MyYachtsInsurance - Yacht Insurance Community

Reviewed by Alex Short, Independent Yacht Insurance Risk Analyst

TL;DR

Deductibles for maritime personal property claims are typically specified in hull and machinery or yacht policies. Coverage is limited by clauses such as the "care, custody, and control" exclusion or "named storm deductible" under [LSW-3000]. A deductible applies when the loss is caused by a covered peril, such as collision or all-risk events under [IHC-2003] or [IYIC-1985]. The deductible amount is triggered upon the occurrence of a loss event, and it must be met before the insurer pays the remaining claim amount.

Trigger Conditions

Trigger	Policy Impact	Consequence
Navigation limits breached	Breach of voyage clause [IHC-2003]	Coverage excluded for losses occurring outside permitted zones
Hot work without approval	Violation of maintenance and safety clause [IYIC-1985]	Deductible increased or claim denied for resulting damage
Survey overdue	Non-compliance with inspection clause [IYIC-CLAUSE-10]	Deductible applied in full without prorating
Contractor assumes custody	Care, custody, and control exclusion [LSW-3000]	Losses during contractor custody excluded from coverage
Refit/lay-up not notified within 30 days	Breach of notice clause [IYIC-1985]	Deductible may be voided or claim denied

Underwriter's Checklist

Survey reports: Underwriters verify the current condition and valuation of the vessel to assess deductible applicability in the event of a claim, ensuring alignment with the policy’s terms and coverage limits [IHC-2003] [IYIC-CLAUSE-10] [MIA-GUIDELINES].
Class certificates and status: Underwriters confirm that the vessel is in good standing with a recognized classification society, as this affects risk exposure and deductible requirements under hull insurance [IHC-2003] [ITC-H-1983] [MIA-1906].
Maintenance logs: Underwriters review maintenance records to ensure the vessel was properly maintained, which is essential for determining whether a loss is attributable to neglect, impacting deductible obligations [IHC-2003] [IYIC-CLAUSE-10] [MIA-GUIDELINES].
Refit/modification records: Underwriters assess any structural or mechanical changes to the vessel to ensure they were completed in accordance with class rules and statutory requirements, which may affect deductible calculations [IHC-2003] [IYIC-1985] [MIA-1906].
Crew qualifications: Underwriters verify that the crew holds valid certifications and licenses, as unqualified operation may void deductible coverage or increase liability under the policy [IHC-2003] [MIA-1906] [MIA-GUIDELINES].
Navigation area endorsements: Underwriters confirm that the vessel operates within the policy’s endorsed navigation areas, as deviations may trigger deductible requirements or exclusions [IHC-2003] [ITC-H-1983] [MIA-1906].
Loss history declarations: Underwriters review prior claims and loss history to assess risk trends and determine if deductible thresholds or exclusions apply based on repeated incidents [IHC-2003] [IYIC-CLAUSE-10] [MIA-GUIDELINES].
Pre-purchase survey reports: Underwriters evaluate pre-purchase surveys to identify any latent defects or pre-existing conditions that may influence deductible requirements or coverage limitations [IHC-2003] [IYIC-1985] [MIA-1906].

Policy Wording Traps

Clause Type	Trap Mechanism	Scenario	Coverage Result
Deductible for Named Storms	Deductible applies only to specific storm events	A vessel sustains damage from a hurricane, but the deductible is not met due to the storm not being listed in the LSW 3000 clause	Claim denied for failure to meet named storm deductible [LSW-3000]
Latent Defect Carve-Out	Excludes damage arising from pre-existing latent defects	A yacht's hull cracks due to undetected structural weakness from prior use	No coverage for hull damage under IYIC-1985 the relevant policy clause [IYIC-CLAUSE-10]
Faulty Workmanship Exclusion	Excludes damage caused by poor repair or construction	A vessel's engine fails due to improper installation by a third-party contractor	Claim denied under ITC-H-1983 for faulty workmanship [ITC-H-1983]
Gradual Deterioration Exclusion	Excludes damage from slow, progressive wear	A ship's propeller corrodes over time due to saltwater exposure	No coverage for consequential damage from gradual wear [IHC-2003]
Material Change Warranty	Loss of coverage if vessel is modified without consent	A vessel is refitted with new equipment without insurer approval	Policy void for breach of material change warranty [MIA-1906]
Contractors' Exclusion	Excludes damage caused by third-party contractors	A crane operator causes damage during cargo loading	Claim denied under IYIC-1985 for wilful misconduct by contractors [IYIC-1985]

