BHE - Black Hills Energy

Colorado Utility Interconnection & net metering rules

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Net Metering AllowedYes
Line Taps AllowedYes
Load Taps AllowedNo
AC Disconnect RequiredYes

Net metering & export

Net Metering Allowed
Yes
Post Solar Billing Method
Net Metering
Rebates Offered
No
Allows Standby
No

Interconnection & taps

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

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
200
Offset Calculation Basis
Historical
Offset Calculation Period
12
Industry Standard Watts Sqft
2
System Offset Notes

120% offset maximum: The proposed PV system shall be sized to supply no more than 120 percent of the customer's average annual electricity consumption (measured in kWh) at that site

Offset Calc Tool
N/A

Metering & disconnect

Production Meter Required
Situational
Production Meter Criteria

Effective 4.01.2025: Systems sized 10 kW AC and Under do NOT require a production meter; however, customers may choose to install a production meter at their own cost.

Projects over 10 kW AC require a production meter

Production Meter Position
Inv-PM-Disco-POI
Production Meter Labeling
Production Meter
AC Disconnect Required
Yes
AC Disconnect Labeling
Visible Lockable Labeled Disconnect
Allowed Meter Adapter
Tesla Backup Switch,ConnectDER

Plans & docs

SLD Reqs

Production Meter Requirements

  • Systems sized at 10 kW AC Under do NOT require a production meter
  • Projects over 10 kW AC require a production meter
  • Both the production meter utility meter socket must be rated at 200A, this must be shown on plans (including the one-line diagram)
  • Only one Production Meter per address, if there is an existing PV meter, new existing production must run through that meter.
  • Production Meter needs to be MILBANK U4801-XL-5T9 - 200A lever bypass meters & #6 AWG wire is required on the line and load side of the PV meter <<<<<<<< READ THIS NOTE!!!


Utility Meter Requirements

  • Both the production meter utility meter socket must be rated at 200A - Label as (E) or (N) "UTILITY METER (200A) (1PH, 3-W, 240V)", this must be shown on plans (including the one-line diagram)
  • existing utility meter is a 100A or 200A. If it is 100A, We need to upgrade it to a (N)200A <<READ THIS NOTE!!!
  • THE UTILITY METER NEEDS TO BE CALLED OUT AS (N)200A or (E)200A. <<READ THIS NOTE!!!



SLD/3LD Requirements

  • 3LD SLD are required
  • ONLY IF PM IS REQUIRED: SE3800H-USRGM inverter will be required to have a 35A PV breaker & #6 AWG wire from PM to POI.
  • If PM is NOT required, SE3800 will use standard wire and breaker size (#10 gauge and 20A breaker)
Install Reqs

The system must be permanently installed or attached to a building, foundation or permanent structure. Portable or mobile systems are not allowed.

Placards

- AC Disco label must read "Customer Generation AC Disconnect"

- Production meter label must read "Customer Generation Production Meter/ Open AC Disconnect Before Removing Meter"

Meter Num Req SLD 3LD
No
ESID Num Req SLD 3LD
No
Electrical Diagram Notes


Website
link
Phone
719.546.6472 Devin
Compiled from public records, 2026. Tariffs and interconnection rules change; verify with BHE - Black Hills Energy 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.