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City of Joliet (IL)

Illinois Authority Having Jurisdiction Solar permitting requirements
NEC Code Version2014
Fire Code Version2015 Building Code
SolarAPP+ StatusTargeted
Wet Stamps RequiredDigital Structural,Digital Electrical
Fire Setback Enforced1

Codes

NEC Code Version
2014
Fire Code Version
2015 Building Code
Code List

CURRENT ILLINOIS STATE PLUMBING CODE

2015 INTERNATIONAL BUILDING CODE

2015 INTERNATIONAL RESIDENTIAL CODE

2015 INTERNATIONAL FIRE PREVENTION CODE

2015 INTERNATIONAL MECHANICAL CODE

2015 INTERNATIONAL FUEL GAS CODE .

2021 INTERNATIONAL ENERGY CODE

2014 NATIONAL ELECTRIC CODE

2003 CONSOLIDATED STORM WATER MANAGEMENT, SOIL EROSION AND SEDIMENT CONTROL AND FLOODPLAIN MANAGEMENT REGULATIONS

IEBC Accepted
1
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
0

Stamps

Ee Stamp Required On SLD
Yes
Wet Stamps Required
Digital Structural,Digital Electrical
Structural Calculations Required
Yes
Ee Stamp Notes

_PE Instructions:_ SE/EE digital stamps on all PV pages 1-7a & PE Letter / Calcs. Stamps cannot be made in the upper right hand corner for this AHJ. PE Leave a space blank (4.5" by 4.5") on the top-right corner of the Plan pages for the AHJ to stamp

Stamp Location On Plans
Center
Date On Stamps
Expiration Date

Fire setbacks

Fire Setback Enforced
1
Setback Notes

3' From BOTH Rakes and 3 along the Ridge

Structural & loads

Wind Speed
115
Wind Notes

Exposure Category B

Snow Load
30
Reducible Snow Load Allowed
1
Max Attachment Spacing
96
Structural Notes

_**PE Instructions:**_ SE/EE digital stamps on all PV pages 1-7a & PE Letter / Calcs. Stamps cannot be made in the upper right hand corner for this AHJ. PE Leave a space blank (4.5" by 4.5") on the top-right corner of the Plan pages for the AHJ to stamp

Minimum Ground On Roof
#10

Electrical

Electrical Load Calcs Required
Derates
Allowed POI
Load Side Taps,Line Side Taps,PV Breaker
Panel Schedule Required
Partial Home Backup
Temperature Rating
90
De Rating Ampacity
1

Battery / ESS

Unique Battery Placards Needed
0
ESS Notes

Standard

Separate ESS Disconnect Required
ESS Disconnect
ESS Elevation Detail Required
No

Plan set

Cover Page

Leave a space (4.5" by 4.5") on the top-right corner of all pages for the AHJ to stamp

Roof Plan

IMC OR RMC REQUIRED FOR EXTERIOR RACEWAYS. EMT REQUIRED FOR INTERIOR RACEWAYS. FMC ALLOWED UP TO LENGTHS OF 6 FT. INSTALL LOW POINT DRAINS ON EXTERIOR RACEWAYS

Electrical Diagram

DO NOT INSTALL BONDING SCREW IN AC DISCONNECT If EMT is called out on the line diagram, specify it will be internal to the home. External EMT not allowed.

Custom Placards Required
0

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 Joliet (IL) 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.