# Solar permit SF509491 at 138 Walter St, Boston

Boston Inspectional Services Department permit SF509491: issued Aug 19, 2015 for solar work at 138 Walter St. installation of roof mounted photovoltaic solar system. 4.94 kW 19 panels.

- Permit number: SF509491
- Issued: Aug 19, 2015
- Type of work: Solar (city: Solar Panels, Short Form Bldg Permit)
- Status: Finished (city: Closed)
- Reported cost: $24,700
- ZIP code: 02131
- All permits at this address: https://nearbypermits.com/boston/address/138-walter-st/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-09 20:14 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 138 Walter St: https://nearbypermits.com/boston/address/138-walter-st/