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Just when you thought you had a handle on the R&D tax credit—bam! New changes that startups need to comply with to qualify and claim their credit correctly. How will these changes impact cash flow and future growth? This article will walk you through the key R&D tax credit changes and pending changes in 2025, including what start-ups need to know to prepare for the transition.
To help with the upcoming changes to the R&D tax credit, Haven offers accounting services for small businesses. Our goal is to help you stay compliant with new regulations, allowing you to focus on what matters: growing your business.
Table of Contents
What is the R&D Tax Credit?

The R&D tax credit is a valuable tax incentive designed to encourage innovation and investment in research and development. It does this by providing a dollar-for-dollar reduction in federal income tax liability for companies conducting qualified research activities (QRAs). This money went to businesses already generating taxable income. Essentially, you had to be profitable to see a direct benefit.
How Did the PATH Act of 2015 Change the R&D Tax Credit?
The Protecting Americans from Tax Hikes (PATH) Act of 2015 dramatically shifted the R&D tax credit's benefits. Recognizing that early-stage companies often operate at a loss or reinvest every dollar into growth, the PATH Act introduced a new provision: qualified small businesses can now use the R&D tax credit to offset payroll taxes instead of income taxes. This means even if your startup isn’t profitable yet, you can still benefit from your R&D activity. Starting January 2016, eligible startups can apply up to $500,000 per year of R&D tax credits against the employer’s portion of FICA payroll taxes. This helps inject cash into the business much earlier, when it’s often most needed.
Who Qualifies as a “Qualified Small Business” for the R&D Payroll Tax Offset?
To use the payroll tax offset, your business must:
Have less than $5 million in gross receipts for the current tax year.
Have no gross receipts (i.e., operational income) for more than five years before the current year.
It effectively targets new and growing companies, many of which may not yet be profitable.
Other Key Benefits of the R&D Tax Credit
The R&D tax credit offers meaningful benefits to startups, many of which go unclaimed. One key advantage is that unused credits can be carried forward for up to 20 years, allowing startups to offset future income or capital gains tax, such as in the event of an acquisition. For pass-through entities, such as LLCs, partnerships, and corporations, R&D credits can also be passed on to individual owners, helping to reduce their income tax liability.
Common Misconceptions About R&D Eligibility, and What Actually Qualifies
Yet despite these advantages, as of 2024, roughly 70% of eligible startups don’t claim the credit, mainly due to misconceptions about what qualifies. Many founders assume R&D only applies to companies with labs or scientists, but the definition is far broader. Eligible activities typically include:
Developing new software or apps
Improving existing products or internal processes
Designing new algorithms or building prototypes
Solving technical problems through experimentation or research
Maximizing Startup Cash Flow with R&D Credits, And Why Expert Guidance Matters
The R&D tax credit, particularly with its payroll tax offset, can significantly boost cash flow, extend runway, and support reinvestment in innovation. It’s one of the most potent ways startups can get rewarded for doing what they already do: solving problems and building new things. The qualification process can be complex. Many startups miss out simply due to a lack of awareness or uncertainty around compliance. That’s why it’s worth consulting an experienced tax advisor or R&D credit specialist to understand what your business may be entitled to claim.
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Key R&D Tax Credit Changes in 2025

As companies continue to invest in innovation, tax leaders should be aware of recent and potential future changes to R&D tax policy, including proposed changes to the R&D tax credit reporting requirements and ongoing guidance regarding the capitalization of certain R&D costs.
