# Alteration or repair permit ALT1819344 at 4-6 Greylock Rd, Boston

Boston Inspectional Services Department permit ALT1819344: issued May 14, 2026 for alteration or repair work at 4-6 Greylock Rd. Installation of five (5) battery units, each with a capacity of 5 kWh, for a total ESS capacity of 25 kWh. The system will utilize Enphase IQ 5P batteries, to be mounted on the exterior western wall of the building. The solar photovoltaic system was previously installed under permit SF1819352.

- Permit number: ALT1819344
- Issued: May 14, 2026
- Type of work: Alteration or repair (city: Other, Long Form/Alteration Permit)
- Status: Finished (city: Closed)
- Reported cost: $15,000
- ZIP code: 02134
- All permits at this address: https://nearbypermits.com/boston/address/4--6-greylock-rd/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-05 00:19 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/