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PROPERTY POLICIES · 6 MIN READ

Flood, Earthquake, and Residual Market Programs

Standard property forms exclude the two great catastrophe perils, flood and earthquake, so the market fills the gap with specialized programs the exam tests heavily. The National Flood Insurance Program (NFIP) is the federal flood mechanism, sold directly and through Write Your Own (WYO) private carriers, with rating modernized under Risk Rating 2.0. Its Mandatory Purchase Requirement has three concurrent triggers: a federally backed or federally regulated lender, a structure located in a Special Flood Hazard Area (Zone A or V), and a community that participates in the NFIP. New NFIP policies generally carry a 30-day waiting period before coverage begins, with limited exceptions such as loan-closing purchases. The Standard Flood Insurance Policy also includes Coverage D, Increased Cost of Compliance, paying up to $30,000 toward elevating, relocating, demolishing, or floodproofing a building the community declares substantially damaged — and that ICC money is in addition to the building limit. The substantial damage trigger itself is a 50 percent-of-value threshold, and Pre-FIRM versus Post-FIRM status historically drove subsidized versus full-risk rating. Earthquake coverage travels a parallel road. Homeowners can add an earthquake endorsement to the HO policy or buy a stand-alone earthquake policy structured like a difference-in-conditions (DIC) form that wraps around the HO-3 exclusion. Stand-alone earthquake policies share two signature provisions absent from the base HO form: a large percentage deductible, typically 10 to 25 percent of the dwelling limit, and a waiting period of roughly 30 to 60 days after inception during which claims are not covered — a defense against adverse selection after foreshocks. On the commercial side, earthquake is added by cause-of-loss endorsements to the commercial property program. DIC policies more broadly serve as catastrophe gap-fillers layered over standard personal or commercial forms, picking up flood and earthquake where the underlying policy excludes them. When the voluntary market will not write a property at all, residual market mechanisms respond. FAIR plans are state-organized pools providing basic property insurance to applicants unable to obtain coverage in the voluntary market, typically in urban or catastrophe-exposed areas. The exam expects you to recognize FAIR plans as the property residual market concept, alongside the NFIP and stand-alone catastrophe forms, rather than to know any single state's mechanics.

Watch it instead: Flood, Earthquake, and the Residual Market6:57 interactive video · pauses twice to check you

Key rules

Mandatory purchase needs a federal lender, SFHA location, and participating community

All three elements must exist together; a voluntary purchase outside the Special Flood Hazard Area does not trigger the requirement.

Why the exam cares: Exam stems remove one element and ask whether purchase is mandatory; the three-part concurrent test is the key.

NFIP Increased Cost of Compliance pays up to $30,000 in addition to the building limit

Coverage D funds elevation, relocation, demolition, or floodproofing when the community declares the structure substantially damaged or repetitive-loss.

Why the exam cares: The tested points are the $30,000 cap and that ICC stacks on top of Coverage A rather than eroding it.

New NFIP coverage generally starts after a 30-day waiting period

Exceptions exist, most notably purchases made in connection with a loan closing; otherwise coverage cannot be bought as a storm approaches.

Why the exam cares: Waiting-period questions test both the 30-day rule and its loan-closing exception.

Stand-alone earthquake policies carry percentage deductibles and a waiting period

Deductibles typically run 10 to 25 percent of the dwelling limit, and claims within roughly 30 to 60 days of inception are not covered.

Why the exam cares: The exam contrasts these two provisions with the base HO-3, where neither exists.

FAIR plans are the residual market for property risks the voluntary market rejects

They are state-organized mechanisms offering basic property coverage; DIC policies separately fill catastrophe gaps over standard forms for insurable risks.

Why the exam cares: Concept questions ask where an uninsurable-in-the-voluntary-market property owner turns; FAIR plan is the answer.

Numbers to memorize

  • 30 days — standard NFIP waiting period before new flood coverage takes effect (loan-closing exception)
  • $30,000 — maximum NFIP Increased Cost of Compliance (Coverage D) payment, in addition to the building limit
  • 50% — substantial damage / substantial improvement threshold that triggers compliance obligations
  • 10-25% of dwelling limit — typical stand-alone earthquake percentage deductible
  • 30-60 days — typical stand-alone earthquake policy waiting period after inception

Common traps

  • Thinking ICC money erodes the flood building limit — the up-to-$30,000 compliance payment is in addition to Coverage A.
  • Treating the flood waiting period as absolute — the 30-day rule has exceptions, most importantly coverage bought at a loan closing.
  • Confusing the mandatory purchase trigger with mere flood-zone location — it also requires a federally connected loan and a participating community.
  • Assuming earthquake deductibles work like flat dollar deductibles — they are a percentage of the dwelling limit, so the insured retains catastrophe-scale first dollars.

Group catastrophe numbers on one flashcard — 30 days flood wait, $30,000 ICC, 50 percent substantial damage, 10 to 25 percent quake deductible — because these figures are asked nearly verbatim.

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