Home › Utilities › New Hampshire › Liberty (New Hampshire Electric)
Investor-owned utilityLiberty (New Hampshire Electric) interconnection application
Liberty (New Hampshire Electric) is an investor-owned utility serving 39,815 residential customers in New Hampshire (EIA-861, 2025). Applications: PDF + email (Application package by email). Gridpol files Liberty (New Hampshire Electric) interconnection applications for licensed installers – solar, storage and EV chargers – with single-line diagram and site plan, unlimited for $500 a month.
Get started Look up another ZIP
Process verified from Liberty (New Hampshire Electric)’s official sources (see below). Detailed document list (one-line, spec sheets) not stated on page - check application form. NH DOE adopted new interconnection rules En 1000 (RUL 2024-007, listed as adopted 7/17/26) replacing Puc 900 for DER <5 MW; text not accessible (energy.nh.gov 403) - verify current tiers/timelines.
Liberty (New Hampshire Electric) at a glance
Liberty Utilities (Granite State Electri (Algonquin Power & Utilities)
TypeInvestor-owned utility
EIA utility ID26510
Residential customers39,815 (EIA-861, 2025)
Net-metered residential customers1,814 (EIA-861, 2025)
Service territory5 counties in New Hampshire
How to applyPDF + email – Application package by email · official link
Who submitsCustomer/installer emails completed package to NHNetmetering@libertyutilities.com (or mail to Liberty, Attn Solar and Renewables, 9 Lowell Rd, Salem NH 03079).
Export compensationNet billing – NH Net Metering (NHPUC No. 23 tariff)
Monetary credits for default service customers only
Tariff: Liberty responds within 30 days (request more info or site-specific requirements); net meter typically ~10 days after completion documents. NH DOE adopted new interconnection rules En 1000 (RUL 2024-007, listed as adopted 7/17/26) replacing Puc 900 for DER <5 MW; text not accessible (energy.nh.gov 403) - verify current tiers/timelines.
Documents Liberty (New Hampshire Electric) asks for
- Interconnection application formLiberty interconnection/net metering application (LUSIA2018.pdf) Gridpol prepares this.
- Final inspection sign-offCompletion documents before net meter installation
How the Liberty (New Hampshire Electric) process runs
- Email completed application package BEFORE purchasing equipment.
- Liberty reviews under its Interconnection Standards for DG and returns signed approval.
- Pay application fee; purchase and install equipment; notify Liberty before installation.
- Submit completion documents.
- Liberty installs bidirectional net meter (~10 days).
- Receive Authority to Interconnect letter; keep system off until then.
Fees
| Fee | Applies to | Note |
|---|---|---|
| $200 | <=25 kW | since 1/1/2025 |
| $500 | >25-100 kW | |
| $1,000 | >100 kW |
Utility fees are paid by the installer or customer; they are not part of the Gridpol plan.
Size levels and limits
| Level | Up to | Note |
|---|---|---|
| Standard program | 100 kW | >100 kW special process |
Storage, EV and stamps
Battery storage
Separate Battery Storage page exists; not reviewed.
Sources
- Liberty NH - Solar and Renewables / Net Metering: https://new-hampshire.libertyutilities.com/lyme/residential/my-account/my-bill/rates-tariffs/net-metering.html (retrieved 2026-11-13)
$500 / month
Unlimited interconnection applications. 12-month agreement, signed online. The agreement starts the day you sign; first invoice right away, then monthly.
- Unlimited interconnection applications
- Single-line diagram and site plan for every application
- Pre-submission check against the utility’s requirements
- Homeowner e-signature link for the authorization
- Filing in your utility portal accounts or by the utility’s method
- Utility questions, corrections and resubmissions
- Follow-up through approval, inspection and PTO
- Customer list, exports, API and webhooks
Applications are typically submitted within 2 business days after complete documents. Utility review times are set by each utility.