NetTermsKit

What Is Net 30 Payment Terms? + Calculator

What is Net 30 payment terms? Plain-English answer plus a free due date calculator for any invoice date.

What is Net 30 payment terms? It means the buyer must pay the full amount within 30 days of the invoice date. It is the default SMB B2B term in the US. Use the calculator to turn that rule into an exact due date you can put on the invoice.

Market reference

MetricRangeNote
Definitionpay in 30 daysfrom invoice
MarketUS SMB defaultvery common
Variant2/10 Net 30early discount
Dispute fixprint due datenot just Net 30

Interactive example — what is net 30 payment terms

Due date
Tue, Aug 18, 2026
Days from invoice
30 days
Open full calculator →

Recommended next step

Send invoices with clear due dates

You have the due date — create and send a professional invoice in minutes with free or paid accounting tools.

We may earn a commission if you sign up through these links — at no extra cost to you.

Use our free invoice due date calculator for unlimited scenarios. All calculations run in your browser — no signup, no data upload.

Try free invoice due date calculator

Frequently asked questions

What is Net 30 payment terms?

Full payment is due 30 calendar days after the invoice date.

Is Net 30 the same as due in 30 days?

Yes in most B2B invoices.

What is 2/10 Net 30?

2% discount if paid within 10 days; otherwise full amount due in 30.

Related guides