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City of Elgin (IL)

Illinois Authority Having Jurisdiction Solar permitting requirements
NEC Code Version2020
Fire Code Version2018 Building Code
SolarAPP+ StatusTargeted
Wet Stamps RequiredDigital Structural
Fire Setback Enforced1

Codes

NEC Code Version
2020
Fire Code Version
2018 Building Code
Code List

2021 INTERNATIONAL BUILDING CODE WITH CITY OF ELGIN AMENDMENTS

2021 INTERNATIONAL RESIDENTIAL CODE WITH CITY OF ELGIN AMENDMENTS

2020 NATIONAL ELECTRIC CODE WITH CITY OF ELGIN AMENDMENTS

2014 STATE OF ILLINOIS PLUMBING CODE WITH CITY OF ELGIN AMENDMENTS

2021 INTERNATIONAL MECHANICAL CODE WITH CITY OF ELGIN AMENDMENTS

2021 INTERNATIONAL FIRE CODE WITH CITY OF ELGIN AMENDMENTS 2021 NATIONAL FUEL GAS CODE

2021 INTERNATIONAL ENERGY CONSERVATION CODE AS AMENDED BY THE STATE OF ILLINOIS

ASCE Code Specification
ASCE 7-16

SolarAPP+ & submittal

SolarAPP+ Status
Targeted
Any SolarAPP+ Restrictions
1
SolarAPP+ Restrictions
MPU,Derate
How Many Plansets Required
2
Revision Required
1
Rough Inspection
None
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

If the structure has a pitched roof (including main and accessory structures), the array shall be mounted a minimum of 36 below the ridgeline, and per ordinance shall maintain 36 clearance at roof gable ends. A minimum of 36 inches around all rooftop equipment and/or skylights as well as around the perimeter of the building roof. Detached structures with pitched roofs follow the same setback requirements.

Structural & loads

Wind Speed
115
Wind Notes

Exposure Category B

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

Wall-Mounted Units Requirements

  • If units are wall-mounted, provide signed and stamped details from a design professional registered in Illinois (Architect or Structural Engineer).
  • Details must show mounting specifications and certify that the existing structure can support the proposed weight.
Minimum Ground On Roof
#10

Electrical

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

Battery / ESS

Unique Battery Placards Needed
0
ESS Notes

LOAD CALCS REQUIRED

Provide scalable elevations of the battery, including:

  • Mounting heights for each battery
  • Distance between each unit
  • Distance to any doors, windows, or obstructions

Provide dimensions from the edge of the building to the battery

Generic elevations are not accepted - must be scaled drawings, need to show roof as well

Include the installation manual

Approved Job ---> Approved Job Link

Separate ESS Disconnect Required
ESS Disconnect
ESS Elevation Detail Required
Yes

Plan set

Electrical Diagram


Electrical Diagram Notes

CLARIFY BACKUP BATTERY VS NON-BACKUP IN TITLE BLOCK

Battery [ATS IS SERVICE RATED]

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 Elgin (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.