Rutherford EMC

North Carolina 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 If something here is out of date or missing, tell us and we'll fix it.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 AllowedNo
NEM TypeMonthly
Line Taps AllowedNo
Load Taps AllowedNo
AC Disconnect RequiredYes

Net metering & export

Net Metering Allowed
No
NEM Type
Monthly
Post Solar Billing Method
Export Rate
Solar Export Type
Avoided Cost
Solar Export Rate Approx
0.0474
Net Excess Generation Notes

System limit is the smaller of 20kW or max demand.

Single meter with two registers, one from utility to home other from home to utility.

Excess energy is paid at avoided cost.

Rebates Offered
No
Deregulated
No

Interconnection & taps

Approval Req To Install
Yes
Line Taps Allowed
No
Load Taps Allowed
No
Automatic Transformer Upgrade Size
0
Meter Aggregation Allowed
Yes

System size & offset

System Size Restrictions
20
System Size Restriction Type
AC kW
System Size Battery Included
No
System Size Includes Existing Systems
No
Offset Type
Combination
Offset Value
100
Offset Calculation Basis
Historical
Offset Calculation Period
12
Industry Standard Watts Sqft
2
System Offset Notes

Maximum system size is 20 kW or maximum demand of the residence, whichever is less.

Metering & disconnect

Production Meter Required
No
AC Disconnect Required
Yes
AC Disconnect Labeling
Visible Lockable Labeled Disconnect
Allowed Meter Adapter
None

Plans & docs

SLD Reqs

BOS must be within 10' of UM


Member shall install a manual load-break disconnect switch with a clear visible indication of switch position between Cooperative’s electric system and Member’s Generator.

Rutherford EMC requires a lockable disconnect between all sources (batteries included) and the panel.

Per Branch Manager: They want an all-encompassing generation disconnect & it must be #1 wire to and from the generation disconnect.

Install Reqs


Placards

Member shall install a manual load-break disconnect switch with a clear visible indication of switch position between Cooperative’s electric system and Member’s Generator.

Member shall also place a warning label on the Isolation Device. Cooperative will provide the warning labels to Member. The warning labels must be in place before the Generator can be interconnected with Cooperative’s system.

Equipment Approvals
California Energy Commission
Website
link
Phone
(828) 245-1621

Other details

Revision Required
Yes
Mod Swap Requires Planset
Yes
Compiled from public records, 2026. Tariffs and interconnection rules change; verify with Rutherford EMC 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.