# Alteration or repair permit B2604906 at 435 1st St SE, Washington

DC Department of Buildings permit B2604906: issued May 26, 2026 for alteration or repair work at 435 1st St SE. Interior renovations to (a) existing single-family attached dwelling (ref. separate permit B2603780) and (b) separate existing single-family semi-detached dwelling, including new mechanical systems, electrical and plumbing, windows on side and rear of house, courtyard landscaping, masonry fence, wood fence, retaining walls, steps, terraces, and associated appurtenances. 2,500 sf work area. No conversion of the lower level in the single-family attached dwelling to a flat is proposed. Theoretical lots to allow second principal building approved per bza order no. 14187. Related address is 440 new jersey avenue SE on the record lot 0036 - b2603780.

- Permit number: B2604906
- Issued: May 26, 2026
- Type of work: Alteration or repair (city: Construction, alteration and repair)
- Status: Issued (city: Permit issued)
- Reported cost: Not listed
- ZIP code: 20003
- All permits at this address: https://nearbypermits.com/washington-dc/address/435-1st-st-se/

---
Source: DC Department of Buildings permit data (https://opendata.dc.gov/datasets/7296e6392349498bb6ba6ba3db836644_18), CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Checked 2026-10-06 04:57 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 435 1st St SE: https://nearbypermits.com/washington-dc/address/435-1st-st-se/