McCormick CPW

South Carolina Utility Interconnection & net metering rules

Spot something wrong?

Tariffs and interconnection rules move often. If something here is out of date or missing, tell us and we'll fix it.

Report a correction
Net Metering AllowedNo
Line Taps AllowedNo
Load Taps AllowedNo

Net metering & export

Net Metering Allowed
No
TOU Utility
No
Post Solar Billing Method
Net Metering
Rebates Offered
No

Interconnection & taps

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

System size & offset

System Size Battery Included
No
System Size Includes Existing Systems
No
Offset Value
0
Offset Calculation Period
0
Industry Standard Watts Sqft
2

Metering & disconnect

Production Meter Required
No
Production Meter Position
N/A
Production Meter Labeling
N/A
Allowed Meter Adapter
None

Plans & docs

SLD Reqs

Please refer to Sample Diagram

Website
link
Phone
(864) 852-2224
Compiled from public records, 2026. Tariffs and interconnection rules change; verify with McCormick CPW 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.