Payment Terms Calculator
Never miss due dates: calculate invoice deadlines for Net terms.
Enter your contract details
The date your contract begins
Length of your contract (in days, weeks, months, quarters, or years)
Frequently asked questions
Frequently asked questions about payment terms calculator
30 days from invoice date (e.g., Jan 1 → Jan 31); some use end-of-month terms.
Payment is due 60 days from invoice date—common for larger B2B buys.
Expect late fees, strained vendor ties, loss of discounts, possible service suspension.
Add term days to invoice date; some vendors use EOM rules—check your terms.
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