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Best Flushing Toilets
Problem Solving • Water Efficiency

Toilet Rebate Programs by State 2026 (Save Up to $100)

Water utilities across the U.S. pay homeowners to swap out pre-1994 high-flow toilets for EPA WaterSense-certified models. This guide maps active rebate programs by state, explains eligibility rules, and shows you how to claim your money fast.

Why Trust Best Flushing Toilets

Research updated June 2026.

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Quick Answer

Most state and utility rebate programs offer $25 to $100 per toilet when you replace a high-flow unit with an EPA WaterSense-certified model using 1.28 GPF or less. California, Texas, and Colorado have the most accessible programs, but eligibility, rebate amounts, and application deadlines vary sharply by utility district -- always verify with your local water provider before purchasing.

What Are Toilet Rebate Programs and How Do They Work?

Toilet rebate programs are incentive payments from water utilities, municipalities, or state agencies that reimburse homeowners part of the purchase cost when they replace older, inefficient toilets with EPA WaterSense-certified high-efficiency models. The rebate typically ranges from $25 to $100 per toilet, and is paid after installation via check, credit on your water bill, or online transfer. Most programs require proof of purchase, proof of disposal of the old unit, and a completed application submitted within 60 to 90 days of installation.

The logic behind rebate programs is straightforward: every gallon a toilet does not flush is a gallon a utility does not have to treat, pump, and distribute. For drought-stressed utilities in the West, deferring the cost of new water infrastructure by paying customers $50 to $100 per toilet is an excellent investment. The Metropolitan Water District of Southern California, for instance, has documented saving billions of gallons annually through toilet replacement incentive programs since the 1990s.

Pre-1994 federal standard toilets used 3.5 gallons per flush (GPF) or more. The Energy Policy Act of 1992 capped new toilets at 1.6 GPF starting in 1994. EPA WaterSense-labeled toilets go further, capped at 1.28 GPF while meeting a minimum MaP flush-test score of 350 grams (most certified models exceed 500 grams). The arithmetic is compelling: replacing a single 3.5-GPF toilet with a 1.28-GPF model saves roughly 6,000 gallons per year for a typical household of four. Replacing two toilets saves more than 12,000 gallons annually -- equivalent to about $40 to $80 in water bills depending on local rates, plus the rebate itself.

Expert Take

The most overlooked step in claiming a rebate is toilet disposal documentation. Many programs require either a photograph of the old toilet with the serial number visible, a signed statement from a licensed plumber confirming removal, or proof that the unit was brought to a certified disposal site. Skip this step and your rebate application will be denied. Photograph the old unit before the plumber hauls it away.

Which States Have the Most Generous Toilet Rebate Programs?

California, Texas, Colorado, Arizona, and Florida have the most widespread and generous toilet rebate programs in 2026, largely because water scarcity and rapid population growth create strong financial incentives for utilities to reduce indoor water use. California alone has dozens of active utility programs offering $50 to $100 per toilet, while Texas has programs through the San Antonio Water System (SAWS) and Lower Colorado River Authority (LCRA) service areas. Colorado's statewide WaterWise program coordinates with local utilities to offer rebates ranging from $50 to $100 per qualifying toilet.

State / Utility Rebate Amount Rebate per Toilet Max Toilets WaterSense Required Status (2026)
California (SoCal Metro) $100 Per unit 4 Yes (1.28 GPF max) Active
Texas (SAWS, San Antonio) $100 Per unit 2 Yes Active
Colorado (Denver Water) $100 Per unit 3 Yes Active
Arizona (Tucson Water) $75 Per unit 4 Yes Active
Florida (JEA Jacksonville) $50 Per unit 4 Yes Active
Nevada (SNWA Las Vegas) $100 Per unit 6 Yes (1.28 GPF max) Active
Washington (Seattle Public) $50 Per unit 2 Yes Active
New York City (DEP) $75 (low-income: $150) Per unit 3 Yes Active (income tiers)
Georgia (Atlanta watershed) $50 Per unit 3 Yes Active
Oregon (Portland Water) $35 Per unit 2 Yes Verify locally

Rebate amounts reflect published program data as of June 2026. Programs can pause, change amounts, or exhaust annual funding mid-year. Always confirm directly with your utility before purchasing.

