Texas Energy Rebates and HVAC Incentives: A 2026 Guide for Galveston Homeowners

June 2, 2026

8 min read

Texas energy rebates and HVAC incentives can take a real bite out of the cost of a new system, but the rules have shifted again for 2026. Some of the most generous federal credits ended on December 31, 2025. Others, like the state’s promised IRA rebate programs, are still waiting on a launch date. And a few solid local incentives, mostly through CenterPoint Energy, are still very much in play right here on the island.

At Coastal Comfort, we walk Galveston homeowners through these programs every week. We see what saves money, what gets denied, and what changes mid-year. This guide pulls together the current state and federal programs that can help offset the cost of a new HVAC system, a heat pump, smart thermostats, or attic insulation in 2026.

Think of it as a plain-English map of what is real, what is gone, and what is coming.

What Changed for 2026 (and Why It Matters)

The biggest shift was at the federal level. Two of the most popular credits for homeowners, the Energy Efficient Home Improvement Credit (Section 25C) and the Residential Clean Energy Credit (Section 25D), both expired on December 31, 2025.

That means:

If you installed a qualifying heat pump, central AC, or insulation in 2025, you can still claim the credit on your 2025 tax return.
If you are planning a new install in 2026, those federal credits no longer apply.

The Texas IRA-funded rebate programs (HOMES and HEAR) were designed to help fill the gap. As of mid-2026, the Texas Comptroller’s State Energy Conservation Office (SECO) lists both programs as “not currently available.” They are still in the planning and design phase, with no public launch date.

So the picture for a Galveston homeowner upgrading in 2026 looks like this:

Federal tax credits: mostly gone for this year.
Texas IRA rebates (HOMES, HEAR): not yet open.
Utility rebates through CenterPoint Energy: active and useful.
Low-income weatherization programs: running through the local Community Action agency.

That last group is where the real near-term savings sit for most homeowners on the island.

Quick insight: Always check the rebate window before you sign a proposal. Programs in Texas often have annual budgets that get used up before the calendar year ends. A rebate listed on a utility’s website in February may already be paused by August.

Federal Tax Credits: What Was Available in 2025

If your install date falls in 2025, you still have a strong claim on your taxes. Many homeowners are filing now and missing this, so it is worth a quick look at the rules.

Energy Efficient Home Improvement Credit (Section 25C)

For 2025 projects, the credit covered 30% of the qualifying cost, with these annual caps:

Up to $1,200 per year for envelope and efficiency upgrades, including insulation, air sealing, exterior doors, windows, and home energy audits.
An extra $2,000 per year for qualifying heat pumps and heat-pump water heaters.

That meant a Galveston homeowner who paired a high-efficiency heat pump with attic insulation in 2025 could claim up to $3,200 for a single tax year.

A few rules to keep in mind:

The home must be an existing residence, not new construction.
The equipment must meet IRS and ENERGY STAR specifications.
There is no income cap, but you need federal tax liability to benefit from the credit.
You claim it on IRS Form 5695 with your federal return.

Residential Clean Energy Credit (Section 25D)

This one covered solar, geothermal, and battery storage at 30% of system cost through 2025. It does not apply to standard HVAC or insulation work. If you paired a heat pump with solar in 2025, this is the credit that covers the solar piece.

Both credits provide $0 for 2026 installs, so timing now matters a great deal. We recommend talking to a tax professional before you file if you completed any qualifying work last year.

Texas State Rebates: HOMES and HEAR

Texas has been preparing two large rebate programs funded by the federal Inflation Reduction Act. Both are administered through SECO at the Texas Comptroller’s office.

Here is what is expected once they open, based on program design documents:

Home Efficiency Rebate (HER / HOMES)

This program targets whole-home energy savings, like a package that combines insulation, duct sealing, and a new heat pump.

All income levels can participate.
For low- and moderate-income households (at or below 80% of Area Median Income):
- $4,000 per household for 20 to 34% modeled energy savings.
- $8,000 per household for 35% or higher energy savings.

Home Electrification and Appliance Rebate (HEAR)

This program is aimed at income-qualified households moving from gas or older electric systems to high-efficiency electric.

Up to $14,000 per household.
Covered measures include heat pumps for space heating and cooling, heat pump water heaters, electric cooking and dryer upgrades, electrical panel upgrades, weatherization, and insulation.

