The Strategic Integration of Federal Form 6765 and the New Hampshire Manufacturing Research and Development Tax Credit

Federal Form 6765 represents the foundational document used to calculate the federal research credit, serving as the essential evidentiary link for claiming the New Hampshire Manufacturing Research and Development Tax Credit. For businesses in the Granite State, this form translates federal technical standards into a localized tax benefit that incentivizes high-wage manufacturing innovation through a specialized credit against state business taxes.

The relationship between federal tax reporting and state-level incentives in New Hampshire creates a unique compliance landscape for tax directors and business owners. While the federal Credit for Increasing Research Activities under Internal Revenue Code Section 41 is broad in its industry application, the New Hampshire Department of Revenue Administration (DRA) utilizes the quantitative outputs of Federal Form 6765 to feed a much more targeted state program.1 This report provides a comprehensive analysis of Form 6765’s internal mechanics, the recent 2024 and 2025 structural revisions mandated by the Internal Revenue Service (IRS), and the specific regulatory guidance issued by the New Hampshire DRA to govern the application of these federal figures to the state’s Manufacturing Research and Development (R&D) Tax Credit.4

The Federal Framework: Decoding Form 6765

Federal Form 6765, titled “Credit for Increasing Research Activities,” is the primary vehicle through which a taxpayer substantiates their claim for the federal R&D tax credit.4 The form is divided into several sections that allow a taxpayer to choose between two primary calculation methods: the Regular Research Credit (Section A) and the Alternative Simplified Credit (Section B).4 Understanding these sections is paramount because New Hampshire’s credit is explicitly tied to the wage figures reported on specific lines of this federal document.3

Evolutionary Shifts in Federal Reporting (2024–2025)

The IRS has recently undertaken the most significant revision to Form 6765 since the introduction of the Alternative Simplified Credit in 2009.8 These changes, beginning in tax year 2024 and reaching full mandatory implementation in 2025, transition the form from a purely quantitative summary to a document that requires substantial qualitative disclosure.5 The core intent behind these revisions is to provide the IRS with more granular data at the time of filing to evaluate the validity of research claims before an audit is even initiated.5

Section E, which becomes mandatory for all filers in tax year 2024, requires taxpayers to disclose high-level qualitative data that was previously only maintained in internal workpapers.5 Taxpayers must now report the total number of business components generating qualified research expenses (QREs), indicate if any acquisitions or dispositions of trades or businesses occurred during the year, and identify whether any QREs are being safe-harbored under the Accounting Standards Codification (ASC) 730 Directive.5 Furthermore, Section E specifically requires a breakout of officer wages included in the claim, a requirement that highlights the increased scrutiny on executive-level participation in research activities following judicial decisions like Moore v. Commissioner.10

Section G represents the most rigorous addition to the form. While optional for the 2024 tax year to allow for a transition period, it becomes mandatory for tax years beginning after December 31, 2024.4 Section G requires taxpayers to identify each business component by name and type and to provide a narrative or specific data points regarding the information being sought to overcome technical uncertainty.5 For New Hampshire manufacturers, this means that the documentation once prepared solely for state-level defense must now be integrated into the federal return itself.

The Statutory Pillars of Qualified Research

To appear on Form 6765, an activity must meet the “Four-Part Test” established under Section 41 of the Internal Revenue Code.4 These federal standards are the “gold standard” for New Hampshire eligibility, as state law explicitly incorporates these definitions by reference.1

The first requirement is the Permitted Purpose. The research must be undertaken to develop a new or improved “business component,” which is defined as any product, process, computer software, technique, formula, or invention held for sale, lease, or license, or used in the taxpayer’s trade or business.4 The objective of the research must be to improve the functionality, performance, reliability, or quality of that component.4

The second requirement is the Elimination of Uncertainty. A taxpayer must demonstrate that, at the outset of the research, the information available was insufficient to determine the capability or method of developing the component, or the appropriate design of the component.12

The third requirement is the Process of Experimentation. This requires a systematic trial-and-error approach where alternatives are evaluated through modeling, simulation, or systematic trial and error.4 The IRS guidance clarifies that true experimentation involves a plan with a series of trials to test, refine, and retest a hypothesis in a scientific sense.4

