Unitil MA Solar Policy & Net Metering Guide (2026)

Complete solar policy guide for Unitil MA customers in Massachusetts. Review net metering rates, export compensation, interconnection fees, and available solar programs.

Last updated: Reviewed by: Sarah Chen
retail Net Metering Type
$0.1/kWh Export Compensation
$100 Interconnection Fee
40,000 Customers Served
N/A Peak Rate (TOU)
N/A Off-Peak Rate (TOU)

⚠ Unitil MA has reached its net metering cap. New applicants may receive reduced export compensation. Act quickly to lock in the best available rates.

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Solar Policy Details for Unitil MA

PolicyDetails
Net Meteringretail
Export Compensation$0.1/kWh
Interconnection Fee$100
Time-of-Use RatesNot available
Net Metering CapReached — limited availability
Renewable ProgramAvailable
Battery IncentiveNot available
EV Rate ProgramNot available

Maximizing Solar Savings with Unitil MA

Export Compensation

When your solar system produces more electricity than you use, the excess is exported to the grid. Unitil MA compensates you at $0.1/kWh for exported energy under their retail policy.

State Incentives in Massachusetts

In addition to Unitil MA's policies, Massachusetts homeowners can access:

  • Federal ITC: 30% tax credit on solar installation
  • State Tax Credit: 15% additional state credit
  • SRECs: $250/MWh tradeable credits
  • Property Tax Exemption: Solar increases home value without raising property taxes
  • Sales Tax Exemption: No sales tax on solar equipment
See All Massachusetts Incentives
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Frequently Asked Questions

Unitil MA offers net metering with a "retail" rate structure. Export compensation is approximately $0.1/kWh. Note: the net metering cap has been reached, which may affect new applicants.
The interconnection fee for Unitil MA is approximately $100. This is a one-time fee to connect your solar system to the grid.
Unitil MA does not currently offer time-of-use rates.
Unitil MA does not currently offer specific battery incentives, but you may still benefit from battery storage with time-of-use rate optimization.
Unitil MA serves approximately 40,000 customers in Massachusetts.

SolarSavingsAI Research Team

Solar Energy Analysts

Our team analyzes solar incentive data from federal (DOE, IRS), state (DSIRE), and utility sources to provide accurate savings estimates. Data is reviewed quarterly and cross-referenced with NREL benchmarks.

Sources: DOE, IRS, DSIRE, NREL, EIA Updated: 2026 Full Methodology Editorial Standards

Cities Served by Unitil MA

Boston, MA 4 sun hrs/day Worcester, MA 4 sun hrs/day Springfield MA, MA 3.9 sun hrs/day Cambridge, MA 4 sun hrs/day Lowell, MA 4 sun hrs/day Brockton, MA 4 sun hrs/day Quincy, MA 4 sun hrs/day Lynn, MA 4 sun hrs/day

Other Utilities in Massachusetts

National Grid MA Net metering: retail Eversource MA Net metering: retail Holyoke Gas & Electric Net metering: retail Braintree Electric Light Department Net metering: retail Berkshire Hills Electric Cooperative Net metering: retail

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