Screened Porch Building Codes: Virginia & Maryland
Important Screened-In Porch Building Codes for NOVA Homeowners
Yes, screened porches require permits in both Montgomery County, MD and Fairfax County, VA—and building codes differ between them. Both jurisdictions enforce the International Residential Code (IRC) with specific local amendments covering setbacks, roof load requirements, and foundation depth. Knowing your county's exact requirements before construction ensures inspection approval and keeps your project compliant.