Operational Reality

Yards and operators frequently fail to apply deductible amounts correctly when submitting personal property claims, leading to delays and disputes. Upon damage discovery, the owner is responsible for notifying the underwriter and providing a preliminary report, though many yards submit invoices without deductibles applied, assuming the underwriter will adjust the amount [IHC-2003]. Surveyors are typically engaged after initial notification to assess damage and verify deductible calculations, but their involvement is often delayed due to incomplete documentation from the yard or owner. Documentation must include a detailed inventory of damaged items, repair estimates, and proof of deductible application, all submitted within the policy notification period, which varies by insurer but is typically outlined in the policy wording. Common mistakes include omitting deductible calculations from repair invoices or failing to distinguish between covered and excluded items, which can result in claim rejection or extended processing. Underwriters may also require a surveyor’s report to confirm deductible application, especially in cases involving named storm deductibles under clauses like LSW 3000 [LSW-3000]. Class societies are generally not involved in personal property claims unless the damage affects the vessel’s classification status. Failure to adhere to these procedural steps can lead to protracted claims handling and increased costs for the owner.

Related Risks

Failure to meet deductible thresholds may result in claim denial under Institute Yacht Clauses (1.11.85) the relevant policy clause [IYIC-CLAUSE-10]
Named storm deductibles under LSW 3000 [LSW-3000] may apply separately from standard deductibles, increasing out-of-pocket exposure
Constructive Total Loss declarations under MIA 1906 s.60 [CTL-CLAUSE] may interact with deductible requirements, affecting claim settlement
Deductible applicability may conflict with General Average adjustments governed by York-Antwerp Rules 2016 [YORK-ANTWERP-2016]

Questions for Your Broker

Does the policy specify the deductible amount applicable to personal property claims under the Institute Time Clauses Hulls [ITC-H-1983], and is it a fixed sum or a percentage of the insured value?
Are there separate deductible requirements for personal property claims arising from named storms, and if so, are they outlined in the LMA/IUA Named Storm Deductible Clause [LSW-3000]?
Does the policy exclude coverage for personal property damage caused by wear and tear, and is this exclusion explicitly stated in the International Hull Clauses [IHC-2003]?
What documentation is required to substantiate a personal property claim, and does the policy reference the Marine Insurance Act 1906 [MIA-1906] regarding proof of loss?
Under what circumstances does the deductible apply to personal property claims involving general average, and is the York-Antwerp Rules 2016 [YORK-ANTWERP-2016] referenced for such scenarios?
Does the policy require the insured to notify the underwriter within a specific timeframe for personal property claims, and is this requirement aligned with the Insurance Act 2015 [ICA-2015] guidelines?

References

LMA/IUA Named Storm Deductible Clause (LSW 3000) (framework) — https://www.lmalloyds.com/LMA/Wordings/Marine/Marine_Cargo/LMA_Marine_Cargo_Clauses.aspx
International Hull Clauses (01.11.03) (framework) — http://www.fortunes-de-mer.com/documents%20pdf/polices%20corps/Etrangeres/Royaume%20Uni/International%20Hull%20Clauses%202003.pdf
Institute Yacht Clauses (1.11.85) (framework) — https://www.fortunes-de-mer.com/documents%20pdf/polices%20corps/Etrangeres/Royaume%20Uni/Institute%20Yacht%20Clauses%201.11.85.pdf
Institute Yacht Clauses (1.11.85) the relevant policy clause (Deductible) (framework) — https://www.fortunes-de-mer.com/documents%20pdf/polices%20corps/Etrangeres/Royaume%20Uni/Institute%20Yacht%20Clauses%201.11.85.pdf#clause10
MIA Guidelines (other) — https://www.marineinsurance.org/
Institute Time Clauses Hulls (1.10.83) (framework) — https://www.fortunes-de-mer.com/documents%20pdf/polices%20corps/Etrangeres/Royaume%20Uni/Institute%20Time%20Clauses%20Hulls%201.10.83.pdf
Marine Insurance Act 1906 (UK) (legal) — https://www.legislation.gov.uk/ukpga/1906/41/pdfs/ukpga_19060041_en.pdf
Constructive Total Loss (MIA 1906 s.60) (legal) — https://www.legislation.gov.uk/ukpga/1906/41/section/60
York-Antwerp Rules 2016 (General Average) (framework) — https://comitemaritime.org/wp-content/uploads/2018/06/2016-York-Antwerp-Rules-with-Rule-XVII-correction.pdf
Insurance Act 2015 (UK) (legal) — https://www.legislation.gov.uk/ukpga/2015/4/pdfs/ukpga_20150004_en.pdf

Disclosure

This content is provided for informational purposes only and does not constitute insurance advice. Coverage terms vary by policy, jurisdiction, and underwriter. Consult a licensed marine insurance broker for guidance specific to your vessel and operations.

Deductible Requirements for Maritime Personal Property Claims