California: The Deepest Rebate Network in the U.S.

California operates the most extensive toilet rebate infrastructure in the country. The Metropolitan Water District of Southern California (MWD) coordinates rebate pass-through funding to member agencies including LADWP, Long Beach Water, Municipal Water District of Orange County, and dozens of smaller utilities. Most Southern California homeowners can access $50 to $100 per toilet through their local MWD member agency, with some programs like the City of Santa Monica offering rebates on both toilets and faucets in the same application. The Bay Area has parallel programs through East Bay MUD, Santa Clara Valley Water, and the San Francisco Public Utilities Commission.

Northern California utilities tend to have lower per-unit rebates ($35 to $75) but broader eligibility, sometimes extending to rental properties with landlord consent. The California Urban Water Conservation Council maintains an online rebate database at savewaterca.org that aggregates active programs by zip code -- this is the fastest way to confirm what is available in any California service territory.

Texas: SAWS and H2O Solutions

San Antonio Water System (SAWS) runs one of the most generous toilet rebate programs in the southern U.S., offering up to $100 per qualifying toilet on as many as two units per household per calendar year. The Austin Water Utility also participates with a $75-per-unit rebate through its WaterWise program. Both programs are funded through conservation budgets tied to the Edwards Aquifer Authority permitting system. Dallas Water Utilities and Fort Worth Water have similar but separately administered programs, typically at $50 per unit.

Nevada: Southern Nevada Water Authority

The Southern Nevada Water Authority (SNWA) runs one of the most aggressive toilet replacement programs in the West. Given the region's near-total dependence on Colorado River allocations -- which have been reduced due to Lake Mead drawdowns -- SNWA has strong institutional reasons to fund indoor water conservation at high levels. The current rebate is $100 per toilet for up to six toilets per residential account per year. SNWA also runs a high-efficiency clothes washer rebate in parallel, making it possible to submit a combined water-efficiency rebate application.

Expert Take

Nevada is the only state where utilities commonly allow six rebates per household per year, reflecting the outsized pressure on Colorado River supply. If you manage a multi-bathroom home in the Las Vegas valley and all toilets predate 1994, you may be able to claim the full $600 in rebates in a single application cycle. Confirm current funding availability with SNWA directly, as high-demand rebate seasons can exhaust annual pools early.

How Do You Apply for a Toilet Rebate Program?

The application process for most toilet rebate programs follows a standard sequence: confirm eligibility with your utility, purchase an EPA WaterSense-certified toilet, have it professionally installed (or self-install where allowed), document disposal of the old unit, and submit the rebate form with receipts within the program's claim window. Most utilities now accept online applications, and turnaround on approved rebates ranges from two to eight weeks. Failure to document the old toilet's removal is the single most common reason applications are rejected.

Step-by-Step Rebate Application Process

  1. Check eligibility before purchasing. Visit your water utility's website or call customer service to confirm the program is active, funded, and that your account qualifies. Some programs are limited to residential accounts; others exclude rentals or condominiums.
  2. Verify the toilet model is on the approved list. Most programs require the new toilet to be EPA WaterSense certified at 1.28 GPF or less. Some programs maintain their own approved product lists. TOTO Drake II, TOTO UltraMax II, TOTO Aquia IV (in dual-flush mode), Kohler Highline, Kohler Cimarron, American Standard Champion 4 (1.28 GPF version), American Standard Cadet 3, Woodbridge T-0001, Swiss Madison Ivy, and Gerber Ultra Flush are among the most commonly pre-approved models across programs.
  3. Purchase and install the toilet. Keep the original sales receipt, the UPC barcode from the packaging, and the product specification sheet showing the WaterSense certification number.
  4. Document disposal of the old toilet. Photograph the old unit with serial number or manufacture date label visible before removal. Some programs accept a signed disposal statement from your plumber in lieu of a photograph.
  5. Submit the rebate application. Most utilities accept online forms with photo uploads. Paper applications by mail are also accepted. Include: completed form, original purchase receipt, proof of WaterSense certification, and disposal documentation.
  6. Wait for processing. Most programs process approved claims in two to eight weeks. Payment arrives by check mailed to your service address, or as a credit on your next water bill.
Expert Take

Many programs have strict submission windows -- typically 60 to 90 days after the purchase date. Do not wait until after installation to start the application. Download and pre-fill the rebate form before the toilet arrives so you are ready to submit the moment installation is complete. Missing the deadline by a single day voids the claim regardless of how well-documented the installation was.

