Solar Sanity Checksolar, decoded Independent. Nothing you type leaves your browser.

City of St. Louis (MO)

Missouri Authority Having Jurisdiction Solar permitting requirements
NEC Code Version2017
Fire Code Version2018 Building Code
SolarAPP+ StatusTargeted
Wet Stamps RequiredWet Structural
Fire Setback Enforced1

Codes

NEC Code Version
2017
Fire Code Version
2018 Building Code
Code List

2018 INTERNATIONAL BUILDING CODE

2018 INTERNATIONAL RESIDENTIAL CODE

2018 INTERNATIONAL FIRE CODE

2018 INTERNATIONAL ENERGY CONSERVATION CODE

2018 INTERNATIONAL EXISTING BUILDING CODE

2018 INTERNATIONAL FUEL GAS CODE

2018 INTERNATIONAL MECHANICAL CODE

2018 INTERNATIONAL PLUMBING CODE

2017 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
4
Revision Required
0
New Planset Required For Module Swap
0

Stamps

Ee Stamp Required On SLD
No
Wet Stamps Required
Wet Structural
Structural Calculations Required
Yes
Stamp Location On Plans
Top Right
Date On Stamps
Expiration Date

Fire setbacks

Fire Setback Enforced
1

Structural & loads

Wind Speed
115
Snow Load
20
Reducible Snow Load Allowed
1
Structural Notes

AHJ also needs Engineers License #, Phone number and name, SOW price, Customer's phone number for approval. Plans need to also have structural wet seals and real handwritten signature of the Engineer on the first page of the plans for approval.

Minimum Ground On Roof
#10

Electrical

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

Battery / ESS

Unique Battery Placards Needed
0
ESS Elevation Detail Required
No

Plan set

Custom Placards Required
0
Compiled from public records, 2026. Requirements change with code cycles and local amendments. Verify with the City of St. Louis (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.