Permit Record

MEP Plumbing

400 C St NE 400, Washington, DC 20002

ClassificationSUPPLEMENTAL - PLUMBING AND GASCommercial MEP
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Not in source
Owner
American Dental Association
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
0813-2001
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
PLUMBING AND GAS
Geocode & dates
Coordinates
38.8943, -77.0003
Geocode confidence
95%
Geocode source
Not in source
Issued
Mar 3, 2023
Applied
Not in source
Work class
Mixed
Status
Current status
finaled
Source status
COMPLETED
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

13 permits at this parcel (parcel 0813-2001) · Apr 2, 2019 – Mar 3, 2023

  1. Mar 3, 2023This permitMEP Plumbing · Finaled
  2. Aug 22, 2022EN2202541Other · Expired
  3. Jul 19, 2022P2208161MEP Plumbing · Expired
  4. Jun 9, 2022M2203058MEP Mechanical HVAC · Finaled
  5. Jun 9, 2022P2206997MEP Plumbing · Finaled
  6. Jun 9, 2022E2208133MEP Electrical · Finaled
  7. May 23, 2022B2203624Alteration Commercial · Finaled
  8. Feb 18, 2021EN2002403Other · Expired
  9. Dec 9, 2020E2102179MEP Electrical · Finaled
  10. Aug 7, 2020M2003365MEP Mechanical HVAC · Finaled
  11. Jul 9, 2020B2004332Alteration Commercial · Finaled
  12. Oct 7, 2019E2000293MEP Electrical · Finaled
  13. Apr 2, 2019B1900372Alteration Commercial · Finaled

Full permit history at this parcel · as of Jul 8, 2026.

Developer details
Permit #
P2304926
Canonical ID
243:P2304926
Source permit ID
P2304926
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