Guides
Guides.
Plain-English working papers for Massachusetts households, and for the owners, CFOs, and risk managers who run mid-market companies. Each guide is reviewed against current carrier behavior and the state's actual rules. We update them when the market moves, not on a calendar.
These are reference documents, not sales material. Use them to interrogate your current program, brief a board, or prepare for a renewal conversation. If you want us to read your specific tower and shop it, our services page shows how we place and service coverage.
Massachusetts personal lines
Auto, home, and umbrella in Massachusetts.
Massachusetts runs its own auto insurance system, and most national advice reads wrong here. These guides explain how the state's rules actually work before you compare quotes.
Off-Road Vehicle Insurance
Snowmobile and ATV insurance in Massachusetts: what's actually required off-road.
Massachusetts doesn't mandate snowmobile or ATV insurance, but registration is compulsory, standard auto and home policies exclude these vehicles, and umbrella coverage requires a qualifying underlying policy. Here's what to know before you ride.
Last updated 2026-08-24
Read the guideSecond Home Insurance
Insuring a second home or vacation property in Massachusetts.
How the Massachusetts 60-day vacancy rule, 45-day non-renewal notice, and FAIR Plan apply to Cape, Islands, and Berkshires second homes, plus how to value the dwelling and contents correctly.
Last updated 2026-08-23
Read the guideHome-Based Business
Insuring a home-based business in Massachusetts: what your homeowners policy won't cover.
Massachusetts homeowners and renters policies exclude most business liability and cap business property near $2,500. This guide explains the gap, the fix, and the extra rules that apply to in-home daycare and any business with employees.
Last updated 2026-08-23
Read the guideBoat & Watercraft Insurance
Massachusetts doesn't require boat insurance, but skipping it leaves you exposed.
Massachusetts has no legal mandate to insure a boat, but registration, titling, and new operator-certification rules under the Hanson Milone Act are compulsory. Here's what a boat policy covers, how insurers value a total loss, and what to check before you buy.
Last updated 2026-08-22
Read the guideShort-Term Rentals
Insurance for Airbnb and short-term rental hosts in Massachusetts.
Massachusetts requires short-term rental hosts to carry at least $1,000,000 in liability coverage under state law. This guide explains why homeowners policies fall short and how to satisfy the mandate.
Last updated 2026-08-21
Read the guideHomeowners Insurance
Homeowners insurance non-renewal and cancellation rules in Massachusetts.
Massachusetts limits homeowners insurance cancellation to statutory reasons after 60 days and requires 45 days' notice before non-renewal. Here's how each works, what insurers can't use against you, and what to do if you're dropped.
Last updated 2026-08-21
Read the guideAuto Insurance Rating
What actually sets your Massachusetts auto insurance rate, if not credit score.
Massachusetts auto rates come from DOI-approved classification variables, not credit scores. Here's how territory, merit rating, vehicle characteristics, and the one legal age discount actually work.
Last updated 2026-08-19
Read the guideAuto Insurance
Insuring multiple cars and drivers on one Massachusetts policy.
How the Massachusetts multi-car discount qualifies, who must be listed as a household driver, and how vehicles and operators get rated separately even on one combined policy.
Last updated 2026-08-19
Read the guideHome Insurance
Insuring jewelry and valuables in Massachusetts: what a standard policy misses.
Standard MA home and renters policies cap jewelry theft payouts. This guide covers how scheduled personal property floaters work under Massachusetts law and how to decide between raising a limit and scheduling an item.
Last updated 2026-08-19
Read the guideHome Insurance Claims
How to file a home insurance claim in Massachusetts and what to expect.
A step-by-step guide to filing a Massachusetts homeowners claim, how adjusters value damage, the reasonable-time standard insurers must meet, and what to do if a claim is denied or underpaid.
Last updated 2026-08-19
Read the guideAuto Insurance
Do you need rental car insurance in Massachusetts? Here's what your policy already covers.
Massachusetts requires rental companies to disclose that your own auto policy's collision and comprehensive coverage extends to a rental car. Here's what that means, what a CDW legally is, and when you still need to buy coverage at the counter.
Last updated 2026-08-19
Read the guideAuto Claims
Diminished value claims after a Massachusetts car accident.
Massachusetts allows diminished value claims against an at-fault driver following two Supreme Judicial Court rulings, but not against your own insurer. Recovery is capped by the at-fault driver's property-damage liability limit and requires independent proof.
