State rules
New Hampshire Security Deposit Rules
Landlord obligations under N.H. RSA §§ 540-A:6, 540-A:3
Deposit limit
1 month rent
Maximum lawful security deposit
Return deadline
30 days
After tenancy ends
Interest required
Yes
At the actual bank rate
Escrow required
Yes
Landlord must hold deposit in a separate account and furnish a receipt within 30 days
Source: N.H. RSA §§ 540-A:6, 540-A:3, for the figures shown above. This tool is for informational purposes only and does not constitute legal advice. Consult a New Hampshire attorney for specific guidance.
Deposit limit verified against N.H. RSA §§ 540-A:6, 540-A:3 as of Jun 23, 2026.