Liberty Utilities (OK)

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 If something here is out of date or missing, tell us and we'll fix it.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

Net metering & export

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

When the energy supplied by the Producer exceeds the energy supplied by the Company during a billing period, the monthly charge and/or minimum bill of the retail rate schedule shall be billed by the Company; any net excess energy for the billing period shall be credited, or paid, in dollars in the next billing period(s) at the Company’s avoided energy cost. 

Rebates Offered
No
Deregulated
No

Interconnection & taps

Approval Req To Install
Yes
Line Taps Allowed
Yes
Load Taps Allowed
Yes
Tap Criteria

The interconnection point either needs to be a line or load side connection on the customers side of the service and in the customers equipment - not Liberty. Does not allow piercing type connectors, Burndy or Polaris are acceptable connectors

Automatic Transformer Upgrade Size
0

System size & offset

System Size Restrictions
0
System Size Restriction Type
No Restrictions
System Size Battery Included
No
System Size Includes Existing Systems
No
Offset Type
Percentage
Offset Value
100
Offset Calculation Basis
Historical
Offset Calculation Period
12
Industry Standard Watts Sqft
2
Offset Calc Tool
Historical Usage

Metering & disconnect

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

Plans & docs

Site Plan Reqs

Standard

SLD Reqs

Standard

Electric Service Reqs

AC Disconnect Required

Placards

Placard Examples uploaded to files

AC Disconnect - Must read " ** CAUTION ** CUSTOMER - GENERATOR PV DISCONNECT "

  • Material shall be etched laminated plastic. Must be black surface and substrate shall be white.
  • Must be 6" x 3"
  • The lettering for CAUTION shall be 1/2" tall
  • All lettering shall be 1/4" tall
  • This placard shall be screwed or bolted externally to the structure as close as can be. Gluing is NOT acceptable
Electrical Stamp Required
No
Equipment Approvals
California Energy Commission
Meter Num Req SLD 3LD
No
ESID Num Req SLD 3LD
No
Website
link

Other details

Revision Required
Yes
Mod Swap Requires Planset
Yes
Compiled from public records, 2026. Tariffs and interconnection rules change; verify with Liberty Utilities (OK) 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.