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City of Centennial (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

2024 CENTENNIAL PROPERTY MAINTENANCE CODE

2023 NATIONAL ELECTRIC CODE

2021 INTERNATIONAL RESIDENTIAL CODE

2021 INTERNATIONAL BUILDING CODE

2021 INTERNATIONAL PLUMBING CODE

2021 INTERNATIONAL MECHANICAL CODE

2021 INTERNATIONAL FUEL GAS CODE

2018 INTERNATIONAL ENERGY CONSERVATION CODE

2021 INTERNATIONAL SWIMMING POOL AND SPA CODE

2021 INTERNATIONAL EXISTING BUILDING CODE

2009 AMERICAN NATIONAL STANDARDS INSTITUTE

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
Rough Electrical
New Planset Required For Module Swap
1

Stamps

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
115
Wind Notes

Exposure Category C

Snow Load
30
Snow Load Notes


Reducible Snow Load Allowed
0
Max Attachment Spacing
96
Structural Notes

* SE digital stamps on corresponding PV pages & PE Letter / Calcs. WS: 115mph. Exposure C. SL: 30lbs. * Please provide site specific engineer letter for roof analysis and state who made the site visit.

Electrical

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

Standard

Battery / ESS

Unique Battery Placards Needed
0
ESS Notes

Standard

Separate ESS Disconnect Required
ESS Disconnect
ESS Elevation Detail Required
No

Plan set

Roof Plan

STANDARD

Electrical Diagram

STANDARD

Custom Placards Required
0

Ground mount

Ground Mount Fencing Required
No
Ground Mount Notes

Soil Class: Clay

-minimum 5 feet setback from the property line to any side/corner of the array is required

Ground Mount Requires Soil Sample
Soil Study
Setback Front Yard
5
Setback Back Yard
5
Setback Side Yard
5
Compiled from public records, 2026. Requirements change with code cycles and local amendments. Verify with the City of Centennial (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.