Greenfield, MA Building Permit Guide

Permit Authority

All properties within the incorporated City of Greenfield.

Department

Department of Building Inspections

Address

20 Sanderson Street, Greenfield, MA 01301

Phone

413-772-1404 ext. 2106

Email

Mark.Snow@greenfield-ma.gov

Website

https://greenfield-ma.gov/departments/building_inspections/applications___permit_guides.php

Online Permit Portal

Application Process

1. Confirm zoning compliance with Greenfield Zoning Ordinance.
2. Download the appropriate application for your project type from the city website.
3. Prepare required documents: plot plan (7 copies), construction drawings (2 copies), Workers' Compensation Affidavit, CSL documentation if applicable, HIC registration if applicable.
4. Submit completed application in person to 20 Sanderson Street.
5. Pay permit fee at submission or as assessed.
6. City reviews application; maximum statutory review period is 30 days.
7. Obtain issued permit and post on site before work commences.

Typical processing time: Up to 30 days for plan review.

Source: Department of Building Inspections

General Requirements

A building permit is required for new construction, additions, alterations, renovations affecting structural elements, roofing, siding, decks, pools, and similar work.

Required Documents

• Completed permit application
• Plot plan (7 copies) showing lot boundaries, existing and proposed structures, distances to lot lines
• Construction drawings (2 copies for new construction and significant alterations)
• Workers' Compensation Affidavit
• CSL number and license copy (if contractor-supervised)
• HIC registration (if residential improvement contractor)

Permit validity

All permits valid for six months from date of issuance per 780 CMR. Work must commence within six months or permit lapses.

Building code

Massachusetts State Building Code (780 CMR, 10th Edition as of July 1, 2025; based on 2021 IBC)

Owner-builder

Homeowner exemption available for one- or two-family dwelling at primary residence without CSL, if homeowner acts as supervisor and assumes contractor liability.

Contractor requirements

Construction Supervisor License (CSL) required for any person supervising construction on structures over 35,000 cubic feet or subject to 780 CMR with limited exceptions.

Fees

Minimum permit fee

$30-$75

Permit fee formula

Base fee of $30-$75 plus $10 per $1,000 of construction value for most residential work types

Fees change. Verify current amounts at the official fee schedule (effective Approximately January 1, 2004 (most recent published version)).

Work That Does NOT Require a Permit

• One-story detached accessory structures (tool sheds, playhouses) with floor area not greater than 120 sq ft
• Fences not exceeding 7 feet in height
• Oil derricks
• Retaining walls not over 4 feet in height (measured from bottom of footing to top of wall), unless supporting a surcharge or impounding Class I, II, or IIIA liquids
• Water tanks supported directly on grade, capacity not greater than 5,000 gallons, with height-to-diameter ratio not greater than 2:1
• Sidewalks and driveways not more than 30 inches above adjacent grade, not over any basement or story below, and not part of an accessible route
• Painting, papering, tiling, carpeting, cabinets, countertops, and similar finish work
• Temporary motion picture, television, and theater stage sets and scenery
• Above-ground residential swimming pools less than 24 inches deep or not greater than 5,000 gallons
• Shade cloth structures for agricultural use (excluding attached service systems)
• Swings and playground equipment accessory to single- or two-family dwellings
• Window awnings in residential and utility occupancies projecting not more than 54 inches from the exterior wall
• Movable cases, counters, and partitions not over 5 feet 9 inches in height
• Plastic-covered greenhouse structures (excluding large assembly occupancies and attached service systems)
• Ordinary repairs and routine maintenance that do not affect structural elements, fire protection systems, or regulated systems

Important: Exemption from a building permit does not exempt work from electrical, plumbing, or gas permits. Greenfield may have local zoning provisions requiring zoning permits for building-permit-exempt structures.

Inspections

How to Schedule

• 413-772-1404 ext. 2106 (phone)

Inspection hours

Phone: Monday-Friday, 8:30 AM - 5:00 PM; In-person: Monday-Friday, 9:00 AM - 4:00 PM

Typical inspection sequence: Required inspections include: foundation/footing (before backfill), framing (before insulation/drywall), insulation (if applicable), final building inspection, electrical rough and final, plumbing rough and final, gas rough and final, Certificate of Occupancy.

Additional Resources

• Building code: Massachusetts State Building Code (780 CMR, 10th Edition as of July 1, 2025; based on 2021 IBC)
• Applications and Permit Guides
• Planning and Development (Zoning Permits)
• Electrical Permit Requirements Guide
• Mass.gov Building Permit Applications
• License lookup guide: Massachusetts Contractor License Requirements
• Contract template: Massachusetts Homeowner-Contractor Agreement
• Massachusetts hub: Massachusetts Contractor License & Permit Hub

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