City Building Permits

Town of Deerfield, MA Building Permit Guide

How to apply for a building permit in Town of Deerfield, Massachusetts. Permit authority, application steps, fees, and inspection requirements.

Massachusetts Franklin County Updated March 2026

Permit Authority

All properties within the Town of Deerfield.

Department
Inspection Services
Address
8 Conway Street, South Deerfield, MA 01373
Phone
413-665-1400 ext. 108 (Land Use Coordinator) or ext. 110 (Building Commissioner)
Website
https://deerfieldma.us/176/Inspection-Services

Online Permit Portal

Open PermitEyes Online Portal

Platform: PermitEyes • Account required: Yes • Submission: Online only

Application Process

  1. Confirm zoning compliance with Deerfield Zoning Bylaws. Special permits or variances must be approved before building permit issuance.
  2. Register or log in to PermitEyes at https://permiteyes.us/deerfield/loginuser.php
  3. Complete the online permit application and select the appropriate permit type.
  4. Upload required documents: completed application form, Workers' Compensation Affidavit, CSL number and license documentation, HIC registration, plot plan/site plan, construction drawings (two sets for new construction).
  5. Submit and pay fees electronically through PermitEyes.
  6. Department reviews and issues or denies permit (up to 30 days).
  7. Post issued permit on site; work cannot commence before permit is issued.
  8. Schedule inspections through PermitEyes or by calling the department.

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

Source: Inspection Services

General Requirements

A building permit is required for new construction, additions, renovations affecting structural members, roofing/siding replacement exceeding 25%, window/door replacement, decks, pools, and similar work.

Required Documents

  • Completed application form (electronic)
  • Workers' Compensation Affidavit
  • CSL number and license documentation (contractor projects)
  • HIC registration (residential improvement work)
  • Plot plan/site plan showing lot, existing and proposed structures, distances to lot lines
  • Construction drawings (two sets for new construction and significant alterations)
Permit validity
All permits valid for six months from date of issuance per 780 CMR.
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.
Contractor requirements
Construction Supervisor License (CSL) required for contractor-supervised work on regulated structures. All contractors must possess a 780 CMR code book (9th or 10th Edition).

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. Conservation Commission review may be required for work within 100 feet of a wetland.

Inspections

How to Schedule

Inspection hours
Monday-Friday, 9:00 AM - 4:00 PM (office); individual inspectors by appointment

Typical inspection sequence: Required inspections include: footing and foundation (before backfill), framing (before insulation/drywall), insulation and energy code compliance (where applicable), final building inspection, electrical rough and final, plumbing rough and final, gas rough and final, Certificate of Occupancy (after all finals completed within 30 days).

Additional Resources

Information on this page was last verified: March 2026. Permit rules and fees change — confirm current requirements directly with the Inspection Services before applying.

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Important: This page is an educational resource provided by jaspector.com. It is not legal advice, and it does not substitute for official guidance from the permit authority listed above. Permit requirements, fees, and processes change frequently. Always verify current requirements directly with the issuing department before beginning any construction project. Use of this page does not create an attorney-client relationship. Jaspector assumes no liability for any outcomes arising from reliance on this information.

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