The Costco Business Credit Card rental car insurance only works if you deny the insurance offered by the rental company. You must also use your card to pay for the full cost of your rental to be covered for:
Damage of the vehicle by an accident, natural disaster, or vandalism
Theft of the vehicle
Certain terms and exclusions apply. To find out more about them or to file a claim, call (866) 918-4670 or the number on the back of your card.
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