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New Hampshire State Tax Information

Looking for New Hampshire state tax information? We provide the latest resources on state tax, unemployment, income tax and more.


Department of Revenue Administration

Department of Employment Security


Withholding Requirements:

  • Register as employer by filing Form DES 100A (Employer Status Report):
  • No Withholding Tax
  • Withholding Method = N/A
  • Supplemental Rate = N/A

Local Taxes:


State Unemployment Insurance (SUI):

Report quarterly wages and contributions by filing Form DES 200A (Employer Quarterly Tax and Wage Report) by last day of month following end of quarter:

Reserve ratio formula
Wage base is $14,000 for 2019
Contribution rates range from 0.1% to 7%
New employers use 1.2% for 2019.

New Hampshire is the only state that may adjust its unemployment tax rates quarterly.

State Disability Insurance (SDI):


State Labor Laws:

Minimum Wage - The Federal minimum wage applies
Termination Pay - Fired - 72 hours. Laid off - next regular payday. Quit - next regular payday or 72 hours if one pay period's notice given.

New Hire Reporting:

Employers must report hiring, rehiring, and return to work within 20 days on Form W-4 (or equivalent).

Report should include employer's name, address, FEIN,
NHES account number; employee's name, address, SSN.
Send to:

ATTN: New Hire Program
NH Employment Security
PO Box 2092
Concord, NH 03302-2092
Phone: 800-803-4485
Fax: 603-224-0825

Remit Withholding for Child Support to:

Child Support Enforcement Services

Child Support Regional Processing Center
PO Box 9501
Manchester, NH 03108-9501


To report online click here


For paycheck calculation visit the New Hampshire Paycheck Calculator of PaycheckCity. is a free online resource featuring a compilation of research, collaboration and web tools for use by payroll professionals and more including information about New Hampshire state tax, articles, federal tax information and state tax information.

TAX TIDBIT... To correctly calculate withholding near wage base limits, enter your Gross Salary Year-to-date. It's important for an accurate calculation and is usually found on your last pay stub.