Homeowners Conditions and Duties After Loss

Key Takeaways

  • Duties After Loss include prompt notice, protecting property, inventory, cooperation, and a signed proof of loss within 60 days of the insurer's request.
  • Replacement-cost settlement on the dwelling requires carrying at least 80% of full replacement cost; otherwise a proportional penalty applies.
  • Personal property (Coverage C) is settled at ACV unless a replacement-cost endorsement is added.
  • Appraisal resolves disagreements about the amount of loss, not coverage; suit against the insurer is typically limited to two years.
Last updated: June 2026

The Conditions sections of the ISO Homeowners forms convert coverage promises into enforceable rules. The exam tests two condition groups: Section I Conditions (property) and Section II Conditions (liability), plus Conditions Applicable to Both Sections. Most heavily tested are the Duties After Loss, the loss settlement valuation rule, and the time limits.

Section I - Duties After Loss

When a property loss occurs, the insured must, as soon as practicable:

  • Give prompt notice to the insurer or agent
  • Protect the property from further damage and keep records of repair costs
  • Cooperate in the investigation
  • Prepare an inventory of damaged personal property
  • Submit a signed, sworn proof of loss within 60 days of the insurer's request
  • Submit to examination under oath and exhibit damaged property if asked

Failure to perform these duties can void or reduce coverage. The 60-day proof-of-loss window is a frequent exam number.

These duties exist to let the insurer investigate promptly while evidence is fresh and to prevent fraud. The insured's obligation to mitigate - protecting property from further damage - means reasonable emergency repairs are reimbursed, but neglecting to act (leaving a broken window open to rain) can reduce the recoverable amount. An insurer that wrongly denies a claim after the insured has performed every duty may be liable for bad faith, a concept the exam may pair with the unfair-claims-settlement rules.

Loss Settlement - ACV vs. Replacement Cost

Homeowners dwelling (Coverage A) losses are settled on a replacement cost basis if the insured carries at least 80% of the full replacement cost of the dwelling at the time of loss. If coverage is below 80%, the insurer pays the greater of (a) actual cash value (ACV) or (b) the proportion the carried limit bears to 80% of replacement cost.

Worked Coinsurance-Style Example

A home costs $400,000 to replace. The 80% requirement is $320,000. The owner insures it for only $240,000 and suffers a $100,000 partial loss.

Recovery = (Carried / Required) x Loss = ($240,000 / $320,000) x $100,000 = 0.75 x $100,000 = $75,000, then less the deductible. The remaining $25,000 is the penalty for underinsuring. Personal property (Coverage C) is generally settled at ACV unless a replacement-cost endorsement is added.

Remember two limits on this rule. First, the proportional penalty only applies to partial losses; in a total loss, most states require payment of the full policy limit under valued policy laws. Second, the formula pays the greater of ACV or the proportional amount, so the insured is never penalized below the depreciated value of the damaged property. ACV itself equals replacement cost minus depreciation, while replacement cost pays to repair or replace with like kind and quality without a depreciation deduction.

Carried LimitRequired (80%)LossPenalty FactorPaid (before deductible)
$240,000$320,000$100,0000.75$75,000
$320,000$320,000$100,0001.00$100,000
$360,000$320,000$100,0001.00 (capped)$100,000

Other Frequently Tested Conditions

  • Insurable interest and limit of liability: the insurer will not pay more than the insured's interest, nor more than the applicable limit.
  • Deductible: applies once per occurrence to Section I losses.
  • Loss to a pair or set: the insurer may repair/replace to restore value or pay the difference in value.
  • Appraisal: if the insurer and insured disagree on the amount of loss (not coverage), either may demand appraisal; each selects an appraiser, who pick an umpire; agreement by any two binds.
  • Suit against us: the insured must bring suit within two years (commonly) of the date of loss, and must first comply with all policy terms.
  • Subrogation: the insurer may recover from a responsible third party; the insured may waive subrogation in writing before a loss.
  • Mortgage clause: protects the mortgagee's interest even if the insured's own claim is denied.
  • Concealment or fraud: the policy is void as to any insured who intentionally conceals or misrepresents a material fact.
  • Liberalization: if the insurer broadens coverage without premium charge during the policy period, the broadened coverage applies automatically.

Under Section II Conditions, the duties after an accident differ from property duties: the insured must give written notice of the occurrence, forward every legal document received, cooperate in the defense, and not voluntarily make payments or assume obligations (except first aid to others). A separate bankruptcy of an insured condition confirms that the insured's bankruptcy does not relieve the insurer of its duties.

The Conditions Applicable to Both Sections bind the entire contract. Policy period limits coverage to losses during the dates on the declarations, and assignment of the policy is not valid without the insurer's written consent, because underwriting is based on the specific insured.

Cancellation rules typically allow the insured to cancel anytime, while the insurer must give advance written notice - commonly 10 days for nonpayment and 30 days for other reasons, with shorter windows during the first 60 days of a new policy. Nonrenewal requires advance notice (often 30 days). Master these condition triggers, deadlines, and the appraisal-versus-coverage distinction, because the exam tests them with scenario questions rather than simple definitions.

Test Your Knowledge

A dwelling has a replacement cost of $500,000. To receive full replacement-cost loss settlement on a partial loss, what is the minimum amount of Coverage A the insured should carry?

A
B
C
D
Test Your Knowledge

After a covered fire, the insurer requests a signed, sworn proof of loss. Within how many days must the insured typically submit it under the standard Homeowners form?

A
B
C
D