New Hampshire Statute of Limitations on Debt Collection
Contracts and open accounts: 3 years, (RSA 508:4).
Notes, defined as negotiable instruments: 6 years (RSA 382-A: 3-118)
Judgments, recognizance, and contracts under seal: 20 years (RSA 508:5)
Notes secured by a mortgage: 20 years and applies even if the mortgage has been foreclosed, (RSA 508:6).
Tolling: Payment on an account tolls the statute.
NOTE: Installment loans allow for separate measurement of the statutory period as each separate payment comes due, unless the loan has been accelerated.