Building Safety in Massachusetts (2026)
64 rules on the books across Massachusetts, 18 cities and counties. Select a rule to read the full details.
Severity: Few Restrictions · Light Restrictions · Some Restrictions · Significant Restrictions · Heavy Restrictions
Lead Paint
Local lead-paint rules for older housing, hazard abatement orders, inspection triggers, and how local requirements sit alongside the federal disclosure and RRP rules.
Boston
Heavy RestrictionsOwners of Boston rental units built before 1978 must comply with the Massachusetts Lead Law (MGL Ch. 111 §§189A-199B)…
Read full rule →Lowell
Heavy RestrictionsLowell's historic housing stock triggers the Massachusetts Lead Law requiring full de-leading of pre-1978 homes where…
Read full rule →Newton
Heavy RestrictionsUnder MGL c.111 s.197A, pre-1978 Newton homes with children under 6 must be de-leaded; sellers and landlords must…
Read full rule →Somerville
Heavy RestrictionsUnder MA Lead Law (MGL c.111 s.197A), Somerville owners must delead or apply interim control to any pre-1978 unit where…
Read full rule →Waltham
Heavy RestrictionsWaltham rental properties built before 1978 must comply with the Massachusetts Lead Law (MGL c.111 s.197A), requiring…
Read full rule →Lawrence
Some RestrictionsLawrence requires anyone removing, scraping or deleading lead paint in a structure to get a permit from the board of…
Read full rule →Springfield
Some RestrictionsSpringfield adopts the Massachusetts State Lead Poisoning and Control Code, 105 CMR 460, by reference as controlling…
Read full rule →Fire Sprinkler Requirements
When residential and commercial buildings must install fire sprinkler systems, including new-construction triggers and major-renovation thresholds.
Boston
Some RestrictionsBoston charges separately for installing a sprinkler system and for the mandatory annual retest. The Commissioner of…
Read full rule →Brockton
Some RestrictionsBrockton's fire prevention code requires automatic sprinkler systems in basements over 2,500 square feet used to store…
Read full rule →Revere
Some RestrictionsRevere accepted G.L. c. 148, § 26I on June 13, 1996, requiring automatic sprinkler systems in newly built or…
Read full rule →Somerville
Some RestrictionsSomerville accepted Mass. Gen. Laws ch. 148, § 26I, requiring automatic sprinklers in any new or substantially…
Read full rule →Childcare Center Rules
Building safety standards specific to family childcare homes and centers, including egress, sprinklers, lead and asbestos clearances, and outdoor play standards.
Brockton
Some RestrictionsA child care facility in Brockton serving more than ten children, as defined under state law, must clear far larger…
Read full rule →Newton
Some RestrictionsNewton treats a day care center serving more than 10 children as a distinct land use under Sec. 6.3.4, subject to…
Read full rule →Door Locking Hardware
Code requirements for emergency-egress door hardware, including thumb-turn locks, panic bars, and one-action egress required by the building code.
Green Building Code
CALGreen and equivalent state green building codes, plus reach codes that go further (electric-only new construction, EV-readiness, low-VOC materials).
Somerville
Heavy RestrictionsNew construction and major renovations in Somerville must go fossil fuel-free under the city's Specialized Energy Code…
Read full rule →Boston
Significant RestrictionsBoston's Building Emissions Reduction and Disclosure Ordinance (BERDO) forces large buildings to report energy and…
Read full rule →Newton
Significant RestrictionsNewton requires any large redevelopment triggering a special permit to design to a recognized green building rating…
Read full rule →Brockton
Some RestrictionsBrockton has adopted the Massachusetts Stretch Energy Code, 780 CMR Appendix 115.AA, as Article V of Chapter 4, making…
Read full rule →Cambridge
Some RestrictionsCambridge requires large development projects to meet a certified green building standard before they can get a permit…
Read full rule →Lawrence
Some RestrictionsLawrence has locally adopted the Massachusetts Stretch Energy Code, 780 CMR Appendix 115.AA, as the energy-efficiency…
Read full rule →Revere
Some RestrictionsRevere adopted the Massachusetts Stretch Energy Code, 780 CMR Appendix 115.AA, as its own local requirement effective…
Read full rule →Carbon Monoxide Detectors
Where CO detectors are required (typically near sleeping areas in homes with fuel-burning appliances or attached garages), and seller/landlord deadlines.
Quincy
Significant RestrictionsQuincy, Massachusetts requires every sober house in Norfolk County to certify functioning carbon monoxide detectors…
Read full rule →Boston
Some RestrictionsBoston Code § 9-1.4(B)(4) requires every property owner to provide and maintain a functioning carbon monoxide detector…
Read full rule →Fall River
Some RestrictionsFall River requires short-term rental operators to submit a Fire Department Certificate of Compliance confirming smoke…
Read full rule →Springfield
Some RestrictionsSpringfield law makes it unlawful to operate a short-term rental without a working smoke detector, carbon monoxide…
Read full rule →Worcester
Some RestrictionsWorcester caps what the fire department can charge for the carbon monoxide alarm inspection state law requires, from…
Read full rule →Building Permits
When a building permit is required, new work, renovations, reroofing, decks, the small-project exemptions, and what unpermitted work costs when it surfaces at sale or inspection.
