Section: 11-B312

RULES OF MEASUREMENT FOR LOT OCCUPANCY

Most recent version of the final adopted rule codified in the D.C. Municipal Regulations (DCMR)


Effective Date : 7/10/2026 12:00:00 AM

Authority : § 1 of the Zoning Act of 1938, approved June 20, 1938 (52 Stat. 797), as amended; D.C. Official Code § 6-641.01 (2018 Rep1.), and pursuant to § 6 of the District of Columbia Administrative Procedure Act, approved October 21, 1968 (82 Stat. 1206; D.C. Official Code § 2505(a) (2016 Repl.)).

Source : Final Rulemaking published at 63 DCR 2447, 2650 (March 4, 2016 – Part 2); as amended by Final Rulemaking published at 63 DCR 10932 (August 26, 2016); as amended by Final Rulemaking published at 71 DCR 001527 (February 9, 2024); as amended by Final Rulemaking published at 73 DCR 009999 (July 10, 2026).

Editor's Note :

Rulemaking notices were published in the D.C. Register(DCR) and Adopted Rules were codified into the D.C. Municipal Regulations (DCMR)

  Notice ID Register Category Heading Notice/
Adopted Section 		Register Issue/
Effective Date
R0055981 Adopted Rule RULES OF MEASUREMENT FOR LOT OCCUPANCY View Text Effective:
7/10/2026
N145750 Final Rulemaking Zoning Commission - Notice of Final Rulemaking - Order No. 25-12 - Amending 11-A DCMR Ch. 2, etc. - To Modify and Clarify Various Provisions of Subtitles A-I, U, and Y View Text 7/10/2026
Vol 73/28
N144645 Proposed Rulemaking Zoning Commission - Notice of Proposed Rulemaking: Case No. 25-12 - Amending 11-A DCMR Ch. 2, etc. - Omnibus Text Amendments to Modify and Clarify Various Provisions of Subtitle A, B, C, D, E, F, G, H, I, U, and Y View Text 4/10/2026
Vol 73/15
R0054149 Adopted Rule RULES OF MEASUREMENT FOR LOT OCCUPANCY View Text Effective:
2/9/2024
N133537 Proposed Rulemaking Zoning Commission - Notice of Proposed Rulemaking: Case No. 22-23 (Alan Gambrell, Hugo Roell, AIA, Guillermo Rueda, AIA and Office of Planning - Text Amendment to Clarify the Rules of Measurement of Lot Occupancy) View Text 11/3/2023
Vol 70/44
R0019141 Adopted Rule RULES OF MEASUREMENT FOR LOT OCCUPANCY View Text Effective:
9/6/2016
N0060052 Final Rulemaking Zoning Commission Notice of Final Rulemaking & Order No. 08-06E: Text Amendment – 11-B DCMR (Technical Corrections to Z.C. Order No. 08-06A) View Text 8/26/2016
Vol 63/36
N0059327 Proposed Rulemaking Zoning Commission Notice of Proposed Rulemaking: Case No. 08-06E (Text Amendment – 11 DCMR: Technical Corrections to Z.C. Order 08-06A) - SUBTITLE B View Text 7/1/2016
Vol 63/28
N0057419 Final Rulemaking Zoning Commission Notice of Final Rulemaking & Order No. 08-06A: Text and Map Amendment to Implement the Comprehensive Revisions to the Zoning Regulations – Subtitle B (Definitions, Rules of Measurement, and Use Categories) View Text 3/4/2016
Vol 63/11 - Part 2
N0057481 Final Rulemaking Z.C. Notice of Final Rulemaking & Order No. 08-06A: Case Nos. 08-06A, 08-06B, and 08-06C (Text and Map Amendment to Implement the Comprehensive Revisions to the Zoning Regulations - Subtitle B) View Text 3/4/2016
Vol 63/11 - Part 2
N0053464 Proposed Rulemaking Zoning Commission - Notice of Proposed Rulemaking: Z.C. Case No. 08-06A & 08-06B (Text Amendment – 11 DCMR: Title 11, Zoning Regulations – Comprehensive Text Revisions) - Subtitle B View Text 5/29/2015
Vol 62/23 - Part 2
N0053481 Proposed Rulemaking Zoning Commission Notice of Proposed Rulemaking: Case No. 08-06A (Title 11, Zoning Regulations – Subtitle B: Definitions, Rules of Measurement, and Use Categories) View Text 5/29/2015
Vol 62/23 - Part 2
Other rules using the same rule number