Plug-in solar
Legal from Jan 1, 2027 Not yet, but soon. New Hampshire signed SB 540-FN (Chapter 262) on July 2, 2026; it takes effect Jan 1, 2027. The full rules for New Hampshire.
A typical 800 W kit on a south-facing balcony railing would make about 725 kWh a year here, worth roughly $170 at New Hampshire’s current price if you use 85% of it at home.
What everyday things cost in New Hampshire
| Space heater on high, one hour | $0.41 | Heater cost calculator |
|---|---|---|
| Charging an EV at home, per 100 miles | $8.94 | EV charging calculator |
| 100 W of always-on load, per year | $242 | Standby calculator |
| Swapping 15 old bulbs for LEDs, per year | $232 | LED calculator |
Home energy rebates
New Hampshire wasn’t listed as taking applications for the federal Home Energy Rebate programs (HOMES or HEAR) in an Oct 12, 2026 review of state program pages. Programs open and close as money runs out, so check your state energy office. The federal tax credits for efficiency upgrades and home solar ended after 2025. What’s left in 2026.
Gas lawn equipment
We don’t list any local gas leaf blower bans in New Hampshire yet. All local bans.
Clotheslines
New Hampshire has no right-to-dry law, so HOA rules on clotheslines generally stand. Right-to-dry laws.