District Regulations
The District’s Historic Preservation Regulations give more information about the general use and applicability of design standards and guidelines. For some of the most frequent types of work on historic buildings, specific design standards are included in the DC historic preservation regulations.
- Design and Construction Standards and Guidelines
- Standards for Window Repair and Replacement
- Standards for Signs, Awnings, Canopies and Marquees
National Standards and Guidelines
The National Park Service (NPS) maintains nationwide preservation standards and guidelines issued by the Secretary of the Interior. These materials serve as an informative guide to good preservation practice.