Which Toilet Models Qualify for the Most Rebate Programs?

EPA WaterSense certification at 1.28 GPF is the baseline requirement for virtually every rebate program in the U.S. The TOTO Drake II, TOTO UltraMax II, Kohler Cimarron, American Standard Champion 4 (1.28 GPF version), and Kohler Highline Arc are among the most universally accepted models because they combine WaterSense certification with MaP flush scores above 800 grams, giving utilities confidence in performance claims. Dual-flush models like the TOTO Aquia IV qualify in most programs when averaged-flush GPF meets the 1.28 threshold.

The intersection of high MaP flush scores and low GPF is where the best rebate-eligible toilets live. A toilet using 1.28 GPF that only scores 350 grams on the MaP test is technically WaterSense eligible but will frustrate users who used to own a 3.5-GPF unit that flushed powerfully. The models below consistently score 800 to 1,000 grams on MaP testing, are EPA WaterSense certified, and appear on the approved product lists of the largest rebate programs.

Top Rebate-Eligible Toilet Models

#1
Top Pick

TOTO Drake II 1G (CST454CEFG)

4.8 Best for: Maximum flush power at lowest GPF

The TOTO Drake II with 1.28 GPF G-Max flushing technology holds a MaP score of 1,000 grams -- the maximum measurable -- making it the strongest flushing toilet on this list while still qualifying for every EPA WaterSense rebate program in the country.

GPF1.28
MaP Score1,000g (max)
WaterSenseYes
Bowl ShapeElongated
HeightComfort (16.5 in.)
Pros
  • Perfect MaP score of 1,000 grams
  • Universally accepted by U.S. rebate programs
  • CEFIONTECT glaze reduces sticking and staining
  • Strong resale track record and long warranty
Cons
  • Two-piece design requires more cleaning effort at tank-bowl junction
  • Seat sold separately

The Drake II is a perennial top performer in aggregated owner reviews and professional plumber surveys. Its combination of G-Max flushing, siphon jet trapway, and CEFIONTECT ceramic glaze makes it a reliable long-term replacement for high-flow toilets. The comfort height seating position is widely appreciated by older adults and tall users.

Available in Cotton White, Bone, and Sedona Beige to match most existing bathroom color palettes. Standard 12-inch rough-in; 10-inch and 14-inch rough-in adapters available separately.

Expert Take

The TOTO Drake II is found on more rebate-program approved product lists than any other toilet in our research. If your goal is maximum rebate certainty combined with maximum flush performance, this is the default recommendation. The 1,000-gram MaP score means you will not be sacrificing flush power compared to the 3.5-GPF toilet you are replacing.

Check price on Amazon
Bottom Line: The most rebate-program-accepted toilet in the U.S. with a perfect MaP score -- the safest high-efficiency replacement available.
American Standard Champion 4 Max 1.28 GPF
#2
Top Pick

American Standard Champion 4 Max (1.28 GPF)

4.6 Best for: Wide availability and large trapway

The American Standard Champion 4 Max features a 4-inch flush valve and a 2-3/8-inch glazed trapway -- among the largest in any gravity-fed toilet -- delivering near-clog-free performance at 1.28 GPF with WaterSense certification for rebate eligibility.

GPF1.28
MaP Score1,000g (max)
WaterSenseYes
Bowl ShapeElongated
Trapway2-3/8 in. fully glazed
Pros
  • Largest trapway in its class for clog prevention
  • Perfect 1,000-gram MaP score
  • Widely stocked at Home Depot for same-day pickup
  • EverClean antimicrobial surface included
Cons
  • Taller tank profile than some competitors
  • Seat not included

The Champion 4 Max is particularly strong in households that have historically experienced frequent clogs. The 4-inch piston-action accelerator flush valve creates a powerful rush of water that moves waste efficiently through the large trapway. Owner reviews consistently cite clog elimination as the top benefit after replacing older toilets.

American Standard includes a 5-year warranty on the flushing mechanism and a 10-year warranty on the vitreous china. The EverClean glaze inhibits the growth of bacteria, mold, and mildew on the surface, reducing cleaning frequency compared to standard vitreous china.

