Hull Municipal Light Plant

Massachusetts Utility Interconnection & net metering rules

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Tariffs and interconnection rules move often. If something here is out of date or missing, tell us and we'll fix it.

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Net Metering AllowedYes
NEM TypeAnnual
Line Taps AllowedNo
Load Taps AllowedNo
AC Disconnect RequiredYes

Net metering & export

Net Metering Allowed
Yes
NEM Type
Annual
TOU Utility
No
Post Solar Billing Method
Net Metering
Rebates Offered
No
Deregulated
Yes

Interconnection & taps

Approval Req To Install
Yes
Line Taps Allowed
No
Load Taps Allowed
No
Automatic Transformer Upgrade Size
0
Automatic Transformer Upgrade Size Type
kW AC

System size & offset

System Size Restrictions
0
System Size Restriction Type
AC kW
System Size Battery Included
No
System Size Includes Existing Systems
Yes
Offset Type
Percentage
Offset Value
80
Offset Calculation Basis
Historical
Offset Calculation Period
12
Industry Standard Watts Sqft
2
Utility Specific Adjustments

80% of the addresses peak demand based off historic AMI data.

Offset Calc Tool
N/A

Metering & disconnect

Production Meter Required
Yes
Production Meter Position
Inv-PM-Disco-POI
Production Meter Labeling
Production Meter
AC Disconnect Required
Yes
AC Disconnect Labeling
Visible Lockable Labeled Disconnect
Allowed Meter Adapter
None

Plans & docs

Site Plan Reqs


SLD Reqs

PV meter wired top toward inverter, bottom toward disconnect

Electric Service Reqs

The Interconnecting Customer shall furnish and install, if not already in place, the necessary meter socket(s) and wiring in accordance with accepted electrical standards, and HMLP one-line diagram for Interconnecting Facilities.

Meter Num Req SLD 3LD
No
ESID Num Req SLD 3LD
No
Website
link
Phone
(781) 925-0051
Compiled from public records, 2026. Tariffs and interconnection rules change; verify with Hull Municipal Light Plant before you rely on this. The useful move: if an installer says you need a main panel upgrade, ask how these tap and interconnection policies were considered first.