Permit Record

Alteration Commercial

447 M St NW, Washington, DC 20001

ClassificationAlteration
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Null Null; Chris Onoffrey
Owner
Swanson, Reedy C
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
0513-0924
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
ALTERATION AND REPAIR
Geocode & dates
Coordinates
38.9058, -77.0178
Geocode confidence
95%
Geocode source
Not in source
Issued
Feb 29, 2024
Applied
Not in source
Work class
Residential
Description
Source description

Remove existing single ply membrane roof and install new single ply membrane roof. We will not need access or damage adjoining property.

Status
Current status
expired
Source status
EXPIRED
Provenance
First seen (no changes since)
May 19, 2026 · 00:15 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 0513-0924) · Jun 7, 2016 – Feb 29, 2024

  1. Feb 29, 2024This permitAlteration Commercial · Expired
  2. Sep 7, 2016P1609230MEP Plumbing · Finaled
  3. Sep 7, 2016M1603385MEP Mechanical HVAC · Finaled
  4. Jul 13, 2016B1610536Alteration Commercial · Finaled
  5. Jul 13, 2016P1607744MEP Plumbing · Finaled
  6. Jun 7, 2016B1608862Addition Residential · Finaled

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

Developer details
Permit #
B2404023
Canonical ID
243:B2404023
Source permit ID
B2404023
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