# Alteration or repair permit B2600912 at 4450 Alton Pl NW, Washington

DC Department of Buildings permit B2600912: issued May 4, 2026 for alteration or repair work at 4450 Alton Pl NW. Revisions to the permit #B2502410 to change the 2nd floor sitting room to a bathroom.

- Permit number: B2600912
- Issued: May 4, 2026
- Type of work: Alteration or repair (city: Construction, alteration and repair)
- Status: Issued (city: Permit issued)
- Reported cost: Not listed
- ZIP code: 20016
- All permits at this address: https://nearbypermits.com/washington-dc/address/4450-alton-pl-nw/

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Source: DC Department of Buildings permit data (https://opendata.dc.gov/datasets/7296e6392349498bb6ba6ba3db836644_18), District of Columbia, CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Checked 2026-10-18 05:46 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 4450 Alton Pl NW: https://nearbypermits.com/washington-dc/address/4450-alton-pl-nw/