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City of Fort Collins (CO)

Colorado 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 BUILDING CODE

2021 INTERNATIONAL RESIDENTIAL CODE

2021 INTERNATIONAL ENERGY CONSERVATION CODE 

2021 INTERNATIONAL MECHANICAL CODE

2021 INTERNATIONAL FUEL GAS CODE

2021 INTERNATIONAL PLUMBING CODE

2021 INTERNATIONAL EXISTING BUILDING CODE

2021 INTERNATIONAL PROPERTY MAINTENANCE 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
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


Structural & loads

Wind Speed
140
Wind Notes
  • Front Range Gust Map (ASCE 7-10 compatible published by The Structural Engineer's Association of Colorado (dated 10/18/2013)
  • Or 
  • Risk Category ll (most structures): 140mph (Ultimate) exposure B 
  • Risk Category l: 130mph (Ultimate) exposure B
  • Risk Category lll & lV: 150mph (Ultimate) exposure B
Snow Load
30
Snow Load Notes
  • Ground Snow Load: 35 PSF
  • Roof Snow Load: Final design roof snow load (including loading and drifting) shall not be less than a uniformly distributed live load of 30 psf. 
  • Frost Depth: 30 inches
  • Seismic Design Category: B
Reducible Snow Load Allowed
1
Max Attachment Spacing
96
Structural Notes

Standard

Minimum Ground On Roof
#6

Electrical

Electrical Load Calcs Required
Derates
Allowed POI
Line Side Taps,PV Breaker,Load Side Taps,Meter Adapter
Panel Schedule Required
Partial Home Backup
Temperature Rating
90
De Rating Ampacity
0.96

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

INFORMATIONAL :Per AHJ plan reviewer: The service is a meter main combo with feed through lugs making this a load side feeder tap, a main breaker will need to be installed in the interior main panel to protect the load side feeders per 705.12(B)(1) Fire setbacks enforced

Roof Plan

Roof-mounted panels elevated above the roof plane, the support structure and panels shall be designed by a State of Colorado Professional Engineer showing compliance with anchorage to withstand 100 MPH-Exposure B wind loads.

Electrical Diagram

Centerfed 120%: Not Sure

Custom Placards Required
0

Ground mount

Ground Mount Fencing Required
No
Ground Mount Notes

Soil Class: Clay Ground-mounted panels shall be designed by a State of Colorado Professional Engineer showing compliance with anchorage to withstand 100 MPH-Exposure B wind loads

Ground Mount Requires Soil Sample
Soil Study
Compiled from public records, 2026. Requirements change with code cycles and local amendments. Verify with the City of Fort Collins (CO) 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.