# Alteration or repair permit SF1838810 at 421 Main St, Boston

Boston Inspectional Services Department permit SF1838810: issued Apr 14, 2026 for alteration or repair work at 421 Main St. Erect Walk through scaffolding - Separate permit will be obtained via PWD Department & Traffic. Grind out old mortar joints and tuck repoint with new mortar to stop water penetration. Supply and install new lentils and sill on front of building.

- Permit number: SF1838810
- Issued: Apr 14, 2026
- Type of work: Alteration or repair (city: Renovations - Exterior, Short Form Bldg Permit)
- Status: Issued (city: Open)
- Reported cost: $53,500
- ZIP code: 02129
- All permits at this address: https://nearbypermits.com/boston/address/421-main-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 421 Main St: https://nearbypermits.com/boston/address/421-main-st/