Last updated 2026-08-19
Read the guideAuto Insurance
Massachusetts has no free windshield law; here's what actually covers your glass.
Massachusetts has no mandatory free glass coverage. Windshield damage is only covered if you carry optional Comprehensive coverage, and a deductible usually applies. Here's how the coverage, the deductible, shop-choice rules, and surcharge risk work.
Last updated 2026-08-16
Read the guideLandlord Insurance
Landlord insurance in Massachusetts: what a DP-3 covers and what it doesn't.
What a DP-3 landlord policy covers in Massachusetts, when a homeowners policy no longer works, and how short-term rental rules under c. 175 §4F change the liability requirement.
Last updated 2026-08-15
Read the guideHome Insurance
Replacement cost vs. actual cash value on Massachusetts home insurance.
How replacement cost and actual cash value differ on a Massachusetts home policy, how Coverage A dwelling limits work, the 80% coinsurance rule, and extended replacement cost.
Last updated 2026-08-14
Read the guideHome Insurance
Water backup and sewer coverage on Massachusetts home policies.
Standard HO-3 policies exclude sewer backup and sump pump discharge; a low-cost endorsement closes the gap, but it can't be bought after the damage occurs. Here's how the coverage, the exclusion, and flood insurance interact.
Last updated 2026-08-14
Read the guideHome Insurance Cost
How much homeowners insurance costs in Massachusetts, and what actually drives the price.
A grounded look at what drives Massachusetts homeowners insurance pricing: national and historical MA benchmarks, coastal wind deductibles, the FAIR Plan, replacement cost rules, and the discounts that actually move a premium.
Last updated 2026-08-12
Read the guideAuto Claims
Totaled car in Massachusetts: how insurers value a total loss and what you're owed.
How Massachusetts defines and appraises a total loss, how actual cash value is calculated, what happens to a salvage title, and how to push back on a low offer.
Last updated 2026-08-12
Read the guideAuto Insurance
GAP insurance in Massachusetts: when a car loan or lease needs it.
GAP insurance pays the difference between what you owe on a financed or leased car and its actual cash value after a total loss. This guide explains how Massachusetts calculates that value, why loan balances outrun it, and when GAP is worth adding.
Last updated 2026-08-11
Read the guideMotorcycle insurance
Motorcycle insurance in Massachusetts: requirements, coverage, and cost.
What Massachusetts requires on a motorcycle policy, the 2025 minimum limits, why PIP is carved out for riders, and the factors that move the premium.
Last updated 2026-08-10
Read the guidePersonal insurance
Which insurance is actually mandatory in Massachusetts?
A plain breakdown of what insurance Massachusetts law actually requires versus what lenders, landlords, and condo associations require: auto, motorcycle, home, renters, condo, and health.
Last updated 2026-08-10
Read the guideMA Auto Insurance
Massachusetts auto insurance requirements and laws: the minimum coverage explained.
Massachusetts requires 25/50/30 compulsory coverage for policies written or renewed on or after July 1, 2025. Here are the four required coverages, the 2025 statutory change, the penalties for driving uninsured, and what to add.
Last updated 2026-08-09
Read the guideHome Insurance
Dog bites and homeowners insurance liability in Massachusetts.
Massachusetts is a strict-liability state for dog bites under M.G.L. c.140 §155. Homeowners and renters policies typically cover the liability, but limits, breed underwriting, and exclusions decide whether you are actually protected.
Last updated 2026-08-09
Read the guidePersonal Auto
Uninsured and underinsured motorist coverage in Massachusetts explained.
Part 3 (uninsured) is compulsory in Massachusetts; Part 12 (underinsured) is optional. Here's how each pays, the 25/50 floor, the offset rule, and the new July 1, 2025 minimums.
Last updated 2026-08-08
Read the guidePersonal Auto
Optional Massachusetts auto insurance coverages: Parts 5 through 12 explained.
The compulsory Massachusetts auto coverages don't pay for your own car or follow you out of state. Parts 5 through 12 close those gaps. Here's how collision, comprehensive, underinsured motorist, and the smaller add-ons actually work.
Last updated 2026-08-08
Read the guidePersonal auto (MA)
How much car insurance costs in Massachusetts and what moves the number.
Massachusetts car insurance has no one price. Here's the compulsory floor, the 2025 minimum limits, the rules on what insurers can charge you for, and how your driving record moves the number.
Last updated 2026-08-07
Read the guidePersonal Auto
At-fault accident surcharges in Massachusetts: points, duration, and what they cost you.
