Adopted edition
IRC 2021
Inherits from MD state floor.
MD · County
Charles County, MD.
Charles is a coastal MD jurisdiction — design wind 120 mph.
Design wind speed
120 mph
ASCE 7 Risk Cat II, 3-second gust at 33 ft. Drives fastener spacing, hold-downs, and opening protection.
Climate zone (IECC)
4A
Drives R-value, fenestration U-factor, and air-leakage envelope rules.
Special zones
- HVHZ
- WBDR
- WUI
- FEMA SFHA possible
Permit office
Charles County — charlescountymd.gov
www.charlescountymd.gov/government/planning-and-growth-management/online-permittingCommon amendments + overlays
What's specific to this county.
- §01 Coastal flood-zone overlays (FEMA AE/VE).
Working in Charles County?
Pull an address-level code packet for any property in Charles County. SkyCanvass resolves the parcel, looks up the adopted edition + the Charles County-specific amendments listed above, and emits a cited packet ready for permit submittal.
See the Maryland state overview for the broader context, or browse the state directory.
Pull a Charles County code packet.
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