# Plumbing permit PL1855077 at 421-423 Marlborough St, Boston

Boston Inspectional Services Department permit PL1855077: issued May 27, 2026 for plumbing work at 421-423 Marlborough St. back flow preventer for steam boiler back flow preventer for water boiler Water piping.

- Permit number: PL1855077
- Issued: May 27, 2026
- Type of work: Plumbing (city: Plumbing, Plumbing Permit)
- Status: Finished (city: Closed)
- Reported cost: $2,500
- ZIP code: 02115
- All permits at this address: https://nearbypermits.com/boston/address/421--423-marlborough-st/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-06 06:14 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 421-423 Marlborough St: https://nearbypermits.com/boston/address/421--423-marlborough-st/