Expert Take

For households replacing a 3.5-GPF toilet specifically because of frequent clogs, the Champion 4 Max is the best rebate-eligible option. The 4-inch flush valve moves more water volume per flush than standard 2-inch or 3-inch valves even at the same GPF, and the trapway size eliminates most common clog causes at the source.

Check price on Amazon
Bottom Line: The best rebate-eligible toilet for clog-prone households, with the largest trapway in its category and a perfect MaP score.
#3
Top Pick

Kohler Highline Arc (K-3659)

4.5 Best for: Classic design with strong rebate eligibility

The Kohler Highline Arc combines a traditional two-piece profile with Class Five flushing technology and EPA WaterSense certification at 1.28 GPF, offering 600-gram MaP scores and broad acceptance on utility rebate approved lists nationwide.

GPF1.28
MaP Score600g
WaterSenseYes
Bowl ShapeElongated
HeightComfort (16.5 in.)
Pros
  • Widely available at Lowe's, Home Depot, and online
  • Class Five flushing for reliable clearing
  • AquaPiston canister valve for consistent flush performance
  • Accepted by nearly all U.S. rebate programs
Cons
  • 600-gram MaP score is lower than TOTO and American Standard flagships
  • Seat sold separately

Kohler's AquaPiston flush valve delivers water from all 360 degrees of the canister rather than just the bottom flap, creating a more uniform and consistent flush than standard flapper valves. The Highline Arc's conservative styling makes it suitable for traditional bathroom renovations where a modern or contemporary toilet would look out of place.

Kohler offers a one-year limited warranty on the toilet itself and a longer period on specific components. The Highline Arc is one of the most commonly plumber-recommended toilets at the mid-price segment and has a long track record of reliable performance in aggregated owner reviews.

Expert Take

The Highline Arc is the right choice when you want a well-known brand, broad parts availability, and guaranteed rebate eligibility without paying a premium for advanced ceramics or tornado flush technology. Its 600-gram MaP score is adequate for typical household use, though households with teenagers or heavier waste loads may prefer the Drake II or Champion 4 Max.

Check price on Amazon
Bottom Line: A trusted, widely available rebate-eligible toilet with AquaPiston flushing and a conservative profile that suits most traditional bathrooms.
#4
Top Pick

TOTO Aquia IV (CST446CEMG)

4.7 Best for: Dual-flush with maximum water savings

The TOTO Aquia IV dual-flush toilet offers 0.8 GPF for liquid waste and 1.28 GPF for solid waste, meeting WaterSense requirements on its full-flush setting while achieving average daily GPF well below the threshold for households that use the partial flush frequently.

Full Flush GPF1.28
Partial Flush GPF0.8
WaterSenseYes
MaP Score (full)1,000g
DesignTwo-piece, skirted
Pros
  • 0.8 GPF partial flush maximizes daily water savings
  • Skirted design simplifies cleaning
  • CEFIONTECT glaze reduces staining
  • Qualifies for WaterSense rebates on full-flush setting
Cons
  • Some programs exclude dual-flush models -- confirm locally
  • Dual-flush button mechanism requires user education in shared households

The Aquia IV is an excellent choice for households that want to maximize water savings beyond the 1.28 GPF minimum. The 0.8-GPF partial flush is particularly effective in households where liquid-waste flushes outnumber solid-waste flushes by a significant margin. TOTO's dual-flush button is intuitive -- a half-press for the partial flush, a full press for the full flush.

Note that a small number of rebate programs specifically exclude dual-flush toilets or apply separate evaluation criteria. Confirm with your utility that dual-flush WaterSense models qualify before purchasing the Aquia IV.

Expert Take

Dual-flush toilets have historically had lower MaP scores on the partial flush than on the full flush. The Aquia IV's 1,000-gram full-flush MaP score matches the top of the testing scale, and the partial flush handles light waste adequately. If a program's approved product list includes the Aquia IV by model number, it is one of the best water-efficiency choices available with rebate support.