Increased Reporting Requirements (Starting Tax Year 2024)
Starting with the 2024 tax year (filed in 2025), businesses claiming more than $1.5 million in Qualified Research Expenses (QREs) will be subject to new project-level documentation requirements under the revised Form 6765. This update reflects the IRS’s broader effort to improve transparency and audit readiness for R&D credit claims. Key requirements include:
A breakdown of business components associated with the credit
Project-level identification of QREs
Summary descriptions of research activities, methods, and objectives
Stricter IRS Reporting Ahead: Why Robust R&D Documentation Matters More Than Ever
This marks a shift from the previously accepted generalised reporting approach. While the new requirements increase administrative workload, they also aim to reduce audit risk by clarifying what qualifies as R&D. Further changes are expected in 2025, with even more detailed disclosures on the horizon, making it essential for companies to strengthen their documentation practices now.
Legislative Push: Reversing Amortization Rules
Under current law, Section 174 requires all R&D expenses to be capitalised and amortised over five years for U.S.-based activities and fifteen years for foreign research. Introduced in 2022 under the Tax Cuts and Jobs Act (TCJA), this change has placed significant pressure on startup and corporate cash flows by deferring the tax benefits of innovation.
Proposed Legislative Fix: Will the 2025 R&D Act Restore Immediate Expensing?
To address this, the proposed American Innovation and R&D Competitiveness Act of 2025 aims to restore immediate expensing of domestic R&D costs, retroactive to the 2023 tax year. If enacted:
U.S.-based R&D expenses could once again be fully deducted in the year incurred, improving liquidity.
Foreign R&D would remain subject to the 15-year amortisation requirement.
Companies that have already filed 2023 returns may consider amending them if the law is passed after tax deadlines.
If the bill does not pass, the current Section 174 amortization rules will remain in effect, continuing to limit the immediate deductibility of research costs.
Broadened Eligibility and Increased Thresholds
Pending reforms also propose raising the gross receipts threshold for small businesses eligible to offset payroll taxes using the R&D credit. Currently capped at $5 million in gross receipts with no more than five years of prior revenue, these changes would:
Extend the eligibility window, allowing more startups to benefit for a more extended period.
Raise the revenue threshold, including slightly more mature startups in the payroll tax offset scheme.
This aims to reflect the longer runway many startups need before profitability.
Expanded Definition of Qualified Research
There’s growing support to modernise the definition of qualified research to include explicitly:
Artificial Intelligence
Machine Learning
Renewable Energy Technologies
Advanced Data Analytics
Cybersecurity Innovations
This evolution would provide clarity for tech startups and emerging industries, making it easier to justify claims for innovation that may not fit the traditional mould.
State-Level R&D Credits
Alongside federal incentives, many U.S. states offer their own R&D tax credits, often with differing eligibility rules and benefits. These can significantly boost the total tax savings when combined with the federal credit.
Examples:
California: Offers a credit of up to 15% of qualifying expenses
Massachusetts: Offers up to 10%, with added benefits for smaller companies
Startups should explore both state and federal opportunities, as state credits can often be claimed even if the federal credit isn’t fully usable.
Staying Ahead of R&D Tax Changes: Why Proactive Planning Is Essential
The evolving R&D tax credit landscape presents a significant opportunity for both startups and larger businesses, provided they remain proactive. Whether it’s enhanced documentation, shifting expense rules, or new qualifying activities, being prepared and aligned with tax advisors will help you maximise benefit and stay compliant as these changes roll out.
Haven: Full-Stack Finance Support for Startups Ready to Scale
Let your business take flight while Haven manages your financial runway. Built by founders for founders, we handle everything from daily bookkeeping to complex tax filings and R&D credits that put cash back in your pocket, as well as fractional CFO services. Join 400+ startups who've saved millions in tax credits, countless hours of administrative work, and never missed a filing deadline, all while accessing 24/7 Slack support from CPAs who understand the unique challenges of growing businesses. Book a call today to learn how our dedicated team can help you focus on building rather than bookkeeping.
Why These Changes Matter for Startups

Immediate Expensing vs. Amortization: A Cash Flow Game-Changer
Startups often operate on limited capital. Having to amortize R&D expenses over five years (as current law requires under Section 174) delays much-needed tax savings. Immediate expensing, on the other hand, allows startups to deduct the full cost of qualifying R&D in the year it's incurred. If proposed legislation to reverse the amortization rule passes, it could free up tens or even hundreds of thousands of dollars annually, cash that can be reinvested into talent, product development, or customer acquisition. For startups, cash today is worth far more than a deduction spread over future years.