An accident is surchargeable in Massachusetts when you're more than 50% at fault and the claim exceeds $1000. Here's how points, the 6-year window, and appeals work.
Last updated 2026-08-06
Read the guidePersonal Auto (MA)
How to appeal an auto insurance surcharge in Massachusetts.
Massachusetts drivers can appeal an at-fault surcharge to the Board of Appeal within 30 days for a $50 fee. Here is how the filing, hearing, and decision actually work.
Last updated 2026-08-06
Read the guidePersonal auto
License points vs. SDIP points in Massachusetts: how each affects you.
Massachusetts has no single license-point balance. SDIP points move your premium; the RMV suspends licenses on counts of surchargeable events and speeding tickets. Here is how each works and what to do.
Last updated 2026-08-04
Read the guideMA Auto Insurance
What merit rating means on your Massachusetts auto insurance.
Merit rating codes like 99, 98, and 04 set your Massachusetts auto premium by driving record. Here is how the SDIP point scale is built, what each code costs, and how to check yours.
Last updated 2026-08-03
Read the guidePersonal Lines
Insuring a classic or collector car in Massachusetts.
Agreed value coverage, the Massachusetts antique motor car statute, RMV plate rules, compulsory limits, and the eligibility gates collector carriers impose.
Last updated 2026-08-02
Read the guidePersonal flood insurance
Flood insurance in Massachusetts: NFIP, private flood, and the coastal rules.
Homeowners policies exclude flood in Massachusetts. Here is how NFIP and private flood coverage work, what the limits are, when it is mandatory, and how coastal wind-versus-flood claims split.
Last updated 2026-08-01
Read the guidePersonal auto (MA)
Adding a teen driver to your Massachusetts auto policy.
When your teen gets licensed in Massachusetts, you have 60 days to notify your insurer. Here's the notice rule, JOL restrictions, SDIP surcharges, and how to manage the cost.
Last updated 2026-07-31
Read the guidePersonal · Condo
Condo insurance in Massachusetts: HO-6 and the master policy.
How the association master policy and your HO-6 split responsibility for a Massachusetts condo, what c.183A actually requires, bare-walls vs all-in, loss assessment, and lender rules.
Last updated 2026-07-30
Read the guidePersonal Insurance
Renters insurance in Massachusetts: what it covers and what it costs.
How the Massachusetts HO-4 renters policy works: the four core coverages, what it costs, whether it's required, and how to file a claim.
Last updated 2026-07-28
Read the guidePersonal auto
PIP in Massachusetts: what personal injury protection actually pays.
Massachusetts PIP pays medical costs, up to 75% of lost wages, and replacement services up to $8,000 per person, regardless of fault. Here is how the coverage, the $2,000 health-plan coordination rule, and the tort threshold work.
Last updated 2026-07-28
Read the guidePersonal umbrella
Umbrella insurance in Massachusetts: what it covers and when it matters.
How a personal umbrella policy works over your auto and home coverage in Massachusetts, the underlying limits carriers require, why the July 2025 compulsory minimums leave a gap, and how to size the coverage.
Last updated 2026-07-28
Read the guidePersonal Auto (MA)
The Massachusetts SDIP: how merit rating sets your premium.
How Massachusetts merit rating works: SDIP surcharge points, the 6-year experience period, excellent driver credits, and how to appeal an at-fault determination.
Last updated 2026-07-28
Read the guidePersonal home (MA)
Massachusetts home insurance and the FAIR Plan.
The Massachusetts FAIR Plan (MPIUA) covers homes that can't be placed in the voluntary market. Here's how it works, what it limits, and its named storm deductibles.
Last updated 2026-07-28
Read the guideMassachusetts auto
Why Massachusetts auto insurers cannot use your credit score.
Massachusetts law prohibits auto insurers from using your credit score to set rates or deny coverage. Here is what they can use instead, the wider list of banned factors, and how to lower your premium.
Last updated 2026-07-28
Read the guidePersonal auto (MA)
Registering and insuring a car after moving to Massachusetts.
New to Massachusetts with a car? There's no registration grace period. Here's how the RMV-1, compulsory limits, inspection, use tax, and your driving record fit together.
Last updated 2026-07-28
Read the guidePersonal lines
Bundling auto and home insurance in Massachusetts.
How the Massachusetts multi-policy discount works, whether bundling actually saves money, group and affinity discounts, and the switching and coverage rules behind any bundled quote.
Last updated 2026-07-28
Read the guidePersonal home insurance
How home insurance works in Massachusetts.