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Bottom Line: The top rebate-eligible dual-flush toilet for households focused on maximizing water savings, with CEFIONTECT glaze and a skirted easy-clean profile.
#5
Top Pick

Woodbridge T-0001 (One-Piece Dual-Flush)

4.4 Best for: Modern one-piece look at a rebate-friendly budget

The Woodbridge T-0001 is an EPA WaterSense-certified one-piece toilet with a dual-flush system (1.0 / 1.6 GPF) and a concealed trapway that gives it the clean lines of much more expensive European designs. It qualifies for most rebate programs on the 1.28 GPF or less standard when the low-flush setting is counted.

Flush GPF1.0 / 1.6
WaterSenseYes
DesignOne-piece, skirted
HeightComfort (16.5 in.)
Soft-Close SeatIncluded
Pros
  • Modern skirted one-piece design at accessible price point
  • Soft-close seat included unlike most competitors
  • Easy to clean with no exposed trapway
  • EPA WaterSense certified for rebate eligibility
Cons
  • 1.6 GPF full-flush setting is higher than low-GPF alternatives
  • Less brand history than TOTO, Kohler, or American Standard

The Woodbridge T-0001 stands out as the only toilet on this list that includes a soft-close seat in the box. For buyers replacing older toilets in a bathroom renovation context, the all-in-one package simplifies purchasing decisions. The concealed trapway eliminates the nooks where soil accumulates on traditional two-piece designs.

Rebate eligibility varies by program for the T-0001 because some programs require the full-flush setting to be 1.28 GPF or less, and the T-0001's full flush is 1.6 GPF. However, programs that evaluate dual-flush models on their low-flush setting (1.0 GPF here) or on average-use calculations will typically approve it. Confirm with your utility's approved product list.

Expert Take

The Woodbridge T-0001 is a strong value choice for homeowners who want a modern aesthetic and a complete package (toilet plus seat) without a premium brand price. Verify rebate eligibility with your specific utility before purchasing, as the 1.6 GPF full flush setting creates ambiguity on some programs' strict 1.28 GPF caps.

Check price on Amazon
Bottom Line: The best-value rebate-eligible one-piece toilet with a modern skirted design and a soft-close seat included in the box.

For a comprehensive comparison of flush performance metrics and specifications across these and other models, see our guide to the best flushing toilets currently available.

Can You Combine Toilet Rebates With Other Water Efficiency Incentives?

Yes, most toilet rebate programs can be combined with other utility-sponsored water efficiency rebates covering showerheads, faucet aerators, irrigation controllers, and high-efficiency clothes washers. Submitting a combined rebate application for multiple qualifying fixtures in a single household is typically allowed and can result in total rebates of $200 to $500 for a comprehensive bathroom and laundry efficiency upgrade. Federal and state tax incentives do not currently apply to toilet replacements specifically, but some states and municipalities offer additional income-based assistance programs for low-income households on top of standard utility rebates.

Stacking Rebates: What Qualifies Alongside Toilet Programs

Most water utility conservation programs run as portfolios rather than single-item rebates. When you apply for a toilet rebate, check the same program page for rebates on:

  • WaterSense-labeled showerheads (typically $10 to $30 per head): Replacing a 2.5 GPM showerhead with a 1.8 GPM or 1.5 GPM WaterSense model qualifies at most utilities that offer toilet rebates. Read our guide to how to save water with toilets for a full household water audit framework.
  • High-efficiency clothes washers (typically $50 to $200): ENERGY STAR-certified front-loaders use significantly less water per cycle than top-loaders. Many utilities -- including SAWS and Metropolitan Water District -- offer washer rebates in parallel with toilet programs.
  • Smart irrigation controllers (typically $50 to $150): Weather-based smart controllers qualify under most Western utility conservation portfolios.
  • Faucet aerators (typically $5 to $15 per faucet): Low-flow aerators at 1.0 to 1.5 GPM are inexpensive and frequently included in rebate bundles.

Low-Income Toilet Replacement Assistance

Beyond standard rebate programs, several states and utilities operate toilet replacement programs specifically for income-qualified households. These may cover the full cost of the new toilet and installation rather than a partial rebate. Examples include:

  • New York City DEP: Offers a subsidized toilet replacement program for income-qualified NYC residents, covering both equipment and installation at no cost.
  • California urban utilities: Several MWD member agencies have free toilet replacement programs for households meeting income thresholds tied to the Area Median Income (AMI).
  • Texas SAWS WaterSaver: San Antonio Water System has a separate track for low-income customers that provides higher rebate amounts and free fixture installation assistance.