The fourth requirement is the Technological in Nature test. The research must fundamentally rely on the principles of physical or biological sciences, engineering, or computer science.4 Research related to social sciences, arts, or humanities is strictly excluded from reporting on Form 6765.4

The New Hampshire Context: RSA 77-A:5, XIII

While Federal Form 6765 covers a vast array of research expenses, New Hampshire law creates a more restrictive, manufacturing-focused incentive.1 The primary governing statute for this credit is New Hampshire Revised Statutes Annotated (RSA) 77-A:5, XIII, which allows for a research and development tax credit specifically for “qualified manufacturing research and development expenditures” incurred during the fiscal year.2

The Critical Divergence: Manufacturing and Wages

A profound misunderstanding often exists regarding the scope of the New Hampshire credit compared to the federal credit. The federal credit allows for the inclusion of several types of expenses: in-house wages, supplies used in research, and 65% to 75% of contract research costs paid to third parties.4 However, New Hampshire law narrows this scope significantly.

Under RSA 77-A:5, XIII(b)(1), “qualified manufacturing research and development expenditures” are defined solely as wages paid or incurred to an employee for services rendered within the state.2 These wages must meet three specific criteria to qualify for the New Hampshire credit:

1. The wages must be treated as qualified research expenses under Section 41(b) of the Internal Revenue Code (appearing on Form 6765).2
2. The services must be undertaken for the purpose of discovering information which constitutes qualified research and development of a new or improved manufacturing process or business component.1
3. The wages must be reported by the business organization in the enterprise value tax base under the Business Enterprise Tax (RSA 77-E).2

This “wage-only” limitation means that supplies, software licenses for R&D, and payments to external consultants or testing labs—while valid for the federal credit on Form 6765—cannot be used to calculate the New Hampshire R&D credit.3

The Hierarchy of Tax Offset

The New Hampshire R&D credit is a nonrefundable credit that follows a specific application hierarchy.1 Once the DRA awards the credit, the taxpayer must first apply it against the Business Profits Tax (BPT) liability.1 If any portion of the credit remains after the BPT liability is reduced to zero, it may then be applied against the Business Enterprise Tax (BET) liability.1

Any unused portion of the credit may be carried forward for up to five subsequent tax years.1 This carryforward provision is essential for high-growth manufacturing firms that may be incurring substantial R&D wage costs but have not yet generated taxable business profits.13

New Hampshire Department of Revenue Administration (DRA) Guidance

The New Hampshire DRA provides specific administrative instructions for claiming the credit through Technical Information Releases (TIRs), administrative rules (Rev 2406.05), and the instructions for Form DP-165.6

The Application Process: Form DP-165

The primary administrative requirement for securing the credit is the timely filing of Form DP-165, the Research and Development Tax Credit Application.6 Unlike many state tax credits that are simply claimed on a tax return, the New Hampshire R&D credit requires a pre-approval process due to the statewide funding cap.1

The application must be postmarked or submitted electronically via Granite Tax Connect (GTC) no later than June 30 following the tax period in which the research expenditures were incurred.1 For example, a calendar-year taxpayer who incurred research wages in 2024 must file Form DP-165 by June 30, 2025.19 This deadline is firm; the DRA will not accept late applications, as doing so would interfere with the proration calculation required by law.1

The Pro-Forma 6765 Requirement

A critical piece of DRA guidance addresses taxpayers who have not yet filed their federal return by the June 30 state application deadline.3 All applicants must attach a copy of their Federal Form 6765 to the DP-165 application.3 If the federal return is not due yet or the taxpayer is filing on an extension, the DRA explicitly instructs the taxpayer to submit a pro-forma or draft copy of Form 6765.3 Failure to include this form results in an incomplete application, and the DRA will notify the applicant of the deficiency.3

