Before beginning residential or commercial construction in Loudoun County, you must obtain permits from the appropriate county agencies and, if applicable, the appropriate agencies of the incorporated towns. Most of the permits listed here are issued through the Loudoun County Department of Building and Development. This webpage provides basic information about what types of permits are needed and what agencies are involved.
Effective January 19, 2016, the county shall only accept Affidavit of Owner forms that have been notarized.
Permits for Residential Construction
Permits for Commercial Construction
Building, electrical, fire suppression, gas, plumbing and mechanical work each requires separate applications and permits. These permits will not be issued from the application and architectural plans submitted for a Building Permit. Contractors must have a valid Virginia State Contractors License and Loudoun County Business License.