New Hampshire Late Fee Calculator

Find the legal maximum late fee in New Hampshire. Based on N.H. Rev. Stat. §336:1 (legal rate of interest).

Max per month
1.5%
Annualized cap
18%
Written agreement
Required
Grace period
0 days

New Hampshire Late Fee Calculator

Based on N.H. Rev. Stat. §336:1 (legal rate of interest)

Late fee owed$15.00

QuickBillMaker applies late fees automatically based on your configured policy. Set it once and stop chasing payments by hand.

How New Hampshire late fees work

In New Hampshire, late payment fees on commercial invoices are governed by N.H. Rev. Stat. §336:1 (legal rate of interest). The legal maximum is 1.5% per month (18% annualized). Legal rate set annually (~10% recent). No fixed usury cap on commercial contracts.

The fee must be stated in a written agreement before the work is performed. Without a written rate, only the statutory default rate applies.

New Hampshire prompt-pay law

New Hampshire Prompt Payment Act (N.H. Rev. Stat. §447:1 et seq.) Subs paid within 7 days of GC receiving payment; 1% per month interest if late.

Stop calculating late fees by hand

QuickBillMaker applies your New Hampshire late fee rate automatically when invoices go overdue.

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