What does Net 30 mean?
Net 30 usually means payment is due 30 calendar days after the invoice date, unless the invoice or agreement defines it differently.
Basic example
If an invoice is dated June 4, adding 30 calendar days gives a July 4 calendar due date. If that date falls on a weekend or holiday, some teams use the next business day for internal follow-up planning.
The invoice wording should control the actual payment term. BusinessDayKit helps with date planning, not contract interpretation.
In day-to-day accounts receivable work, teams often track two dates: the calendar due date from the invoice term and the next business handling date used for reminders or payment follow-up. Keeping both avoids changing the meaning of the invoice while still giving the team a practical operating date.
Related terms
Net 7, Net 15, Net 45, and Net 60 use the same basic idea with a different number of calendar days. Some invoices also offer early payment discounts, such as 2/10 Net 30.
Common mistakes
A common mistake is treating Net 30 as thirty business days. That may be true only if the agreement specifically says so. Another mistake is assuming that a weekend due date automatically changes the payment obligation. Some companies use the next business day for processing, but the agreement or policy should be checked.
What to include on an invoice
Clear invoices usually show the invoice date, payment terms, due date, accepted payment methods, and contact information for billing questions. If you use a business-day-adjusted reminder date internally, keep it separate from the due date shown to the customer unless your invoice wording supports that treatment.