# Addition permit B2509119 at 228 Hamilton St NW, Washington

DC Department of Buildings permit B2509119: issued Jun 29, 2026 for addition work at 228 Hamilton St NW. The scope of work includes the renovation and addition to an existing mulit-family residence at 228 hamilton street. The work includes but is not limited to: - demolition of stairs and select bearing and non-bearing partition walls - rear and thrid floor addition to be wood framed construction. - Partition construction - rear, side and front egress wells - new mechanical, electrical, and plumbing systems throughout - new finishes throughout - increase room count from 4 to 8 - 4 existing parking spaces to remain.

- Permit number: B2509119
- Issued: Jun 29, 2026
- Type of work: Addition (city: Construction, addition alteration repair)
- Status: Issued (city: Permit issued)
- Reported cost: Not listed
- ZIP code: 20011
- All permits at this address: https://nearbypermits.com/washington-dc/address/228-hamilton-st-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 2026-10-08 05:58 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 228 Hamilton St NW: https://nearbypermits.com/washington-dc/address/228-hamilton-st-nw/