Bunkering DDD Calculator
Automatic calculation of payment due dates based on business days
BDN Delivery Date (YYYY-MM-DD)
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Country / Region
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Korea (대한민국)
Japan (日本)
China (中国)
Hong Kong (香港)
Taiwan (台灣)
Singapore
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Philippines
Vietnam
India
United Arab Emirates
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United Kingdom
Germany
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Italy
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Payment Term
DDD (Days after Delivery)
COD
CIA (Cash in Advance)
Include weekends in DDD
Include holidays in DDD
Adjust due date to previous weekday if falls on weekend/holiday
Count delivery date as Day 1
Calculate Due Date
Example: Delivery 2025-05-01 + 30 DDD → 2025-05-31