Key Takeaways
Texas caps how fast your taxable value can climb each year, but no law caps your actual tax bill.
- The 10% homestead cap limits annual taxable value increases on your primary residence, and a temporary 20% circuit breaker covers most other real property through the 2026 tax year.
- November 2025 constitutional amendments raised the school district homestead exemption to $140,000, and to a combined $200,000 for senior and disabled homeowners, retroactive to January 1, 2025.
- Caps restrain taxable value only. The tax appraised value has no ceiling. Additionally, tax rates have no cap, so bills can still jump more than 10% in a single year.
- Only a protest can lower the tax appraised value that every cap and exemption is measured against.
Protest every spring, because the caps only protect whatever baseline you allow the county to keep.
If you own a home in Texas, you have probably heard that your property taxes “can only go up 10% a year.” The reality is more layered than that. Texas property tax increase limits restrain how quickly your taxable value can climb, but they do not cap your tax rate, your home’s tax appraised value, or your final bill. The distinction matters more than ever, because Texas voters approved a sweeping slate of constitutional amendments in November 2025 and the state is spending $51 billion over two years on property tax relief. Understanding which numbers are limited, which are not, and where you still have the power to take control of your property taxes puts you in the strongest position when your Notice of Appraised Value lands in the mailbox next spring.
What Are the Texas Property Tax Increase Limits?
Texas property tax increase limits make the most sense once you separate the three numbers that get blended together in most conversations: the tax appraised value, the taxable value, and the tax bill. Each behaves differently, and only one of them is actually capped.
Your tax appraised value is the county’s estimate of what your home was worth as of January 1 of the tax year. There is no limit on how much this number can rise from one year to the next. If your County Appraisal District (CAD) believes values in your neighborhood jumped 25%, your tax appraised value can jump 25% right along with them. This is the number you challenge when you protest.
Your taxable value (sometimes labeled assessed value) is the number your taxes are actually calculated on. It starts from your tax appraised value, applies any cap you qualify for, and then subtracts your exemptions. This is where the caps do their work.
Your tax bill is your taxable value multiplied by the combined rates adopted by your school district, city, county, and any special districts. No law caps the bill itself. Rates are set fresh every fall, which is why a bill can climb even in a year when values stay flat.
How Does the 10% Homestead Cap Work?
The homestead cap is the workhorse protection for primary residences and the best known of the Texas property tax increase limits. If your home has an active homestead exemption, your taxable value cannot rise more than 10% above last year’s taxable value, plus the value of any new improvements, no matter how much your tax appraised value climbs, under Texas Comptroller valuation guidance. Suppose your taxable value was $350,000 last year and the CAD now says your home is worth $420,000, a 20% jump. The cap holds your taxable value to $385,000 for the year. The $35,000 difference appears on many notices as a “homestead cap loss.”
When the Cap Starts Protecting You
The cap does not begin the day you move in. It takes effect on January 1 after your first full calendar year of qualifying for the homestead exemption, which means it does not protect you until your second full year in the home.
In practice, that is normally your third calendar year of ownership, since most people do not move in on January 1 and that first partial year does not count. The uncapped stretch before the cap kicks in is exactly when a challenge matters most, because whatever tax appraised value the county records becomes the baseline the cap compounds from. New buyers who learn how to protest property taxes in year one often set themselves up for years of lower ceilings.
What the Cap Does Not Limit
The cap comes with three important exceptions. New improvements that add square footage, such as an addition, a detached garage, a garage conversion, or an in-ground pool, are added on top of the capped value in their first year.
Interior remodels can count too, because appraisal districts have increasingly begun including permitted renovation work in the tax appraised value, so a permitted kitchen or bathroom update may no longer fly under the radar. The cap also resets when a home sells, so a new owner starts from the full tax appraised value with no protection.
What Is the 20% Circuit Breaker for Other Property?
Rental houses, second homes, and small commercial parcels have a temporary safeguard of their own. Texas Tax Code Section 23.231 created a “circuit breaker” limitation that caps annual increases in tax appraised value at 20% for qualifying non-homestead real property. The value threshold adjusts each year with inflation, and for the 2026 tax year it covers property valued at $5,320,000 or less. No application is needed, since appraisal districts apply it automatically.
Two caveats deserve attention. The circuit breaker excludes land under agricultural or timber special appraisal, and the Legislature has authorized the program only through the 2026 tax year, so it is set to retire on December 31, 2026. Owners of rentals and second homes should plan as though this is the final year of the 20% protection. That makes a protest all the more important, since it remains the surest way to lower your property taxes on non-homestead property, since a 20% ceiling still allows very large year-over-year increases.
How Do the November 2025 Amendments Change Your Bill?
Caps control how fast taxable value grows. Exemptions work alongside Texas property tax increase limits by shrinking the value that gets taxed in the first place, and they just got dramatically bigger. In November 2025, Texas voters passed all 17 constitutional amendments on the ballot, including Proposition 13, which raised the school district homestead exemption from $100,000 to $140,000. Proposition 11 lifted the additional exemption for homeowners who are 65 or older or disabled from $10,000 to $60,000, creating a combined $200,000 school district exemption. Proposition 9 raised the business personal property exemption to $125,000.
