📝 Overview
This guide covers state tax information for employers running payroll in New Hampshire. New Hampshire has no state income tax withholding, so only Unemployment Insurance applies at the state level. Use the section below to find agency contact information, supported tax filings, and the account details required for tax setup.
⚙️ New Hampshire Tax Information
Click the arrow to view Unemployment Insurance information
Click the arrow to view Unemployment Insurance information
Agency Information
Website: New Hampshire Employment Security
Phone: (603) 228-4033
Supported Tax Filings
Employer Quarterly Tax Report (NH DES 200A)
Required for Tax Setup
Employer Account Number (9 digits, e.g., 123456789)
Unemployment Insurance Rate (X.XX%)
Administrative Contribution Rate (X.XX%)
❓ Frequently Asked Questions (FAQs)
Find answers to common questions or additional details that may not be covered in the main instructions.
Click the arrow to view frequently asked questions
Click the arrow to view frequently asked questions
Does New Hampshire have a state income tax withholding requirement?
Click the arrow to see the answer
Click the arrow to see the answer
No. New Hampshire does not have a state income tax on wages, so there is no withholding requirement for employers. Only Unemployment Insurance applies at the state level.
What is the New Hampshire Administrative Contribution Rate?
Click the arrow to see the answer
Click the arrow to see the answer
The Administrative Contribution Rate is an additional component of your New Hampshire unemployment insurance obligation, assessed in addition to your base UI rate. Your specific rate is assigned by New Hampshire Employment Security and included in your annual rate notice. Contact the agency at (603) 228-4033 if you need to confirm your rate.
Where do I find my New Hampshire Employer Account Number and UI rate?
Click the arrow to see the answer
Click the arrow to see the answer
Your Employer Account Number and Unemployment Insurance rates are assigned by New Hampshire Employment Security when you register. Both are included in annual rate correspondence. If you need to retrieve them, log into your NH UIS employer account or contact the agency at (603) 228-4033.