The honest answer right now is that you cannot claim either program for a 2025 or 2026 install. We are watching for the launch and will let our customers know the moment Texas opens applications.

If you can wait on a planned upgrade and you would qualify under the income tiers, it may be worth holding off a few months. If your AC is failing in July on the island, waiting is rarely realistic.

CenterPoint Energy Rebates for Galveston Homeowners

This is where the actionable money lives in 2026. Most of Galveston, both the island and the bay side, sits in the CenterPoint Energy Houston Electric service territory. CenterPoint funds the rebate budget no matter which retail provider (TXU, Reliant, Gexa, and so on) sends your monthly bill.

High-Efficiency AC and Heat Pump Rebates

CenterPoint’s residential HVAC rebates begin at SEER 16 and above. The current Texas minimum for new equipment is SEER 14, so upgrading to a 16+ SEER unit is the trigger.

Key points:

Rebates are typically delivered as a line-item discount on your contractor invoice, not as a check mailed to you later.
Amounts depend on system size (tons) and efficiency tier (SEER2 / HSPF2).
A typical rebate in CenterPoint territory runs around $500 per qualifying high-efficiency heat pump or central AC system.
The CenterPoint A/C Distributor Program also passes incentives through equipment distributors, which often shows up as lower wholesale pricing on qualifying gear.

ENERGY STAR’s rebate database lists CenterPoint heat pump “special pricing” as available through November 2028, so this incentive has real runway.

Smart Thermostat Rebate

CenterPoint offers a $50 instant rebate on qualifying ENERGY STAR smart thermostats. The discount is usually applied at point of sale or through an online fulfillment portal. To qualify, you need:

A Galveston address served by CenterPoint Energy Houston Electric.
An ENERGY STAR-certified smart thermostat (most current Nest, ecobee, and Honeywell Home models qualify).

ComfortCheck A/C Tune-Up

CenterPoint subsidizes a professional tune-up service called ComfortCheck. It is closer to a focused HVAC diagnostic than a full home energy audit, and it covers things like refrigerant charge, airflow, and coil condition.

The main eligibility rule is that you cannot have received a ComfortCheck within the past five years. If you are not ready to replace your system, this is a worthwhile way to squeeze more efficient years out of what you already have. You can pair it with our own HVAC maintenance and check-up service for a full picture of system health.

Insulation Rebates

CenterPoint also lists insulation among its qualifying residential measures. Attic insulation, in particular, drives big savings in coastal homes where summer attic temperatures regularly cross 130°F. Specific amounts vary by project, and your contractor or insulation installer can confirm the current rebate level at the time of estimate.

Local tip: Ask your HVAC contractor up front whether they are a CenterPoint participating contractor. That single question can be the difference between getting the rebate as a discount on the invoice and missing it entirely.

What About Entergy, TXU, Reliant, and Other Providers?

A common point of confusion in Texas: the company that sends your electric bill is not always the same company that owns the lines and runs the rebate budget.

CenterPoint Energy Houston Electric is the transmission and distribution utility for most of Galveston. The rebates flow through them.
Retail electric providers (TXU Energy, Reliant, Gexa, Green Mountain, and many others) sell you the power and the plan. They sometimes offer their own promotions, like a free smart thermostat with a new contract, or bill credits tied to demand-response programs. Those are marketing offers, not regulated rebates.
Entergy Texas runs its own efficiency programs, but their service territory is generally outside Galveston Island and Galveston County. If you also own a property in East Texas, that is worth checking separately.

The bottom line: for your Galveston home, the rebates worth chasing in 2026 are the CenterPoint ones described above, with optional retail provider promotions stacked on top when allowed.

Low-Income Weatherization Programs in Galveston

For households at or below 200% of the Federal Poverty Level, Texas runs two long-standing programs that can cover insulation, air sealing, duct repair, and basic HVAC work at no direct cost.

Weatherization Assistance Program (WAP)

WAP is the workhorse. It pays for:

Attic, wall, and floor insulation as needed.
Air sealing and duct sealing.
Basic HVAC efficiency and safety upgrades.
Replacement of failed or unsafe heating and cooling equipment in some cases.

