Permit Record

Alteration Commercial

1428 18th Pl SE, Washington, DC 20020

ClassificationAlteration
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Stephanie Erwin
Owner
Tmasshldg LLC
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
5567-0008
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
38.8725, -76.9780
Geocode confidence
95%
Geocode source
Not in source
Issued
Jun 23, 2017
Applied
Not in source
Work class
Residential
Description
Source description

Revision to B1702694 to reflect removal of HVAC vent.

Status
Current status
finaled
Source status
COMPLETED
Provenance
First seen (no changes since)
May 19, 2026 · 00:09 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 5567-0008) · Dec 27, 2016 – Jun 23, 2017

  1. Jun 23, 2017This permitAlteration Commercial · Finaled
  2. Apr 5, 2017P1704919MEP Plumbing · Finaled
  3. Mar 29, 2017E1705100MEP Electrical · Finaled
  4. Mar 27, 2017M1701723MEP Mechanical HVAC · Finaled
  5. Mar 23, 2017P1704620MEP Plumbing · Finaled
  6. Dec 27, 2016B1702694Alteration Commercial · Finaled

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

Developer details
Permit #
B1709889
Canonical ID
243:B1709889
Source permit ID
B1709889
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