Research & Development Tax Credit in New Hampshire 2026
Calculate your research & development tax credit tax savings in New Hampshire. New Hampshire has no state income tax, so savings come from the federal level.
New Hampshire Tax Overview
No income tax (interest/dividends tax repealed 2025). No sales tax. Very high property taxes (1.86%).
Research & Development Tax Credit Savings Calculator for New Hampshire
Federal Savings
$5,000
22% bracket
New Hampshire State
$0
0% rate
Total Savings
$5,000
22.0% combined
Tax credits reduce your tax bill dollar-for-dollar, regardless of your tax bracket.
Savings by Tax Bracket in New Hampshire
New Hampshire has no state income tax — savings are from federal taxes only.
Eligibility Requirements
Businesses conducting qualified research activities in the US
- 1Must involve technological uncertainty
- 2Process of experimentation required
- 3Must be technological in nature
- 4For a permitted purpose (new/improved product)
Common Mistakes to Avoid
- !Thinking only large companies qualify
- !Not documenting research activities contemporaneously
- !Missing the small business payroll tax offset option
New Hampshire Filing Tips
Fully income-tax-free since 2025. No sales tax. Very high property taxes can offset savings for homeowners. If commuting to Massachusetts, you may owe MA tax.
Required Tax Forms
File these forms with your federal tax return to claim the research & development tax credit.
Other Tax Deductions in New Hampshire
Business Vehicle Deduction
Business
Business Meals Deduction
Business
Business Travel Deduction
Business
Business Insurance Deduction
Business
Business Startup Costs
Business
Section 179 Expensing
Business
Bonus Depreciation
Business
Business Interest Deduction
Business
Research & Development Tax Credit in Neighboring States
Tax Calculators for New Hampshire Cities
Calculate Your Full Tax Savings in New Hampshire
Use our free tax calculators to optimize your entire tax return for New Hampshire.
Frequently Asked Questions
How much can I save with the Research & Development Tax Credit in New Hampshire?
In New Hampshire, the research & development tax credit can save you an estimated $5,000 per year on a $5,000 deduction. This includes $5,000 in federal tax savings. The national average savings is $12,000/year.
What is the New Hampshire state income tax rate?
New Hampshire has no state income tax, which means the research & development tax credit only provides federal tax savings for New Hampshire residents. No income tax (interest/dividends tax repealed 2025). No sales tax. Very high property taxes (1.86%).
Who qualifies for the Research & Development Tax Credit in New Hampshire?
Businesses conducting qualified research activities in the US. The eligibility requirements are the same whether you live in New Hampshire or another state, as this is a federal tax credit. However, your total savings will vary based on New Hampshire's lack of state income tax.
What tax forms do I need to claim the Research & Development Tax Credit in New Hampshire?
To claim the research & development tax credit, you need to file Form 6765 and Form 3800 with your federal return. Filing status affects your deduction limits and tax bracket.
Is the Research & Development Tax Credit better in New Hampshire than in states without income tax?
Since New Hampshire has no state income tax, the research & development tax credit only reduces your federal tax bill. Residents in states with income tax get additional state-level savings. However, New Hampshire residents often benefit from lower overall tax burden.
What is the standard deduction in New Hampshire for 2026?
New Hampshire has no state income tax, so there is no state standard deduction. The federal standard deduction for 2026 is $14,600 for single filers and $29,200 for married filing jointly.
Related Calculators
Business Vehicle Deduction in New Hampshire
Avg savings: $6,500/year
Business Meals Deduction in New Hampshire
Avg savings: $2,500/year
Business Travel Deduction in New Hampshire
Avg savings: $4,000/year
Business Insurance Deduction in New Hampshire
Avg savings: $3,000/year
Business Startup Costs in New Hampshire
Avg savings: $3,500/year
Section 179 Expensing in New Hampshire
Avg savings: $25,000/year