Eligibility is generally tied to income (at or below 200% FPL), and applications run through your local Community Action agency. In Galveston, that is the Galveston County Community Action Council, which administers WAP and CEAP funding locally.

Comprehensive Energy Assistance Program (CEAP)

CEAP focuses on crisis utility bill assistance and limited emergency weatherization for vulnerable households, typically at or below 150% FPL. If you are facing a disconnect notice or have an immediate safety issue with your HVAC, CEAP is the first call.

Both WAP and CEAP run independently of the federal tax credit changes and the pending HOMES and HEAR rebates. They are funded through state and federal channels that did not expire at the end of 2025.

Local Resource

Galveston County Community Action Council

We send homeowners here all the time when income tells us they could qualify for free weatherization. The team handles both WAP and CEAP intake for Galveston County. Worth a call before you spend out of pocket on attic insulation or a new system.

Address: 4700 Broadway, Avenue J, Suite F-102, Galveston, TX 77551
Phone: (409) 765-7878
Website: gccac.org

View on Google Maps

Choosing Equipment That Maximizes Your Rebates

Galveston’s hot, humid, salt-laden air is harder on HVAC equipment than almost any inland climate in Texas. The same conditions also push rebate programs to favor certain features. Here is how to choose gear that earns the biggest incentives and actually lasts on the coast.

Right-Size First, Then Chase Efficiency

The single most expensive mistake we see on the island is oversizing. An oversized system short-cycles, never runs long enough to pull humidity out of the air, and leaves your home feeling cool but clammy.

ACCA design guidance typically lands properly sized homes around 800 to 900 square feet per ton. Many Texas homes are sitting on systems closer to 588 square feet per ton, which is roughly 30 to 50% too large.

Before you spec a new system, insist on a proper Manual J load calculation using Galveston County design temperatures. We do this on every replacement quote. It is the foundation of both comfort and rebate qualification.

Target SEER2 and HSPF2 Tiers That Match Incentives

For 2026 utility rebates and (for 2025 returns) the federal 25C credit, the equipment usually needs to meet ENERGY STAR or CEE highest-tier specs. As a rough target for Galveston:

Central AC: SEER2 of about 15.2 or higher for ENERGY STAR. Higher tiers (SEER2 17+) unlock top utility rebate amounts.
Heat pump: SEER2 around 15.2 or higher and HSPF2 of about 8.1 or higher for ENERGY STAR.
ENERGY STAR Most Efficient: SEER2 in the high teens to low 20s, often with HSPF2 of 9 or higher.

A 17 to 18 SEER2 variable-speed heat pump that is properly sized usually outperforms a 20+ SEER2 unit that is oversized or poorly ducted. Higher numbers on a sticker do not always mean lower bills.

Choose Coastal-Rated Equipment

Salt air corrodes outdoor coils and metal components faster on the island than anywhere else we work. Many manufacturers, including Trane, offer coastal-rated models with:

Powder-coated cabinets.
Epoxy-coated coils.
Stainless steel hardware.

Coastal-rated equipment is a small upfront premium that pays off in years of additional life. It is worth asking about by name on every quote. Our HVAC installation team defaults to coastal-rated builds for any home within a mile of the bay or the Gulf.

Variable-Speed and Dehumidification Controls

In a humid climate like ours, variable-speed compressors and air handlers are worth the upgrade. They run longer at lower output, which pulls more moisture out of the air and keeps indoor relative humidity in the 45 to 55% range without overcooling.

Look for thermostats that allow a dehumidify-priority mode or a separate RH setpoint. This is the feature that makes the difference between a house that feels good at 76°F and a house that feels clammy at 72°F.

Conditioned Attics and ERV Ventilation

In high-performance Galveston homes, we increasingly recommend:

Closed-cell spray foam or rigid foam to control both heat and vapor.
Conditioned attics with foam on the roof deck, so ducts live inside the conditioned envelope.
Energy Recovery Ventilators (ERVs) for controlled fresh air without bleeding off the energy you spent dehumidifying.

These envelope improvements often pair with insulation rebates and reduce the size of HVAC equipment you need in the first place. For more on how ductwork affects system performance, our home comfort and ductwork guide walks through the basics.

