Permit Record

Alteration Commercial

41 R St NW, Washington, DC 20001

ClassificationAlteration
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Not in source
Owner
Nicole F Cosby
Architect
Not in source
Engineer
Not in source
Contractor license
Not in source
Building & lot · PLUTO
Building class
Not in source
Zoning district
Not in source
Lot area
Not in source
Year built
Not in source
Units (total)
Not in source
Units (residential)
Not in source
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3102-0817
Climate zone (IECC)
4A
Roof area (est.)
Not derivable — no building-size signal for this permit
HVAC tonnage (est.)
Not derivable — no building-size signal for this permit
Building type
Not in source
Building subtype
EXCAVATION ONLY
Geocode & dates
Coordinates
38.9128, -77.0105
Geocode confidence
95%
Geocode source
Not in source
Issued
May 12, 2010
Applied
Not in source
Work class
Residential
Description
Source description

Excavation of back yard to bring it down to alley / street level.

Status
Current status
expired
Source status
EXPIRED
Provenance
First seen (no changes since)
May 18, 2026 · 23:59 UTC
Data-quality checks0 of 12 flagged

0 of 12 data-quality rules flagged anything on this permit.

Checks not flagged

  • Geocode out of bounds
  • Geocode is sentinel
  • Issued date in the future
  • Issued date parse bug
  • Issued date is placeholder
  • Commercial units is placeholder
  • Residential units out of bounds
  • Residential units is placeholder
  • Total units out of bounds
  • Total units is placeholder
  • Valuation out of bounds
  • Valuation is placeholder
Project timeline at this parcel

6 permits at this parcel (parcel 3102-0817) · May 12, 2010 – Apr 13, 2023

  1. Apr 13, 2023B2211390Alteration Commercial · Issued
  2. May 9, 2022F2200012Fence Wall · Expired
  3. Aug 10, 2013PC91958358Other · Issued
  4. May 25, 2012F1200393Fence Wall · Issued
  5. May 25, 2012B1208982Alteration Commercial · Issued
  6. May 12, 2010This permitAlteration Commercial · Expired

Full permit history at this parcel · as of Aug 11, 2026.

Developer details
Permit #
EX1000026
Canonical ID
243:EX1000026
Source permit ID
EX1000026
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