Utility record · last checked 2026-08-21

National Grid (Massachusetts)

Central/western MA + Boston area

Residential rate (est.)

$0.31/kWh

Blended estimate; verify current tariff (seasonal pricing applies).

Export policy

retail nem

Retail net metering subject to caps; SMART production incentive applies to eligible systems.

Source

National Grid MA tariffs; MA DOER

Market estimate — verify against your bill and current tariff.

Export policy detail

Retail net metering subject to caps; SMART production incentive applies to eligible systems.

SMART adds a 10-year production incentive — confirm current block.
ConnectedSolutions battery dispatch payments available.

Solar cost in Massachusetts Model my savings

This record is a market estimate, not an official tariff. Confirm current rates, TOU windows and export compensation with the utility before relying on any calculation.