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A pipe behind the upstairs bathroom has been dripping since roughly March. Nobody noticed until the dining room ceiling turned the colour of weak tea. The contractor’s estimate lands at $14,800, the claim goes in, and three weeks later a letter arrives: denied. Not because the damage isn’t real, but because the policy excludes “constant or repeated seepage or leakage over a period of weeks, months or years.”
Most denied home claims aren’t disputes about whether something broke. They’re disputes about a line buried on page 11 of a 40-page policy booklet. Understanding home insurance exclusions before you file, or better, before you buy, is the difference between a check and a rejection letter.
The Exclusions List Does More Work Than the Coverage List
A standard HO-3 homeowners policy covers “risks of direct physical loss” to the dwelling, then takes most of that generosity back in the exclusions section. That phrasing sounds broad. It is, until you read what follows: earth movement, water damage of certain kinds, neglect, ordinance or law, intentional acts, business exposure, animals, and a long tail of quiet carve-outs.
The declarations page tells you what you paid and what the limits are. It tells you almost nothing about what will actually be paid out. Two policies with identical $400,000 dwelling limits can behave completely differently when a sewer backs up or a foundation cracks.
Water Damage: Three Different Problems, Three Different Answers
Water is the single messiest area of home insurance exclusions, because the word covers at least three unrelated events with three different coverage outcomes.
Sudden versus gradual
A supply line that bursts and floods a hallway at 2am? Covered. A slow leak under the kitchen sink that has been rotting the subfloor for eighteen months? Excluded as deterioration and repeated seepage. Insurers draw this line hard, and a plumber’s note saying “long-term leak” will end your claim quickly.
Flood is never on the standard form
Rising water from outside, storm surge, river overflow, and surface runoff are excluded from every standard homeowners policy in the country. Flood is a separate policy through the NFIP or a private carrier. Roughly a quarter of flood claims come from properties outside designated high-risk zones, so “I’m not in a flood zone” isn’t a coverage argument.
Sewer backup needs its own endorsement
Water that comes up through drains, sump pumps, or floor drains is typically excluded and can be added back for $50 to $150 a year. That endorsement usually carries a $5,000 to $10,000 sub-limit, which is well below the $20,000-plus a finished basement flood often costs.
Earth Movement and the Ground Under Your House
Earthquake, landslide, mudflow, sinkhole collapse, and settling are excluded on standard forms. Settlement cracks from soil compaction over time fall under the maintenance exclusion instead, which means a $30,000 foundation repair is yours to fund. Florida requires insurers to offer sinkhole coverage and some states mandate earthquake disclosure, so the rules shift by location. In most of the country, though, the ground moving is a named exclusion and nothing more.
The Maintenance Clause Nobody Reads
Insurers cover accidents, not decay. Wear and tear, deterioration, rust, rot, mold, insects, rodents, and inadequate maintenance sit on the exclusion list, and they quietly eliminate a large share of the claims people file in older homes.
Freeze damage is a good test case. If the furnace failed while you were home and pipes froze, that’s usually covered. If you switched the heat off and left for a month in January, most policies exclude the resulting damage because the dwelling wasn’t maintained at a reasonable temperature. Some carriers require you to shut off the water supply and drain the system if the house will be unoccupied for more than 30 days. Skip that step and the claim is gone.
Mold deserves its own mention. Even when mold results from a covered event like a burst pipe, many policies cap remediation at $10,000, and some exclude it entirely. Read that sub-limit before you need it.
Occupancy: When an Empty House Stops Being Insured
Homeowners policies assume someone lives there. Most forms treat a home as vacant after 30 or 60 consecutive days with no occupants and no furnishings, and a vacant house is excluded from vandalism, glass breakage, water damage, and sometimes theft. A renovation, a long hospital stay, or an inherited property sitting empty can all trigger it. Vacant home insurance works differently from a standard policy, with its own shorter terms and higher premiums, and it’s the right tool for a property that will sit unoccupied for months.
Renting Out the House Changes the Policy
The moment a tenant signs a lease, the homeowner policy’s owner-occupied assumption breaks. Property damage may still be paid in some circumstances, but liability coverage and certain perils can be voided outright, and an insurer that discovers a two-year undisclosed tenancy has grounds to deny a claim and cancel the policy retroactively.
Landlord policies handle lost rent, tenant-caused damage, and liability for injuries on the property. Cheap landlord policies often fall short on exactly these points, and short-term rentals through Airbnb or VRBO usually need a separate commercial rider or a dedicated host policy. Investment properties carry their own exclusion traps, including vacancy during turnovers between tenants.
Business Use, Home Offices, and “Incidental”
A laptop and a desk are fine. A home business with inventory, clients visiting, or $15,000 of equipment is not. Standard policies cap business personal property at around $2,500 and exclude liability arising from business activities. If a client trips in your home office and sues, the homeowners policy will likely step aside.
The Quiet Exclusions That Surprise People
Beyond the headline gaps, a handful of smaller exclusions catch policyholders off guard every year.
- Ordinance or law: Rebuilding to current code after a fire can add 25% or more to costs, and standard policies cap this at $10,000 or exclude it.
- Service lines: The pipe between the street and the house, and the wiring from the pole, are typically not covered. Service line endorsements run about $50 a year.
- Jewelry, cash, and collectibles: Theft of jewelry is commonly capped at $1,500 to $2,500 total, no matter what the ring cost.
- Animals: Damage caused by your own pets is excluded, and certain dog breeds are barred from liability coverage entirely.
- Property of others: A roommate’s or boarder’s belongings aren’t covered by your policy.
- Manufactured homes: These often run on a separate form with its own exclusion set. Coverage for manufactured homes needs its own read-through rather than an assumption that the standard rules apply.
How to Read the Exclusions Before You Buy
Ask for the full policy jacket, not just the quote summary. Every carrier in your state files its form publicly, and the exclusions section is usually two to four pages. Compare three quotes side by side and look specifically for water backup limits, mold sub-limits, ordinance or law coverage, and the vacancy clause. The step-by-step quote walkthrough here shows what those comparisons look like with actual numbers.
One practical trick: search the PDF for the word “excluded” and read every hit. It takes eight minutes and it’s more useful than any brochure.
Pricing the Fixes That Close the Gaps
Most of the big exclusions can be bought back, and the costs are smaller than people expect. Water backup coverage for $10,000 of protection typically adds $60 to $120 a year. Service line coverage runs $40 to $80. Scheduled jewelry riders cost roughly $1 to $2 per $100 of value annually. Flood is the expensive one, averaging $700 to $1,200 a year for a moderate-risk home, but it’s the only way to cover the most common catastrophic loss in the country.
Earthquake and sinkhole endorsements run higher, often $200 to $800 depending on fault proximity and deductible choices, and they carry percentage deductibles of 10% to 15% of the dwelling limit. That means a $400,000 house has a $40,000 to $60,000 deductible before a penny is paid. Knowing that number in advance changes how you plan for a seismic event, and it beats discovering it in the middle of one.
Start with the two exclusions most likely to affect your specific house: water where it shouldn’t be, and the property sitting without the right occupant. Everything else is worth a line-by-line review once a year when the policy renews, because forms change and so do your circumstances.
