City of Clayton (MO)

Missouri Authority Having Jurisdiction Solar permitting requirements

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NEC Code Version2014
Fire Code Version2018 Building Code
SolarAPP+ StatusTargeted
Wet Stamps RequiredDigital Structural
Fire Setback EnforcedYes

Codes

NEC Code Version
2014
Fire Code Version
2018 Building Code
Code List

2021 INTERNATIONAL BUILDING CODE

2021 INTERNATIONAL RESIDENTIAL CODE

2021 INTERNATIONAL FIRE CODE

2021 INTERNATIONAL ENERGY CONSERVATION CODE

2021 INTERNATIONAL EXISTING BUILDING CODE

2021 INTERNATIONAL FUEL GAS CODE

2021 INTERNATIONAL MECHANICAL CODE

2021 INTERNATIONAL PLUMBING CODE

2014 NATIONAL ELECTRICAL CODE

IEBC Accepted
Yes
ASCE Code Specification
ASCE 7-16

SolarAPP+ & submittal

SolarAPP+ Status
Targeted
Any SolarAPP+ Restrictions
Yes
SolarAPP+ Restrictions
MPU,Derate
Revision Required
No
New Planset Required For Module Swap
No

Stamps

Ee Stamp Required On SLD
No
Wet Stamps Required
Digital Structural
Structural Calculations Required
No
Stamp Location On Plans
Unspecified
Date On Stamps
Date Plans are Stamped

Fire setbacks

Fire Setback Enforced
Yes

Structural & loads

Wind Speed
115
Snow Load
20
Reducible Snow Load Allowed
Yes
Max Attachment Spacing
96
Minimum Ground On Roof
#10

Electrical

Electrical Load Calcs Required
Derates
Allowed POI
Meter Adapter,Line Side Taps,PV Breaker,Load Side Taps
Panel Schedule Required
Partial Home Backup
Temperature Rating
90
De Rating Ampacity
0.91

Battery / ESS

Unique Battery Placards Needed
No
Separate ESS Disconnect Required
No
ESS Elevation Detail Required
No

Plan set

Roof Plan

Solar energy collectors installed on a flat roof must be screened by the use of a parapet or other architectural feature to screen the view from the street or from ground level on adjoining properties

Ground mount

Ground Mount Fencing Required
No
Setback Front Yard
10
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 Clayton (MO) 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.