locality. Confirm the exact rules on the official program page. We can help you prepare your paperwork, but you submit it yourself.

Deadline: File with appraisal district after installation

Questions about this program?

Ask us. It is free, and a real person answers within a business day.

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Frequently asked questions

How much can Texas Solar Property Tax Exemption provide in Rockwall, TX?

100% property tax exemption on solar value.

Who qualifies for Texas Solar Property Tax Exemption in Rockwall?

Texas Solar Property Tax Exemption is open to homeowners in Rockwall, TX. It has no income limit.

How do I apply for Texas Solar Property Tax Exemption in Rockwall, TX?

Apply directly with State of Texas / Rockwall County Appraisal District using the official program link on this page or call (972) 771-2034. There is no middleman and no fee.

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Find More Programs in Rockwall, TX

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