Registering for New Hampshire Payroll Tax Account Numbers
New Hampshire requires employers to register with the Department of Employment Security.
Employment Security State Employer Account Number
- Register online
- Formats: (999999, 999999AAAA)
- To find an existing account number, call: (603) 228-4033 or (603) 228-4034
New Hampshire Payroll Taxes
Payroll Tax Rates
The Department of Employment Security will assign your unemployment insurance tax rate. New employers generally have an initial rate of 1.0%. There is a fixed Administrative Contribution rate of 0.20% for all employers.
Payroll Tax Deposit Schedules
All unemployment taxes are deposited quarterly.