How to Actually Get the Rebate: A Simple Process

Here is the order we walk most homeowners through when they ask how to claim available incentives:

Confirm your utility. Look at your most recent electric bill. The transmission and distribution utility should read CenterPoint Energy Houston Electric. If it does, the CenterPoint rebate menu applies to you.
Pick a participating contractor. Ask up front if they enroll in CenterPoint’s residential efficiency program. A non-participating contractor cannot apply the rebate to your invoice.
Ask for SEER2 and HSPF2 on every proposal. The rebate qualifies on those numbers, not on the model name.
Bundle your projects when it makes sense. Insulation, ducts, a new system, and a smart thermostat upgraded together qualify for more total rebates than the same work spread across years.
Save your paperwork. The contractor invoice, equipment AHRI certificate, and any tune-up documentation are what you would need if the utility audits a rebate or if you later file for a tax credit on a 2025 project.
Watch for HOMES and HEAR. When Texas opens applications, the dollar amounts will be larger than anything currently available. Get on a contractor’s notification list (we keep one) so you do not miss the window.

Where We Come In

We have served Galveston homeowners for nearly seven decades through Coastal Comfort and Townley Refrigeration. That history matters here because rebate rules change. SEER ratings change to SEER2. Credits expire. Programs pause and re-open with new paperwork.

Our team handles the rebate paperwork as part of normal install work. We default to coastal-rated, ENERGY STAR-certified equipment that sits at or above the SEER2 and HSPF2 tiers the rebates favor. We run a proper Manual J load calc on every replacement quote. And we will tell you straight if a program is paused, fully subscribed, or simply not worth the trouble for your situation.

A few of the related resources on our site that pair well with this guide:

Plan Your Upgrade With Us

The rebate landscape in Galveston for 2026 is leaner than it was a year ago, but it is far from empty. CenterPoint’s HVAC, smart thermostat, and insulation incentives, paired with low-income weatherization through the local Community Action Council, can still take real money off the cost of a properly sized, coastal-rated system.

At Coastal Comfort, we make sure the equipment, the paperwork, and the timing all line up to capture every incentive that fits your home. If you are weighing a new system, considering a heat pump, or just trying to figure out whether to wait on HOMES, give us a call. We will tell you honestly what is worth claiming today and what is worth waiting for.

Schedule a free in-home assessment and we will walk through your options together.

Frequently Asked Questions

Does HVAC qualify for the federal home energy credit in 2026?
No. The Energy Efficient Home Improvement Credit (Section 25C) expired on December 31, 2025. Qualifying HVAC and heat pump equipment installed in 2025 can still be claimed on a 2025 tax return using IRS Form 5695, but 2026 installs do not qualify for that credit.

Who is eligible for Texas energy rebates?
For currently available rebates, eligibility runs through your utility (CenterPoint Energy in most of Galveston) and is tied to installing qualifying equipment, usually SEER 16 or higher. For state IRA rebates (HOMES and HEAR), eligibility will include income tiers once Texas launches the programs.

What is the Texas Home Efficiency Rebate (HOMES) program?
HOMES is a planned Texas program funded by the Inflation Reduction Act that will pay rebates for whole-home energy savings projects. Expected rebates run from $4,000 to $8,000 per household for low- and moderate-income participants, depending on measured energy savings. The program is not yet open as of mid-2026.

Are Texas energy rebates legitimate?
Yes, the regulated utility rebates (CenterPoint Energy in Galveston) and the planned state IRA rebates (HOMES, HEAR) are real, funded programs. Be cautious of unsolicited calls or door-to-door pitches that promise large rebates in exchange for personal information. Real programs are claimed through participating contractors or directly through SECO and your utility.

How much can a Galveston homeowner realistically save in 2026?
For a typical replacement on the island in 2026, expect around $500 from CenterPoint on a qualifying 16+ SEER system, plus $50 on a smart thermostat, with insulation rebates layered on top when applicable. Low-income households may qualify for free weatherization through the Galveston County Community Action Council, which can be worth several thousand dollars.

Do retail providers like TXU or Reliant offer real HVAC rebates?
Not in the same regulated sense as CenterPoint. Retail providers run promotional offers, like a free smart thermostat with a new plan, but those are marketing offers tied to retail contracts, not utility efficiency rebates. They can still be useful, just check the fine print before assuming they stack with CenterPoint’s incentives.