# Mechanical (HVAC) permit SF1858922 at 57 Chelsea St, Boston

Boston Inspectional Services Department permit SF1858922: issued Jul 10, 2026 for mechanical (hvac) work at 57 Chelsea St. Install a mini-split heat pump system in the three units.

- Permit number: SF1858922
- Issued: Jul 10, 2026
- Type of work: Mechanical (HVAC) (city: Other, Short Form Bldg Permit)
- Status: Issued (city: Open)
- Reported cost: $51,000
- ZIP code: 02128
- All permits at this address: https://nearbypermits.com/boston/address/57-chelsea-st/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-05 02:04 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/