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County of Twin Falls (ID)

Idaho Authority Having Jurisdiction Solar permitting requirements

NEC Code Version2023

Fire Setback Enforced0

Codes

NEC Code Version: 2023

Code List: 2018 INTERNATIONAL BUILDING CODE 2018 INTERNATIONAL RESIDENTIAL CODE 2018 INTERNATIONAL FIRE CODE 2018 INTERNATIONAL ENERGY CONSERVATION CODE 2018 INTERNATIONAL EXISTING BUILDING CODE 2018 INTERNATIONAL FUEL GAS CODE 2018 INTERNATIONAL MECHANICAL CODE 2018 INTERNATIONAL PLUMBING CODE 2023 NATIONAL ELECTRICAL CODE

IEBC Accepted: 1

ASCE Code Specification: ASCE 7-16

SolarAPP+ & submittal

Revision Required: 0

New Planset Required For Module Swap: 0

Stamps

Ee Stamp Required On SLD: No

Structural Calculations Required: No

Fire setbacks

Fire Setback Enforced: 0

Setback Notes: Standard

Structural & loads

Wind Speed: 115

Wind Notes: Exposure Category C

Snow Load: 15

Reducible Snow Load Allowed: 1

Max Attachment Spacing: 96

Minimum Ground On Roof: #10

Electrical

Electrical Load Calcs Required: Derates

Allowed POI: Line Side Taps,Meter Adapter,Load Side Taps,PV Breaker

Panel Schedule Required: Partial Home Backup

Temperature Rating: 90

De Rating Ampacity: 0.91

Battery / ESS

Unique Battery Placards Needed: 0

ESS Notes: Standard

Separate ESS Disconnect Required: ESS Disconnect

ESS Elevation Detail Required: No

Ground mount

Ground Mount Fencing Required: No

Compiled from public records, 2026. Requirements change with code cycles and local amendments. Verify with the County of Twin Falls (ID) building department before you rely on this, and treat it as a research head start, not a ruling. Getting quotes? Run them through the quote checker first.