Boston
Significant RestrictionsBoston requires a building permit before any roof deck on a residential structure can be used, backed by a structural…
Read full rule →Brockton
Some RestrictionsBefore any building or structure in Brockton is erected, constructed, altered or moved, the owner must file a permit…
Read full rule →Chelsea
Some RestrictionsChelsea requires a building permit before construction work begins, with fees set by the director of municipal…
Read full rule →Fall River
Some RestrictionsFall River requires a permit before starting most building work, and doubles the standard fee if construction…
Read full rule →Leominster
Some RestrictionsLeominster charges twenty-two dollars for the first thousand dollars of estimated building work and seven dollars per…
Read full rule →Lynn
Some RestrictionsNo building or structure in Lynn can be erected, moved, added to, or structurally altered without a Building Permit…
Read full rule →New Bedford
Some RestrictionsNo building in New Bedford may be constructed, reconstructed, altered, repaired, removed, demolished or have its use…
Read full rule →Revere
Some RestrictionsRevere Municipal Code § 15.04.010 blocks the inspector of buildings from issuing any building permit until the…
Read full rule →Somerville
Some RestrictionsSomerville does not write its own list of permit triggers: City Code § 9-131 adopts the entire Massachusetts State…
Read full rule →Springfield
Some RestrictionsSpringfield requires a paid permit before erecting, altering, repairing, demolishing, or adding to any building or…
Read full rule →Taunton
Some RestrictionsTaunton requires a permit before any construction, addition, alteration, repair, demolition or foundation work covered…
Read full rule →Electrical Permits
Which electrical work (panel upgrades, EV chargers, solar inverters, sub-panels) requires a licensed-electrician permit vs. an owner-builder permit.
Boston
Some RestrictionsBoston requires the Commissioner of Inspectional Services to approve or disapprove every electrical wiring or fixture…
Read full rule →Brockton
Some RestrictionsBrockton requires written permission from the inspector of wires before connecting any interior wiring to an outside…
Read full rule →Cambridge
Some RestrictionsCambridge requires an electrical permit before work starts, and starting first triples the fee under Municipal Code §…
Read full rule →Chelsea
Some RestrictionsChelsea requires anyone doing electrical work in the city to obtain a permit from the electrical inspector within five…
Read full rule →Fall River
Some RestrictionsFall River requires an individual permit for most electrical installations, issued only to state-certified electricians…
Read full rule →Lawrence
Some RestrictionsLawrence adopts the National Electrical Code for all wiring work and requires a permit and inspection before any…
Read full rule →Leominster
Some RestrictionsLeominster bars anyone from connecting power to a wiring system, moving or adding to wiring, or installing new…
Read full rule →Quincy
Some RestrictionsQuincy, Massachusetts (Norfolk County) requires a written permit from the Inspector of Wires before any building…
Read full rule →Revere
Some RestrictionsRevere requires an outside electrical disconnection device on new construction, substantial renovations, service…
Read full rule →Springfield
Some RestrictionsNo one may install, alter, repair, or remove electrical wiring in Springfield without first applying to the Department…
Read full rule →Taunton
Some RestrictionsAll electrical work in Taunton requires a permit administered under City Code § 250-3, enforced by the Inspector of…
Read full rule →Plumbing Permits
Which plumbing work (water heaters, sewer-line replacement, repipe, gas-line) requires a permit, and which minor repairs are typically exempt.
Boston
Some RestrictionsInstalling, altering, or repairing plumbing anywhere in Boston requires a permit from the Commissioner of Inspectional…
Read full rule →Brockton
Some RestrictionsBrockton charges $75 for a single-family plumbing permit plus $10 per fixture, requires the permit be filed before work…
Read full rule →Cambridge
Some RestrictionsCambridge charges permit fees for all plumbing and gas fitting work under City Code Chapter 15.12, with new plumbing…
Read full rule →Chelsea
Some RestrictionsChelsea enforces plumbing work under the Massachusetts state plumbing code, 248 CMR 2.00 et seq., which Code of…
Read full rule →Fall River
Some RestrictionsFall River requires a City permit for plumbing and gas work under Code § 10-121, with fees of $43 plus $12 per fixture…
Read full rule →Leominster
Some RestrictionsAnyone doing plumbing work in Leominster must be registered or licensed by the state examiners of plumbers, and a…
Read full rule →Revere
Some RestrictionsRevere Municipal Code § 15.04.020 bars the plumbing, gas, and electrical inspectors from issuing a permit until the…
Read full rule →Springfield
Some RestrictionsSpringfield adopts the Massachusetts State Plumbers and Gas Fitters Code, 248 CMR, by reference as the controlling…
Read full rule →Taunton
Some RestrictionsEvery plumbing job in Taunton needs a permit under City Code § 250-1, and the Inspector of Plumbing appointed under §…
Read full rule →Building Inspections
Required inspection types (rough framing, electrical, plumbing, final), how to schedule, what inspectors look for, and how to handle a failed inspection.
Boston
Significant RestrictionsBoston forces periodic structural inspection of exterior walls on buildings over 70 feet or classified high-rise, and…
Read full rule →Cambridge
Significant RestrictionsCambridge's Inspectional Services Department follows a fixed repair-and-reinspection cycle for State Sanitary Code…
Read full rule →Brockton
Some RestrictionsBefore any building permit issues in Brockton, the superintendent of buildings must route the application through…
Read full rule →Fall River
Some RestrictionsFall River requires anyone finishing permitted work to notify the Inspectional Services Division, which must inspect…
Read full rule →Revere
Some RestrictionsIn Revere, the building inspector examines plans, buildings and premises to check zoning-title compliance, and can…
Read full rule →Somerville
Some RestrictionsSomerville's inspector of buildings and assistants may enter any building or premises on showing a badge of office to…
Read full rule →Springfield
Some RestrictionsSpringfield charges 150% of the state code's Table 106 fee for a certificate of inspection and will not let a building…
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