Beartooth Electric Cooperative

Montana 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 If something here is out of date or missing, tell us and we'll fix it.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
Solar Export Type
N/A
Net Excess Generation Notes

If the electricity generated by the Member and flowed back to BEC during a monthly billing period exceeds the electricity supplied by BEC, the Member will be: Credited for the net electricity generated during the billing period, with this net electricity credit appearing on the bill for the following billing period. If unused net electricity credit exists from a previous billing period, it will be carried forward to the next billing period. April 1 is the beginning date of a 12-month billing period for Facilities located in Montana. Any unused net electricity credit accumulated during the previous 12 months will be reimbursed to the Member at BEC's avoided cost for resources ($0.0345 / kWh)

Rebates Offered
No
Deregulated
No
Allows Standby
No

Interconnection & taps

Approval Req To Install
Yes
Line Taps Allowed
No
Load Taps Allowed
No
Meter Aggregation Allowed
No

System size & offset

System Size Restrictions
25
System Size Restriction Type
AC kW
System Size Battery Included
No
System Size Includes Existing Systems
No
Offset Type
No Restrictions
Offset Calculation Basis
Historical
Inverter Oversize Restrictions
No
Offset Calc Tool
Historical Usage

Metering & disconnect

Production Meter Required
No
Production Meter Position
N/A
Production Meter Labeling
N/A
AC Disconnect Required
Yes
AC Disconnect Labeling
Utility Disconnect Switch

Plans & docs

Equipment Approvals
California Energy Commission
Meter Num Req SLD 3LD
No
ESID Num Req SLD 3LD
No
Website
link
Phone
(406) 446-2310

Other details

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