- Actual Cash Value (ACV)
- The replacement cost of damaged property minus depreciation. Many policies pay this amount first.
- Additional Living Expense (ALE)
- The extra cost of living elsewhere while your home is unlivable after a covered loss. It usually falls under loss of use coverage.
- Appraisal award
- The written decision that sets the amount of loss, signed by at least two of the three panel members.
- Appraisal clause
- The policy provision that lets either side demand a panel to decide a disputed amount of loss.
- Chapter 176D
- The Massachusetts law on unfair methods of competition and unfair claim settlement practices in insurance. Appraisal does not decide claims under it.
- Chapter 93A
- The Massachusetts consumer-protection law. Whether it applies to an insurance dispute is a legal question for an attorney.
- Code upgrade / Ordinance or law
- Coverage for added costs to bring repaired work up to current building codes. It is often subject to a separate limit.
- Coverage A
- Dwelling coverage for the house itself and attached structures.
- Coverage B
- Other structures coverage for detached buildings such as garages, sheds and fences.
- Coverage C
- Personal property coverage for your belongings.
- Coverage D
- Loss of use coverage, including additional living expense and fair rental value.
- Declarations page
- The summary page of a policy listing the insured, property, limits, deductibles and policy period.
- Deductible
- The portion of a covered loss you pay before the insurer pays.
- Depreciation
- The reduction in value for age, wear and condition. It is subtracted from replacement cost to reach actual cash value.
- Disinterested appraiser
- An appraiser with no financial or personal stake in the outcome, as most appraisal clauses require.
- Division of Insurance
- The Massachusetts state agency that regulates insurers and handles consumer complaints. It is part of the Office of Consumer Affairs and Business Regulation.
- Fair rental value
- The rent you lose when a covered loss makes a rented part of your property unlivable.
- HO-3
- A common homeowner policy form covering the dwelling on an open-perils basis and belongings on a named-perils basis.
- HO-6
- A condo unit owner policy covering interior improvements, belongings, loss of use and some liability.
- Holdback
- Recoverable depreciation the insurer withholds until repairs are completed.
- Ice dam
- A ridge of ice at the roof edge that blocks melting snow, which can back water up under shingles and into the house.
- Line item
- A single entry in an estimate, such as one material or task with a quantity and unit price.
- Loss of use
- Coverage for added living costs or lost rent while a home cannot be lived in after a covered loss.
- Master policy
- The insurance an association carries on a condominium building and common areas.
- Matching
- The question of whether undamaged materials must be replaced so repairs look uniform with the rest of the surface.
- Mitigation
- Steps taken to prevent further damage after a loss, such as tarping or water extraction. Most policies require reasonable mitigation.
- MPIUA / FAIR Plan
- The Massachusetts Property Insurance Underwriting Association, the state’s insurer of last resort for property coverage. It insures many coastal homes.
- Named-storm deductible
- A separate deductible, often a percentage of the dwelling limit, that applies to damage from a named storm or hurricane.
- Nor’easter
- A coastal storm with strong northeast winds, common in New England from fall through spring, that can bring wind, snow, surge and flooding.
- Overhead and profit (O&P)
- Charges for a general contractor’s business costs and margin, often around 10% each when a job needs coordination of several trades.
- Pitch
- The steepness of a roof, written as rise over a 12-inch run, such as 8/12. Steeper roofs often cost more to repair.
- Proof of loss
- A sworn statement of the amount claimed that some policies require within a set time after a loss or a request.
- Recoverable depreciation
- Depreciation that a replacement cost policy pays back once repairs are completed.
- Reference (standard fire policy)
- The procedure in the Massachusetts standard fire policy for disinterested referees to determine a disputed amount of loss. Many forms call it appraisal.
- Replacement Cost Value (RCV)
- The cost to repair or replace damaged property with like kind and quality, without subtracting depreciation.
- Scope
- The list of damaged items and the work needed to repair them. Many disputes are about scope rather than price.
- Snow load
- The weight of snow and ice on a roof. Heavy loads can crack rafters or cause collapse.
- Square
- A roofing unit equal to 100 square feet of roof surface.
- Sub-limit
- A cap inside a broader coverage that limits payment for a specific type of property or loss.
- Supplement
- A request to add items or costs to an estimate after the first one, often because hidden damage was found.
- Triple-decker
- A three-family wood-frame house with one unit per floor, common in Worcester, Dorchester, Lowell and other Massachusetts cities.
- Umpire
- The neutral third panel member who decides items the two appraisers cannot agree on.
- Waste factor
- Extra material added to an estimate to account for cutting and fitting, especially on roofs and flooring.
- Xactimate
- Estimating software widely used by insurers, adjusters and contractors to price property repairs line by line.

Reference
Property Insurance Claim Glossary
44 terms from policies, estimates and appraisal awards — including Massachusetts-specific ones — in plain English.