Heat Pump Rebates & Panel Requirements in Hawaii
Up to $1,500 in confirmed Hawaii heat pump rebates from state and utility programs in 2026. See the full breakdown — then check whether your panel has the capacity to support the installation.
IRA 25C expired Dec 31, 2025. The federal tax credit is not available for heat pump systems installed in 2026. State and utility programs below are your primary incentives.
Serving Honolulu, Pearl City, Hilo, Kailua, Waipahu and all of Hawaii
Available rebates in Hawaii
Last verified: March 2026ESTIMATE ONLY — verify amounts and eligibility with program administrators before purchasing.
Federal — All States
EXPIREDIRA 25C Tax Credit
$0
Expired December 31, 2025. Not available for 2026 installations.
Installed before Dec 31, 2025? You can still claim it on your 2025 tax return (IRS Form 5695).
Geothermal only: Section 25D still active — 30%, no cap, through 2032.
HEEHRA — Hawaii
PendingHeat Pump Rebate
N/A
Hawaii has not yet launched its HEEHRA program. Check with your state energy office for updates. When launched: up to $8,000 (low income) or $4,000 (moderate income).
State / Utility
Hawaii Programs
Hawaiian Electric Smart Home Energy Program
$1,000Hawaiian Electric (HECO)
Confirmed maximum rebates — Hawaii
State programs only — HEEHRA pending in Hawaii (IRA 25C expired Dec 2025)
Current confirmed programs
up to $1,500
ESTIMATE ONLY. Not all programs are stackable. Income verification required for HEEHRA. IRA 25C tax credit expired Dec 31, 2025 — not included in this estimate. Verify with your state energy office and program administrators before purchasing.
Hawaii rebate program comparison
Last verified: March 2026Always confirm current amounts at each program's official source before purchasing.
| Program | Administrator | Heat Pump | Water Heater | Type |
|---|---|---|---|---|
IRA 25C Tax Credit EXPIRED December 31, 2025 Not available for 2026 installations | IRS (all states) | $0 | $0 | Expired |
HEEHRA Income-qualified (≤ 150% AMI) — state-administered | Hawaii State Energy Office | Pending | Pending | Rebate (Pending) |
| Hawaiian Electric Smart Home Energy Program Hawaiian Electric residential customers on Oahu, Maui, and Hawaii Island. Heat p… | Hawaiian Electric (HECO) | $1,000 | $750 | Rebate |
Amounts are per-project maximums unless noted. HEEHRA and state programs may stack where both are active. Program data last verified: 2026-03-25.
Incentive data verified March 2026. Programs change frequently — amounts, eligibility, and availability can change without notice. Confirm current eligibility with your state energy office before purchasing any equipment.
Hawaii climate & heat pump sizing
Hawaii falls in IECC 2021 Zone 1A — Hot-Humid. Cooling is the dominant load. A standard ASHP provides year-round comfort without cold-climate specifications.
Typical installed cost in Hawaii: $8,000–$22,000 for a whole-home air-source system (2026). Ductwork, electrical, and panel upgrades add cost.
Before any installation, an NEC 220.82 panel capacity check confirms whether your existing electrical service has headroom — potentially saving $5,000–$10,000 in unnecessary upgrades.
Hawaii quick facts
Frequently asked questions — Hawaii
What heat pump rebates are available in Hawaii in 2026?
In Hawaii in 2026, the main incentives are state and utility programs. HEEHRA federal rebates have not yet launched in Hawaii. Active state/utility programs include: Hawaiian Electric Smart Home Energy Program (Hawaiian Electric (HECO)). Note: the IRA 25C tax credit expired December 31, 2025 and is not available for 2026 installations.
Do I need a panel upgrade for a heat pump in Hawaii?
Not necessarily. Most 200A panels in Hawaii have headroom for a heat pump under the NEC 220.82 Optional Method, which accounts for load diversity rather than simultaneous peak demand. A 100A panel is more likely to require an upgrade — especially if you also plan to add an EV charger or electric range. Our free 3-minute audit calculates your exact available capacity using the same method your electrician would use.
How much does a heat pump cost in Hawaii?
In Hawaii, a whole-home air-source heat pump typically costs $8,000–$22,000 installed (2026 estimates). That range includes equipment and labor; ductwork modifications, electrical work, or panel upgrades add cost. IECC Zone 1A means a standard ASHP handles the heating season without cold-climate specifications, keeping installed cost lower. Combined rebates can offset a portion of the total — verify program availability before purchasing.
Is the IRA 25C tax credit still available in Hawaii?
No. The IRA Section 25C non-refundable tax credit expired December 31, 2025. It is not available for heat pump systems installed in 2026. If your system was installed before December 31, 2025, you can still claim it on your 2025 federal tax return (IRS Form 5695). For 2026 installations, the remaining federal incentive is HEEHRA (where your state has an active, funded program). Geothermal heat pumps may still qualify for the Section 25D credit (30%, no cap, through 2032).
What climate zone is Hawaii in, and how does it affect heat pump selection?
Hawaii is classified as IECC 2021 Zone 1A — Hot-Humid. This is a hot climate — cooling is the dominant load. Heat pumps replace both your air conditioner and furnace in a single efficient system. Cold-climate specifications are not required.
Related Resources
Ready to claim your Hawaii rebates?
Every rebate program requires a qualifying installation. Before you schedule a contractor, confirm your electrical panel has capacity for a heat pump — free, in 3 minutes.
Up to $1,500 in confirmed Hawaii rebates from state and utility programs.
Incentive data verified March 2026. Programs change frequently. Confirm eligibility with your state energy office before purchasing. ESTIMATE ONLY. Final installation results and rebate eligibility must be verified with a licensed contractor and program administrator.