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McCone Electric Coop Inc

Montana Utility Interconnection & net metering rules
Net Metering Allowed1
NEM TypeAnnual
Line Taps Allowed0
Load Taps Allowed0
AC Disconnect RequiredYes

Net metering & export

Net Metering Allowed
1
NEM Type
Annual
TOU Utility
0
Post Solar Billing Method
Net Metering
Solar Export Type
N/A
Net Excess Generation Notes

Excess kWh will be banked and will be use next billing period. Any banked kWh credit will be donated to the utility after March 31st 

Rebates Offered
0
Deregulated
0
Allows Standby
0

Interconnection & taps

Approval Req To Install
Yes
Interconnection Level
3
Line Taps Allowed
0
Load Taps Allowed
0
Automatic Transformer Upgrade Size
0
Meter Aggregation Allowed
0

System size & offset

System Size Restrictions
20
System Size Restriction Type
DC kW
System Size Battery Included
0
System Size Includes Existing Systems
0
Offset Value
0
Offset Calculation Period
0
Industry Standard Watts Sqft
2
Inverter Oversize Restrictions
0

Metering & disconnect

Production Meter Required
No
AC Disconnect Required
Yes
AC Disconnect Labeling
Utility Disconnect Switch

Plans & docs

Equipment Approvals
California Energy Commission
Meter Num Req SLD 3LD
0
ESID Num Req SLD 3LD
0
Rate Schedule Link
link
Website
link
Phone
(406) 485-3430

Other details

Restrict Inspection
0
Revision Required
1
Mod Swap Requires Planset
1
Address ID
10234917
Express Planset Eligible
Yes
Compiled from public records, 2026. Tariffs and interconnection rules change; verify with McCone Electric Coop Inc 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.