City of Castroville

Texas 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 If something here is out of date or missing, tell us and we'll fix it.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 AllowedYes
NEM TypeMonthly
Line Taps AllowedNo
Load Taps AllowedNo

Net metering & export

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

If Customer’s electric installation produces excess electricity, City shall pay Customer for excess electricity at the City’s “avoided cost”. Customer’s excess electricity shall be carried over month to month as a credit; but, Customer shall be paid a refund when service is either discontinued or at the end of the City’s fiscal year. Credits shall not be carried over into another fiscal year or be transferrable.

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 Restrictions
20
System Size Restriction Type
DC kW
System Size Battery Included
No
System Size Includes Existing Systems
No
Offset Type
No Restrictions
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

Website
link
Compiled from public records, 2026. Tariffs and interconnection rules change; verify with City of Castroville 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.