These enhanced programs often require proof of income or enrollment in qualifying assistance programs. Contact your utility's conservation department directly to ask about income-based toilet replacement assistance separate from the standard rebate track.

For a broader look at water-efficient bathroom upgrades that combine multiple rebate-eligible fixture replacements, see our dedicated guide.

Expert Take

The biggest missed opportunity in rebate programs is submitting one item at a time. Most utilities have a single application form that covers all their conservation rebate categories simultaneously. Completing a full household water audit -- toilets, showerheads, aerators, washer -- and submitting all rebates together saves time and ensures you do not miss any program windows that close mid-year when funding is exhausted.

How Much Water and Money Can You Actually Save by Replacing an Old Toilet?

A typical household of four replacing two 3.5-GPF toilets with 1.28-GPF EPA WaterSense models saves approximately 11,000 to 13,000 gallons of water per year. At the national average water and sewer rate of roughly $0.008 per gallon, that translates to $88 to $104 in annual utility bill savings, meaning most rebate programs pay back in less than one year on utility savings alone, before counting the rebate itself. Households in high-rate markets like San Francisco or New York City see proportionally larger bill reductions.

Calculating Your Specific Savings

The EPA WaterSense program published a standard calculation methodology for toilet water savings. The calculation rests on three factors: the GPF difference between old and new toilet, the number of flushes per person per day (EPA average: 5 flushes per day), and the number of people in the household.

Using those parameters:

  • Old toilet: 3.5 GPF; New toilet: 1.28 GPF; Difference: 2.22 GPF
  • Household of 4: 4 people x 5 flushes x 2.22 gallons = 44.4 gallons saved per day
  • Annual savings: 44.4 x 365 = 16,206 gallons per toilet replaced
  • Two toilets: 32,412 gallons per year

At a blended water and sewer rate of $0.007 per gallon (conservatively below average), that is $226 per year in utility bill savings from replacing two toilets. At California urban rates, which average above $0.012 per gallon in many service territories, the annual savings on two toilets can exceed $380. Combined with $200 in rebates (at $100 per toilet in programs like SAWS or SNWA), the total first-year financial benefit can exceed $500.

See our detailed analysis of how much water a toilet uses and the financial case for replacing an old toilet for full household calculations.

Expert Take

Many homeowners focus on the rebate dollar amount and underestimate the ongoing utility bill savings. A $100 rebate is meaningful, but the $150 to $300 in annual water bill savings from replacing two pre-1994 toilets compounds over the toilet's 20-to-30-year lifespan. The true lifetime financial benefit of a toilet rebate program participation, including bill savings, typically ranges from $3,000 to $6,000 per toilet replaced.

Frequently Asked Questions

Does every state have a toilet rebate program?

No. Toilet rebate programs are administered by individual water utilities, not states as a whole. A homeowner in California may have access to a strong rebate through their utility while a neighbor served by a different utility district receives nothing. States without significant water scarcity pressures tend to have fewer active programs. Always check your specific utility provider rather than assuming state-level coverage.

What is the maximum rebate available for toilet replacement?

The highest standard residential toilet rebates in 2026 are $100 per toilet, offered by programs including SAWS in San Antonio, Denver Water, the Southern Nevada Water Authority, and several Metropolitan Water District member agencies in Southern California. A small number of income-qualified programs cover the full cost of equipment and installation, effectively making the rebate 100% of the toilet's cost.

Do rental properties qualify for toilet rebates?

It depends on the program. Some utilities restrict rebates to owner-occupied residences, while others extend eligibility to landlords who upgrade toilets in rental units. Programs that allow rental properties typically require the rebate application to be submitted by the account holder on record with the utility, which is usually the landlord or property manager. Confirm rental eligibility with your specific utility before purchasing.

Can I install the toilet myself and still claim the rebate?

Most programs allow self-installation, though some -- particularly in California -- require a licensed plumber for work that modifies water supply connections. The rebate application typically requires a receipt showing the toilet purchase, not an installation invoice. However, if the program requires proof of proper disposal of the old unit, having a plumber handle the swap creates a cleaner paper trail. Read your specific program's terms carefully before proceeding with DIY installation.

