To request building permits and blueprints or technical drawings, researchers must visit the Department of Buildings, at 1100 4th Street, SW. Information related to requesting documents can be found here. DOB staff will route your request to the DC Archives, if appropriate. DC Archives staff will process your request and contact you to schedule an appointment to review or pick up documents.
Service Contact:
Office of the Secretary
Contact Email:
Contact Phone:
(202) 671-1105
Contact Fax:
(202) 727-6076
Contact TTY:
711
Office Hours:
Monday to Friday 8:15 am to 5 pm