OK - Indian Electric Coop, Inc (IEC)

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 If something here is out of date or missing, tell us and we'll fix it.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

Net metering & export

Net Metering Allowed
Yes
NEM Type
Monthly
Post Solar Billing Method
Net Metering
Net Excess Generation Notes

When the energy supplied by the member exceeds the energy supplied by the Cooperative during a billing period, the monthly charge and/or minimum bill of the retail rate schedule shall be billed by the Cooperative in addition to the monthly metering charge, and the excess energy shall be purchased at the Cooperative’s Power Supplier’s avoided cost as determined by the Cooperative’s Power Supplier.

Rebates Offered
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 Calc Tool
Historical Usage

Metering & disconnect

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

Plans & docs

Install Reqs

There must be a manual disconnect installed within 10ft of IEC’s meter. It can NOT be mounted on any IEC poles. Failure to do so will result in denial of the system until it is corrected.

Rate Schedule Link
link
Website
link
Phone
(918) 295-9500

Other details

Mod Swap Requires Planset
Yes
Compiled from public records, 2026. Tariffs and interconnection rules change; verify with OK - Indian Electric Coop, Inc (IEC) 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.