A detail many homeowners miss: these increases are retroactive to January 1, 2025, so they applied to the 2025 tax bills paid this past January and they carry forward for 2026. State officials estimate the growing homestead exemption saves the average Texas homeowner around $1,700 per year compared with paying on unexempted value. Explore the full menu of Texas property tax exemptions to see which apply to you.
One housekeeping note: under Senate Bill 1801, counties verify homestead exemptions every five years, so respond promptly if your CAD mails a verification request. Losing the exemption means losing the cap along with it, and exemption paperwork is handled directly with the CAD rather than through a protest.
Why Might Your Bill Rise More Than 10%? 5 Common Reasons
Here is the uncomfortable truth: there is no true maximum property tax increase in Texas when it comes to the final bill. The caps apply to taxable value only. These five situations regularly push bills past the 10% mark:
- Tax rates went up. School districts, cities, counties, and special districts adopt their rates every September and October. A rate increase stacks on top of a capped value increase, and rates cannot be protested.
- Your homestead cap has not kicked in yet. Until you complete a full calendar year of qualification and the cap takes effect the following January 1, your taxable value can rise to meet the full tax appraised value with no brake.
- You added new improvements. Additions, detached structures, garage conversions, and pools add value on top of the capped amount in their first year.
- The property just changed hands. Both the homestead cap and the circuit breaker reset at sale, so a new owner starts from the full tax appraised value.
- The property has no cap at all. Non-homestead property above the circuit breaker threshold can rise without limit, and every non-homestead property joins that group once the circuit breaker retires at the end of 2026.
Why Protest When Caps and Exemptions Already Protect You?
Caps and exemptions are back-end math. They are applied to whatever tax appraised value the county puts on your record, and that front-end number is the only one you can challenge. A protest is specifically a challenge to your tax appraised value. It is not the venue for fixing record errors like wrong square footage or for resolving exemption issues, both of which are handled directly with the CAD.
For most homeowners, a reduction in tax appraised value flows directly into a lower tax bill that same year. For long-tenured homestead owners whose cap is already holding taxable value below the tax appraised value, a reduction may not change the current bill, but it lowers the baseline that next year’s 10% is calculated from. Either way, the math compounds in your favor, which is why protesting every year is worthwhile no matter what your notice says. There are several reasons to protest even in a flat or falling market, and skipping a year simply hands the county an unchallenged baseline.
Strong protests are built on two kinds of evidence. Sales comps are closed sales of comparable homes from the 12 months before January 1, adjusted for differences in size, age, condition, and location. Equity comps compare the tax appraised values of similar properties once those same adjustments are made, and because Texas law requires appraisals to be equal and uniform, the equity argument can win even in a year with few nearby sales. Written contractor estimates for condition issues that existed before January 1 round out a strong case. Texas is a non-disclosure state, so sale prices are not public record, and unverified numbers pulled from real estate websites rarely hold up at a hearing.
That is one reason so many homeowners hand the work to licensed, local property tax professionals with access to verified sales data who manage the full protest process, from filing through the formal Appraisal Review Board hearing when needed, entirely online.
Fee structure matters too. Companies that charge nothing upfront only get paid when they find savings, which creates a quiet incentive to cherry-pick easy wins and let harder cases slide. A hybrid model, with a modest upfront fee plus a percentage of savings, is a commitment that your property receives a complete protest every single year. And be wary of anyone promising results, because no company can legally promise or guarantee a specific reduction. What licensed, local property tax professionals can deliver is a full, expert effort and a definitive answer about whether your value is fair. The new relief laws only raise the stakes of getting that answer right.
Frequently Asked Questions About Texas Property Tax Increase Limits
These are the questions homeowners ask most often about caps, freezes, and the maximum property tax increase in Texas.
Is There a Special Limit for Homeowners 65 and Older?
Yes. In addition to the combined $200,000 school district exemption, homeowners 65 and older receive a school tax ceiling. The freeze is set at the lower of the school taxes paid the year the homeowner turns 65 or the following year, and school taxes cannot rise above that amount, apart from new improvements.
Does the 10% Cap Apply to Rental Property or a Second Home?
No. The homestead cap applies only to a primary residence with an active homestead exemption. Qualifying non-homestead real property receives the 20% circuit breaker for 2026, but that protection retires at the end of this tax year, so investment property owners should plan on annual protests as their only ongoing safeguard.
Do I Need to Apply for the Homestead Cap?
There is no separate application. The cap attaches automatically once your homestead exemption has been in place for the required base year. Keep the exemption active, and respond quickly if your county sends a five-year verification request, since losing the exemption means losing the cap with it.
Put a Fair Value Behind Every Cap
Texas property tax increase limits do their best work when the number they protect is fair to begin with. The caps, the circuit breaker, and the new exemptions all build on your tax appraised value, and that value is only tested when someone challenges it. Our licensed, local property tax professionals at Home Tax Shield protest that value every year, handling everything online from evidence gathering to the formal hearing, so the baseline your caps compound from is as low as the data supports. Sign up in minutes and let our team make sure you never pay more than your fair share.