What counts as proof that the old toilet was disposed of?

Accepted disposal proof varies by program. Common accepted forms include: a photograph of the old toilet with its manufacture date label or serial number visible, a signed statement from a licensed plumber confirming the unit was removed, or a receipt from a waste disposal facility. Some programs accept a statement signed by the homeowner in lieu of photographic evidence. Check your specific program requirements before you let the old unit be hauled away.

Does a 1.6 GPF toilet qualify for rebate programs?

Generally no. Most active rebate programs require EPA WaterSense certification, which is capped at 1.28 GPF maximum. Standard 1.6-GPF toilets do not meet the WaterSense threshold and are not eligible for rebates in the majority of programs. A small number of older utility programs still offer rebates for replacing pre-1994 toilets with any 1.6-GPF model, but these are increasingly rare. Check your utility's specific GPF requirements.

How long does rebate processing typically take?

Most utility rebate programs process applications within two to eight weeks of receiving a complete submission. Processing times vary significantly by utility size and application volume. Large urban utilities like LADWP or Denver Water tend to process faster than smaller regional agencies. If you have not received your rebate after eight weeks, contact the utility's conservation department directly with your application reference number.

What happens if a rebate program runs out of funding?

Most utility rebate programs are funded on an annual budget cycle. When a program exhausts its annual funding allocation, it closes to new applications until the next fiscal year. Some programs post wait-lists; others simply suspend the program and announce a reopening date. This is why it is critical to confirm a program is currently funded and accepting applications before purchasing a new toilet specifically for rebate purposes.

Is the toilet rebate payment taxable income?

The IRS generally considers utility rebate payments to be a reduction in the purchase price of the asset rather than taxable income, which means most homeowners do not owe federal income tax on toilet rebates. However, tax treatment can depend on how the rebate is structured (direct payment vs. utility credit) and individual circumstances. Consult a tax professional for guidance on your specific situation, particularly if the rebate amount is significant or you are applying for multiple fixtures.

Does the TOTO Drake qualify for WaterSense rebates?

The TOTO Drake in its 1.28 GPF configuration is EPA WaterSense certified and qualifies for rebate programs that accept WaterSense-labeled products. However, note that TOTO also makes the Drake in a 1.6 GPF version; be sure to purchase and specify the 1.28 GPF (E-Max or G-Max at 1.28) version when applying for a rebate. The model number will indicate the GPF rating -- confirm on the specification sheet before purchase.

Are MaP flush scores relevant to rebate eligibility?

MaP (Maximum Performance) flush test scores are not a direct rebate eligibility requirement -- that threshold is set by EPA WaterSense certification. However, MaP scores are relevant to performance: a toilet with a 350-gram MaP score that uses 1.28 GPF will likely frustrate users who replace a high-GPF toilet that flushed powerfully. The best rebate-eligible choices combine WaterSense certification with MaP scores of 600 grams or above, ideally 800 to 1,000 grams.

Can you get a rebate for a smart toilet?

Yes, provided the smart toilet is EPA WaterSense certified at 1.28 GPF or less. Several TOTO Washlet+ integrated smart toilet systems, Kohler Veil intelligent toilets, and other smart toilet models carry WaterSense certification and appear on rebate-program approved product lists. The integrated bidet and electronic seat components do not affect rebate eligibility as long as the flush mechanism meets the WaterSense standard. Check the model's specific WaterSense certification status before purchasing.

How do I find out if my specific utility offers a toilet rebate?

The fastest method is to search your utility's name plus "toilet rebate" or "conservation rebate" online, or visit the conservation or water efficiency section of your utility's website directly. The EPA WaterSense website maintains a rebate finder tool at epa.gov/watersense that can be searched by zip code. California residents can also use savewaterca.org. For Texas, the Texas Water Development Board's conservation page links to utility-specific programs.

How many toilets per household can be rebated?

The per-household limit varies widely by program. Most programs allow two to four toilets per residential account per year. The Southern Nevada Water Authority is the most generous, allowing up to six toilets per account per year given the region's acute water supply pressures. Commercial accounts sometimes have higher limits or operate under separate program tracks. Check your utility's program terms for the specific cap applicable to your account type.

Do dual-flush toilets always qualify for rebates?

