Permit Record

Addition Residential

2522 I St NW, Washington, DC 20037

ClassificationAddition
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Derek Sielewicz
Owner
Only Simchas 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
0017-0030
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
ADDITION ALTERATION REPAIR
Geocode & dates
Coordinates
38.9004, -77.0541
Geocode confidence
95%
Geocode source
Not in source
Issued
May 4, 2020
Applied
Not in source
Work class
Residential
Description
Source description

Underpinning of exesting foundation for new basement under existing dwelling. Construction of new basement beyond building envelope, below existing patio in the back of the house.

Status
Current status
issued
Source status
PERMIT ISSUED
Provenance
First seen (no changes since)
May 19, 2026 · 00:12 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

4 permits at this parcel (parcel 0017-0030) · May 4, 2020 – Feb 3, 2021

  1. Feb 3, 2021M2101183MEP Mechanical HVAC · Issued
  2. Nov 1, 2020E2101069MEP Electrical · Issued
  3. Sep 30, 2020P2009328MEP Plumbing · Issued
  4. May 4, 2020This permitAddition Residential · Issued

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

Developer details
Permit #
B1913652
Canonical ID
243:B1913652
Source permit ID
B1913652
Browse Washington, DC permits in the Market Explorer →Pull this permit via /v1/permits →