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City of Boise (ID)

Idaho Authority Having Jurisdiction Solar permitting requirements
NEC Code Version2023
Fire Code Version2018 Building Code
SolarAPP+ StatusTargeted
Wet Stamps RequiredDigital Structural
Fire Setback Enforced1

Codes

NEC Code Version
2023
Fire Code Version
2018 Building Code
Code List

2018 INTERNATIONAL BUILDING CODE

2018 INTERNATIONAL FIRE CODE

2023 NATIONAL ELECTRICAL CODE

ASCE Code Specification
ASCE 7-16

SolarAPP+ & submittal

SolarAPP+ Status
Targeted
Any SolarAPP+ Restrictions
1
SolarAPP+ Restrictions
MPU,Derate
How Many Plansets Required
1
Revision Required
1
New Planset Required For Module Swap
1

Stamps

Ee Stamp Required On SLD
No
Wet Stamps Required
Digital Structural
Structural Calculations Required
Yes
Stamp Location On Plans
Unspecified
Date On Stamps
Expiration Date

Fire setbacks

Fire Setback Enforced
1
Setback Notes

Standard

Structural & loads

Wind Speed
105
Wind Notes

Exposure Category C

Snow Load
25
Snow Load Notes


Reducible Snow Load Allowed
0
Max Attachment Spacing
96

Electrical

Electrical Load Calcs Required
Derates
Allowed POI
Line Side Taps,Load Side Taps,PV Breaker,Meter Adapter
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

Plan set

Plan Set Requirements

Standard

  • If applicable, make sure the updated 2025 Stamped Ecofasten letter is on the last page of the planset. example is uploaded to files section.
Roof Plan

* Plans drawn to scale (¼ inch = 1 foot typical).

Attachment Detail

## Spec Sheets: Manufacturer specifications (1 copy for paper submittal) for photovoltaic panels, inverters, racking, AC disconnect. Specifications need to show equipment as labeled in accordance with the appropriate UL listing (i.e. UL 1703 for pane, UL 1741 for inverters, etc.) ## ICC-ES Evaluation Services Report: ICC-ES Evaluation Services Report (1 copy for paper submittal). For all mounting brackets used to attach the panels to the roof structure ## Provide a Certificate of Appropriateness Provide a Certificate of Appropriateness (1 copy for paper submittal) from Planning for all installations in a Historic District.

Electrical Diagram

## Electrical Diagram: One-line electrical diagram (1 copy for paper submittal) depicting location of equipment, voltage and current ratings, wire size, disconnect rating, overcurrent protection ratings. ## MPU: Provide spec sheets for the new electrical panel that will be installed, please make sure URL or other Osha recognized NRTL testing agency is listed on the spec sheet.


If SST/LST show subpanel (if LST) and show ampacity of wires where the tap is taking place.

Custom Placards Required
0
Non Standard Planset Requirements
Single Line Diagram
Non Standard Revision Requirements

Remove any previous red clouding before sending for stamps. Only the most recent changes to the plans should have clouding.

Ground mount

Ground Mount Fencing Required
Mesh/Scrim
Compiled from public records, 2026. Requirements change with code cycles and local amendments. Verify with the City of Boise (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.