Premium Formula:
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The Short Term Premium calculation determines the pro-rated premium amount for a partial year coverage period based on the annual premium and number of days of coverage needed.
The calculator uses the premium formula:
Where:
Explanation: This formula calculates the proportional premium for short-term coverage by dividing the annual premium by 365 days and multiplying by the number of coverage days required.
Details: Accurate premium calculation is essential for insurance pricing, financial planning, and ensuring fair pro-rated charges for partial coverage periods.
Tips: Enter the annual premium amount in dollars and the number of coverage days required. Both values must be valid (annual > 0, days between 1-365).
Q1: Why use 365 days instead of 360 or 365.25?
A: 365 days is the standard convention for daily pro-rating in most insurance calculations for simplicity and consistency.
Q2: Can this be used for leap years?
A: For leap years, some calculations may use 366 days, but 365 is the standard for most pro-rating purposes.
Q3: What types of insurance use this calculation?
A: This calculation is commonly used for property, casualty, auto, and various other types of short-term insurance coverage.
Q4: Are there any additional fees or taxes?
A: This calculation provides the base premium only. Additional fees, taxes, or surcharges may apply depending on the specific insurance product and jurisdiction.
Q5: Can this formula be used for refund calculations?
A: Yes, the same formula can be used to calculate premium refunds for cancelled policies on a pro-rata basis.