Unitary Businesses and Common Control

The DRA provides specific guidance for unitary businesses or enterprises consisting of more than one taxpayer. For the purposes of the R&D credit, a unitary business is considered a single taxpayer.2 This means that the $50,000 per-taxpayer cap is applied at the group level, and a single DP-165 should be filed for the entire group, identifying all qualifying NH-based wages across all entities within that unitary group.2

Mathematical Mechanics: Proration and the Statewide Cap

The New Hampshire R&D credit is unique because its value is determined not only by the taxpayer’s own expenses but also by the total demand from all other taxpayers in the state.1

The Statewide Allocation Pool

The New Hampshire Legislature has established a hard cap on the total amount of R&D credits the DRA can issue in a single fiscal year.1 The history of this cap reflects the state’s growing commitment to the program:

• 2007–2013: The annual limit was $1,000,000.3
• 2014–2017: The annual limit was increased to $2,000,000.3
• 2017–Present: The annual limit is $7,000,000.1

The Calculation Formula

The credit amount is determined as the lesser of three factors:

1. Ten percent (10%) of the excess of the qualified manufacturing R&D expenses for the taxable year over the “base amount”.1
2. The proportional share of the $7,000,000 maximum aggregate credit.1
3. The individual taxpayer cap of $50,000.1

The “base amount” in the New Hampshire context is calculated using the federal Section 41 definitions, but with one major state-specific adjustment: while the federal calculation often imposes a “minimum base amount” (frequently 50% of current year expenses), New Hampshire law allows the minimum base amount to be zero.1 This allows new or rapidly growing manufacturers to capture a larger percentage of their research wages as a credit.

Proration in Practice

Because the total credit requests from all New Hampshire businesses frequently exceed the $7,000,000 cap, the DRA must “prorate” every awarded credit.1

The proration factor is calculated as:

$$Proration Factor = \frac{7,000,000}{\text{Total Statewide Qualified Credit Requests}}$$

If the total qualified requests equal $10,000,000, a taxpayer who calculated a $50,000 credit would only be awarded $35,000 ($50,000 x 0.70).1 The DRA sends acknowledgment letters by July 31 and final award letters by September 30.1

Example Scenario: Precision Manufacturing Corp

To demonstrate the application of these rules, consider “Precision Manufacturing Corp” (PMC), a high-tech machinery manufacturer located in Nashua, NH.

Step 1: Federal Reporting (Form 6765)

For the 2024 tax year, PMC employs 10 engineers working on a new automated manufacturing assembly line.

• Total Federal QREs: $1,500,000 (Wages + Supplies)
• Federal Wages (Form 6765, Line 5 or 24): $1,200,000
• PMC’s NH-Specific Research Wages: $900,000

On Federal Form 6765, PMC reports the full $1.5M. However, when filling out the state application, they only look at the $900,000 in NH-based wages.3

Step 2: New Hampshire Application (Form DP-165)

PMC files Form DP-165 by June 30, 2025.

• Current Year NH Manufacturing Wages: $900,000
• Calculated Base Amount: $400,000
• Excess Wages: $500,000 ($900,000 – $400,000)
• Initial Credit Calculation (10%): $50,000 ($500,000 x 0.10) 1

Since $50,000 is exactly the individual taxpayer cap, PMC requests $50,000 on their application.1

Step 3: State Review and Proration

The DRA reviews all applications. In this fiscal year, total qualified requests across all NH businesses amount to $8,750,000.

• Proration Factor: $7,000,000 / $8,750,000 = 0.80 1
• PMC’s Final Awarded Credit: $50,000 x 0.80 = $40,000

PMC receives an award letter on September 28, 2025, for $40,000. They then attach this letter to their NH tax return (Form DP-160 and BET return) to reduce their tax liability.3

Compliance and Qualitative Substantiation

With the IRS’s move toward more qualitative data on Form 6765, the DRA’s audit procedures are expected to become more sophisticated. The new Section G requirements demand that taxpayers articulate the technical unknowns they were attempting to solve.5

Audit Triggers and Documentation

New Hampshire DRA audits focus heavily on two areas: the “manufacturing nexus” and the “wage-only” limitation.1 Taxpayers should maintain a robust documentation package to defend their claim, including:

