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Town of Cortland (IL)

Illinois 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

2021 INTERNATIONAL FIRE CODE

2021 INTERNATIONAL RESIDENTIAL 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
3
Revision Required
0
New Planset Required For Module Swap
0

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

Access and Pathways

1) Hip Roof Layouts

  • Provide a 3 ft wide clear access pathway from the eave to the ridge on each roof slope with photovoltaic modules.
  • Pathway must be at a structurally strong location, such as a bearing wall.
  • Exception: If adjoining roof planes provide a 3 ft wide clear pathway, this requirement does not apply.

2) Single Ridge Layouts

  • Provide two 3 ft wide access pathways from the eave to the ridge on each roof slope with photovoltaic modules.

3) Hip and Valley Layouts

  • Maintain at least 1.5 ft of clearance from a hip or valley if modules are placed on both sides.
  • If modules are on one side only, they can be placed directly adjacent to the hip or valley.

Ridge Setback

  • Modules must be located at least 3 ft below the ridge.

Structural & loads

Wind Speed
90
Wind Notes

Exposure Category B

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

Standard

Minimum Ground On Roof
#10

Electrical

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

Plan Set Requirements

No ground mounts allowed per AHJ

Cover Page Notes

All Jobs [The building permit shall be kept on the site of the work until completion of the project and posted in such a position as to be visible from the street or road fronting the property // All connectors shall use a bonding bushing // All conduits shall be strapped within 3โ€™ of any box, cabinet, or other tubing terminations // Working clearance per the 2023 NEC shall be maintained at all exterior installations // Expose all existing ground rods. Verify and ensure that at least 2 ground rods are installed at electric service. Do not add additional ground rods within 6โ€™ of existing ground rods // Provide a copy of this plan review to your installation team to ensure compliance with all comments and replies]

Electrical Diagram
  1. The PV array must consist of 4 series strings or fewer per inverter.
  2. The total inverter capacity must have a continuous AC power output of 13,440 watts or less.
  3. The AC interconnection point must be on the load side of the service disconnecting means.
Custom Placards Required
0

Ground mount

Ground Mount Fencing Required
No
Ground Mount Notes

No ground mounts allowed per AHJ

Compiled from public records, 2026. Requirements change with code cycles and local amendments. Verify with the Town of Cortland (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.