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

County of Carroll (MD)

Maryland 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

2023 NATIONAL FIRE PROTECTION ASSOCIATION (NFPA), FIRE PREVENTION CODE

2023 INTERNATIONAL MECHANICAL CODE

2023 INTERNATIONAL ENERGY CONSERVATION CODE

2023 INTERNATIONAL RESIDENTIAL CODE, ONE & TWO FAMILY DWELLING CODE

2023 INTERNATIONAL PLUMBING CODE

2023 INTERNATIONAL EXISTING BUILDING CODE

2023 INTERNATIONAL FUEL GAS CODE

2023 NATIONAL ELECTRIC CODE

ASCE Code Specification
ASCE 7-16

SolarAPP+ & submittal

SolarAPP+ Status
Targeted
Any SolarAPP+ Restrictions
1
SolarAPP+ Restrictions
MPU,Derate
How Many Plansets Required
2
Revision Required
0
Rough Inspection
None
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

Standard

Structural & loads

Wind Speed
115
Wind Notes

Exposure Category B

Snow Load
40
Reducible Snow Load Allowed
1
Max Attachment Spacing
96
Structural Notes

Standard

Minimum Ground On Roof
#8

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
0.91
BOS Restrictions

If there is to be a fused disco inside, use a flush-mounted breaker housing instead of a surface-mounted knife-blade switch. Former is aesthetically pleasing. Latter is not. If a lineside tap this AHJ requires a fused disconnect inside the home and a non fused outside with the system

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

If there is to be a fused disco inside, use a flush-mounted load center with breaker instead of a surface-mounted knife-blade switch. Former is aesthetically pleasing. Latter is not. Please review for a frayed service cable if so we will need to get it replaced before install to pass county inspection If a lineside tap this AHJ requires a fused disconnect inside the home and a non fused outside with the system.

Roof Plan

Show the mounting bracket locations on the roof layout

Custom Placards Required
0

Ground mount

Ground Mount Fencing Required
Mesh/Scrim
Compiled from public records, 2026. Requirements change with code cycles and local amendments. Verify with the County of Carroll (MD) 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.