• Payroll Records: Documentation showing that employees were physically rendering services in New Hampshire.1
• Engineering Logs and Project Files: Evidence of the “Process of Experimentation,” such as prototypes, testing results, and design iterations.4
• Job Descriptions: Proof that the individuals whose wages were claimed were performing “qualified services” (direct research, direct supervision, or direct support).4
• Exclusion Verification: Evidence that wages claimed for the R&D credit were not also used to claim the Economic Revitalization Zone Tax Credit (ERZTC), as this is prohibited under RSA 162-N:7.1

The Significance of Officer Wages

Under the updated Form 6765, the requirement to disclose officer wages in Section E provides a roadmap for auditors.5 If a small New Hampshire manufacturer claims that its CEO spent 50% of their time on research, the DRA will likely require detailed time-tracking or contemporaneous records to support that claim, as executive time is frequently scrutinized for being “administrative” rather than “technical” in nature.10

Future Outlook and Legislative Trends

The New Hampshire R&D tax credit program is currently in a state of potential expansion. While the $7,000,000 cap has provided substantial support, business advocates have noted that the proration routinely reduces the effective value of the incentive.1

Proposed Increases: Senate Bill 276

In the 2025 legislative session, Senate Bill 276 was introduced to significantly expand the program.20 The proposed legislation seeks to:

1. Increase the aggregate annual credit pool from $7,000,000 to $10,000,000 effective January 1, 2026.20
2. Double the individual taxpayer cap from $50,000 to $100,000 per entity per year.20

While the fiscal note for SB 276 indicates an “indeterminable” decrease in state business tax revenues, the DRA assumes the full amount of the increase would be awarded each year given historical demand.20 For a New Hampshire manufacturer, this change would drastically improve the “ROI” of the R&D study, potentially reducing the impact of proration and rewarding higher-scale engineering investments.1

Integration with State Tax Reform

The R&D credit exists within a broader context of state tax reform, including the ongoing phased repeal of the Interest and Dividends (I&D) Tax, which is scheduled for full repeal for taxable periods beginning after December 31, 2024.22 As the state moves toward a more streamlined business tax environment, the R&D credit remains one of the few targeted “active” incentives for specific economic sectors.13

Conclusion

The synergy between Federal Form 6765 and the New Hampshire Manufacturing R&D credit represents a powerful tool for Granite State innovators. While the federal form provides the technical validation through the Four-Part Test and the new qualitative disclosures of Sections E and G, the New Hampshire DRA provides a specialized mechanism to convert those technical successes into local tax savings.

For a business to successfully navigate this nexus, it must remain vigilant regarding the “wage-only” and “manufacturing-only” restrictions that define the state program. Success requires a dual-track strategy: maintaining a technically robust federal Form 6765 that can withstand IRS scrutiny, while ensuring the administrative precision required by the New Hampshire DRA’s June 30 filing deadline and proration mechanics. As the state considers expanding the program further in 2026, the R&D tax credit will continue to serve as the cornerstone of New Hampshire’s strategy to remain a premier destination for high-tech manufacturing in the United States.

R&D Tax Credit Preparation Services

Swanson Reed is one of the only companies in the United States to exclusively focus on R&D tax credit preparation. Swanson Reed provides state and federal R&D tax credit preparation and audit services to all 50 states.

If you have any questions or need further assistance, please call or email our CEO, Damian Smyth on (800) 986-4725.
Feel free to book a quick teleconference with one of our national R&D tax credit specialists at a time that is convenient for you.

R&D Tax Credit Audit Advisory Services

creditARMOR is a sophisticated R&D tax credit insurance and AI-driven risk management platform. It mitigates audit exposure by covering defense expenses, including CPA, tax attorney, and specialist consultant fees—delivering robust, compliant support for R&D credit claims. Click here for more information about R&D tax credit management and implementation.

Our Fees

Swanson Reed offers R&D tax credit preparation and audit services at our hourly rates of between $195 – $395 per hour. We are also able offer fixed fees and success fees in special circumstances. Learn more at https://www.swansonreed.com/about-us/research-tax-credit-consulting/our-fees/