# Solar permit ALT1665770 at 15 Washington St, Boston

Boston Inspectional Services Department permit ALT1665770: issued Feb 18, 2025 for solar work at 15 Washington St. Installation of a 21.34kW DC / 15kW AC rooftop solar panel system (44 panels). Total project cost is $68,102 - 1/3 is allocated to the building costs and 2/3 is allocated to the electrical costs. Electrical permit application to be submitted.

- Permit number: ALT1665770
- Issued: Feb 18, 2025
- Type of work: Solar (city: Solar Panels, Long Form/Alteration Permit)
- Status: Finished (city: Closed)
- Reported cost: $22,701
- ZIP code: 02121
- All permits at this address: https://nearbypermits.com/boston/address/15-washington-st/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-05 20:17 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 15 Washington St: https://nearbypermits.com/boston/address/15-washington-st/