Sorry, you need to enable JavaScript to visit this website.


DC Office of Zoning

DC Agency Top Menu

-A +A
Bookmark and Share

About the Zoning Commission

The Zoning Commission (ZC) is an independent, quasi-judicial body. Created by the Zoning Act of 1920, as amended, the ZC is charged with preparing, adopting, and subsequently amending the Zoning Regulations and Zoning Map in a means not inconsistent with the Comprehensive Plan for the National Capital area. Three members of the ZC are residents of the District of Columbia appointed by the Mayor and confirmed by the Council. The fourth member of the ZC is the Architect of the Capitol (or his/her representative). The fifth ZC member is the Director of the National Park Service (or his/her representative).

Learn More

For more information on ZC-related items, please see the links below:

The ZC members are as follows:

Public Hearings and Meetings are held primarily on Monday and Thursday evenings at 4:30 p.m, virtually. For more information on virtual hearings and meetings, click here. For more information on any specific meeting, hearing, or Zoning Commission case, please visit the Zoning Commission Calendar.

Please note that Public Hearing Notices for all cases before the ZC are published in the District of Columbia Register.

Current ZC Members:

Chairman Anthony HoodAnthony J. Hood
(Term Expiration: February 3, 2026)

Anthony J. Hood has served on the District of Columbia Zoning Commission since 1998. He first served as Chairman of the Zoning Commission in 2000 and has currently served as Chairman since 2007. He is the Chief of the Printing and Mail Management Section, Facilities Operations Branch, of the U.S. Environmental Protection Agency in Washington, DC. Mr. Hood is the Former President of the Woodridge Civic Association and the Woodridge Civic Fund. After 20 years of service he was voted emeritus. He serves on the Board of Directors of the Bryant Park Homeowners Association and is a Member of the 5th District's Citizens Advisory Council and the Bryant/Channing Streets Orange Hat Patrol. Mr. Hood is both a life-long member and Deacon of the Greater First Baptist Church of Washington, DC and resident of Ward 5. He has a Bachelor of Science in Printing Management from the University of the District of Columbia and was educated in the District's Public Education System.



Robert MillerRobert Miller
Vice Chairman
(Term Expiration: February 3, 2025)

Robert Miller has served on the Zoning Commission since October 2012. Mr. Miller previously served as the Deputy Director of the Mayor's Office of Policy and Legislative Affairs, and prior to that he spent over 25 years as the legislative counsel to the DC Council Chairman. During his tenure at the Council, Mr. Miller was the staff person primarily responsible for oversight of land use matters, including public hearings and Council adoption of five major legislative measures amending the Comprehensive Plan, with which the District's Charter requires zoning to be "not inconsistent." Mr. Miller also served on the National Capital Planning Commission from 1985-2014; as the DC Council Chairman's alternate representative from 1985-2010, as a Mayoral appointee during 2011-2014, and as the Commission's elected vice-chair from 2007-2014. A longstanding member of the DC Bar, Mr. Miller has a B.A. from Hamilton College and a J.D. from George Washington University. He is a third generation native Washingtonian.


Peter ShapiroVacant
District Resident






Joseph S. Imamura, Ph.D., FAICP, AIA, ASLAJoseph S. Imamura, Ph.D., FAICP, AIA, ASLA 
Architect of the Capitol Designee 

Joseph S. Imamura, Ph.D., FAICP, AIA, ASLA, joined the Zoning Commission in November 2021 as the Architect of the Capitol (AOC) designee. AOC is responsible for the continuous operation, maintenance, and preservation of the U.S. Capitol and other historic buildings throughout the Capitol complex that contribute to 18.4 million square feet of federal facilities across 570 acres of grounds and historic landscapes. As the Special Delegate of the Architect of the Capitol, Dr. Imamura represents the agency on various planning boards, commissions, and interagency councils. Dr. Imamura is both a registered architect and landscape architect, as well as a certified urban planner and trained engineer. In addition, he is a LEED Accredited Professional, Certified Construction Manager, and a Project Management Professional as recognized by the Project Management Institute. He is also a member of the America Institute of Architects, American Society of Landscape Architects, and Fellow of the American Institute of Certified Planners, among other industry and academic organizations. He earned a Bachelor of Science in Environmental Design from Texas Tech University and pursued graduate degrees in architecture, landscape architecture, urban planning, and engineering followed by a doctorate in land use planning, management, and design.


Tammy StidhamTammy Stidham
National Park Service Designee 

Tammy Stidham joined the Zoning Commission in September 2023 as the National Park Service (NPS) designee.