# Alteration or repair permit ALT9321 at 540-548 Commonwealth Av, Boston

Boston Inspectional Services Department permit ALT9321: issued Jul 16, 2013 for alteration or repair work at 540-548 Commonwealth Av. Proposed Work: Reconfigure and enlarge rear exit door and landing. Widen first fl stair landing and enlarge tenant exit door; install handrails and guardrails at rear stair, Last Action: READY TO ISSUE.

- Permit number: ALT9321
- Issued: Jul 16, 2013
- Type of work: Alteration or repair (city: From TimeMatters-PZ Conversion, Long Form/Alteration Permit)
- Status: Issued (city: Open)
- Reported cost: Not listed
- ZIP code: 02215
- All permits at this address: https://nearbypermits.com/boston/address/540--548-commonwealth-av/

---
Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-06 14:17 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 540-548 Commonwealth Av: https://nearbypermits.com/boston/address/540--548-commonwealth-av/