How a Massachusetts homeowners policy is built, what it covers, how wind deductibles and flood exclusions work, and the state cancellation and FAIR Plan rules.
Last updated 2026-07-28
Read the guideMassachusetts auto
How car insurance works in Massachusetts.
Managed competition, the four compulsory coverages and their July 2025 minimums, the credit-score ban, PIP, and the MAIP assigned-risk pool, explained for Massachusetts drivers.
Last updated 2026-07-28
Read the guideCommercial
Coverage reviews for operators.
Commercial Property
Inland marine and contractors' equipment insurance for Massachusetts businesses.
How inland marine, contractors equipment, and builders risk insurance work in Massachusetts, including the Chapter 174A rate-filing carve-out and c. 175 §98 application rules.
Last updated 2026-08-24
Read the guideCommercial Auto
Hired and non-owned auto liability insurance for Massachusetts businesses.
HNOA covers a Massachusetts business when employees drive personal cars for work or when the company hires, leases, or rents vehicles. Learn how CAR Rules 27 and 28 rate it, why a BOP excludes autos entirely, and what limit to carry.
Last updated 2026-08-22
Read the guideCommercial Property
Commercial property insurance in Massachusetts: covering your building and contents.
What Massachusetts commercial property insurance covers, how BOP eligibility and coinsurance work, and when the FAIR Plan becomes the only option.
Last updated 2026-08-19
Read the guideCommercial Insurance
Liquor liability insurance for Massachusetts restaurants and bars.
Massachusetts requires liquor legal liability insurance for §12 on-premises licenses and §12C caterers, with a $250,000/$500,000 statutory floor. Here's how the mandate, coverage, and dram shop claims process actually work.
Last updated 2026-08-15
Read the guideProfessional Liability
Professional liability insurance in Massachusetts: what E&O covers and who needs it.
A grounded look at how professional liability (E&O) insurance works for Massachusetts businesses: coverage scope, claims-made vs. occurrence, deductibles, and the state's LLP/LLC insurance rules.
Last updated 2026-08-13
Read the guideCommercial Insurance
Certificates of insurance for Massachusetts businesses: what they prove and how to get one.
A certificate of insurance evidences that a policy is in force but confers no rights on the holder. Here's what a COI proves, why certificate holder is not the same as additional insured, and how Massachusetts contractors get one for permits and public work.
Last updated 2026-08-07
Read the guideCommercial
General liability insurance for Massachusetts small businesses.
What commercial general liability insurance covers for a Massachusetts small business, what it excludes, how per-occurrence and aggregate limits work, and how to buy it as a standalone policy, BOP, or package.
Last updated 2026-08-05
Read the guideCommercial
The business owners policy (BOP) for Massachusetts small businesses.
A BOP bundles property, general liability, and business interruption coverage for small businesses. Learn what it covers in Massachusetts, who qualifies, and what you still buy separately.
Last updated 2026-08-04
Read the guideCommercial Auto
Commercial auto insurance in Massachusetts: requirements and coverage.
When Massachusetts businesses need commercial auto instead of personal auto, the compulsory limits, higher CSL options, hired and non-owned auto, federal trucking tiers, and fleet rating.
Last updated 2026-07-29
Read the guideWorkers' Compensation
Workers' compensation insurance in Massachusetts: who needs it and how it works.
Workers' comp is mandatory for Massachusetts employers regardless of hours or headcount. Here's who's exempt, how the DIA enforces it, how premiums are rated, and what the policy pays.
Last updated 2026-07-28
Read the guideTechnology E&O
Technology E&O insurance for software and SaaS companies
What technology E&O covers, how the market underwrites software firms, how it differs from generic professional liability, and where it overlaps with cyber.
Last updated 2026-06-22
Read the guideCyber
How to review a cyber liability tower
Read a cyber tower like an underwriter. Sublimits, war exclusions, ransomware coinsurance, IR panels, and the gotchas operators miss.
Last updated 2026-04-17
Read the guideRenewal
The commercial insurance renewal checklist
A 90-day checklist for mid-market operators. What to gather, what to question, and what to negotiate before the effective date.
Last updated 2026-04-17
Read the guideMore on the way.
We publish as the work surfaces patterns worth documenting. Topics in queue include the Massachusetts SDIP merit rating system, umbrella coverage over auto and home, the FAIR Plan for coastal property, and claims advocacy after a denial. If you have a specific question that’s not yet covered, the fastest path is a direct conversation through our contact form.