Not always. Some utility programs evaluate dual-flush toilets based on the full-flush setting GPF, in which case only models with a full flush of 1.28 GPF or less qualify. Others use the EPA's averaged-flush calculation for dual-flush models, which typically results in qualification even for toilets with a 1.6 GPF full flush if the partial flush is 0.8 to 1.0 GPF. EPA WaterSense certification itself evaluates dual-flush toilets using the average-flush methodology, so WaterSense-certified dual-flush models should qualify at most programs. Confirm your utility's dual-flush policy before purchasing.

Can I apply for a toilet rebate at a house I just bought?

Yes, as long as the old toilet being replaced met the age or GPF threshold specified by the program and you are the account holder on record with the utility. Programs do not require you to have been the original owner of the old toilet -- only that you are replacing it with a qualifying model and that you hold the active utility account. New homeowners often find that pre-1994 toilets installed by previous owners qualify them for rebates on both toilets in the house.

What if my toilet rebate application is denied?

Most programs have an appeal or resubmission process. Common denial reasons include missing disposal documentation, a toilet model not on the approved list, submission outside the claim window, or an application under the wrong account. Contact the utility's conservation department to ask for the specific denial reason and whether additional documentation can cure the deficiency. Some programs allow resubmission with corrected materials within a grace period.

Are Gerber toilets rebate-eligible?

Yes, several Gerber models are EPA WaterSense certified and appear on rebate program approved lists. The Gerber Viper, Gerber Ultra Flush, and Gerber Maxwell all have WaterSense-certified configurations at 1.28 GPF with MaP scores ranging from 600 to 1,000 grams. Gerber is a strong choice for commercial-grade durability in a residential rebate-eligible package.

Does replacing a 1.6 GPF toilet with a 1.28 GPF toilet qualify for a rebate?

In most programs, no. The majority of active rebate programs are designed to retire pre-1994 high-flow toilets of 3.5 GPF or more. Replacing a 1.6-GPF toilet -- which already met the 1994 federal standard -- with a 1.28-GPF model does save water, but most programs do not offer rebates for this upgrade. A small number of programs with broader efficiency mandates do allow 1.6-to-1.28 GPF upgrades; check your utility's terms.

Sources

  • EPA WaterSense, epa.gov/watersense -- WaterSense product certification standards, rebate finder tool, and water savings methodology
  • MaP flush testing, map-testing.com -- Maximum Performance toilet testing scores and certification methodology
  • Southern Nevada Water Authority, snwa.com -- Active toilet rebate program details and eligibility requirements
  • San Antonio Water System, saws.org -- SAWS WaterSaver rebate program terms and approved products
  • Metropolitan Water District of Southern California, mwdh2o.com -- Member agency rebate program coordination and funding
  • Denver Water, denverwater.org -- WaterWise rebate program terms and approved product lists
  • Manufacturer published specifications -- TOTO USA, Kohler, American Standard, Woodbridge, Gerber, Swiss Madison
  • California Water Efficiency Programs, savewaterca.org -- Statewide rebate aggregator by zip code

Our Verdict

Toilet rebate programs are one of the few home improvement incentives where the payback period is measured in months, not years. The strongest programs -- SAWS, SNWA, Denver Water, and most Southern California MWD member agencies -- pay $75 to $100 per toilet for replacing pre-1994 high-flow units with EPA WaterSense-certified models at 1.28 GPF. The TOTO Drake II and American Standard Champion 4 Max are the safest rebate-eligible choices because they appear on virtually every approved product list and deliver MaP scores of 1,000 grams. Stack your toilet rebate with showerhead and washer rebates from the same utility, and the combined first-year financial benefit of a bathroom water-efficiency upgrade routinely exceeds the total cost of the new fixtures.

Related Guides

How we rank & our data sources

We do not run physical lab tests. Rankings are built from published, verifiable data and real owner feedback, never paid placement.

Researched by Marcus Bell · Last updated July 4, 2026 · Our review method

M
Researched by Marcus Bell

Marcus compiles bathroom-fixture data, MaP flush scores, GPF ratings, trapway and flush-valve specs, and weighs them against thousands of verified owner reviews to build our rankings. He does not run physical lab tests; every verdict is sourced from published specifications, certifications (MaP, EPA WaterSense) and real owner feedback.

Updated July 2026 · Toilets
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