Increased Compliance: Documentation As a Discipline
With the IRS introducing stricter documentation standards for high-claim businesses, particularly through the new Form 6765 requirements, startups must be more organized in tracking R&D activities. While this adds a layer of complexity, it also encourages good financial hygiene.
Better documentation: It strengthens your case during audits, helps clearly define which activities qualify as R&D, and makes it easier to apply for both federal and state credits. For young companies still building internal systems, starting early with structured tracking can avoid compliance headaches later.
Payroll Tax Offset: Real Benefits for Pre-Revenue Startups
Startups with less than $15 million in gross receipts (pending legislation; currently $5 million) can apply their R&D tax credits toward the employer portion of payroll taxes. This is a lifeline for early-stage businesses that are not yet profitable. It effectively turns innovation into cash, helping fund salaries and reducing burn without needing to wait for future tax years. If you’re hiring engineers, data scientists, or technical product developers, you’re likely already generating qualified research expenses. The credit allows you to recapture some of those costs even before you generate income.
Strategic Planning: Timing Matters
Understanding how and when you incur R&D expenses, file claims, or amend tax returns can dramatically affect your financial outcomes. For example: If the legislation to restore immediate expensing passes after you've filed, you may want to amend your return to reclaim benefits. Knowing what qualifies as R&D under the expanded definitions (e.g., AI, machine learning, green tech) can help you allocate resources more strategically. Budgeting with the R&D credit in mind allows you to extend runway or reinvest savings where they’ll have the most impact. Startups that actively plan around these incentives, rather than claiming them retroactively, tend to extract the most value from them.
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How Startups Can Prepare and Maximize R&D Tax Credits

Track Your R&D Projects to Maximize Tax Credits
Startups can optimize their R&D tax credits by establishing thorough tracking systems for their research and development projects. Use accounting and project management tools to capture detailed data on all R&D activities and related expenses. This includes tracking employee hours dedicated to R&D, contractor costs, supplies, cloud computing expenses, and documenting experimental processes, such as:
Project plans
Prototypes
Iterative development logs
Detailed record keeping not only supports compliance with the IRS’s enhanced reporting requirements but also ensures that no qualifying expense is overlooked.
Work with R&D Tax Credit Experts
Startups can also maximize their tax credits by working with experts who specialize in R&D tax credits. Experienced tax professionals understand the credit’s evolving regulations. They can help identify qualifying activities, navigate the increasingly detailed Form 6765 reporting requirements, optimize credit calculations, and ensure compliance with both federal and state regulations. Early involvement of experts reduces audit risk and maximizes the credit benefit, especially given the complexity startups face with new documentation standards and legislative changes.
Research State R&D Tax Credits
Many states offer their own R&D tax credits with varying rules and benefits. By researching and claiming applicable state-level credits in addition to federal credits, startups can increase their total tax savings. Coordinating federal and state claims can significantly improve cash flow and reduce overall tax liability.
Stay Updated on R&D Tax Credit Changes
Tax laws and regulations related to R&D credits are evolving, including the potential repeal of the amortization requirement for:
R&D expenses
Expanded definitions of qualifying research
Increased eligibility thresholds for startups
Staying current through newsletters, professional networks, and tax advisors ensures startups can adjust strategies promptly and take advantage of new opportunities.
Strategically Time R&D Expenses
Startups can also optimize tax savings by carefully planning R&D expenditures. For example, if the proposed 2025 legislation passes, immediate expensing could benefit research and development projects. Accelerating qualified R&D spending into years when immediate expensing is allowed can improve cash flow and reduce taxable income sooner. Conversely, understanding amortization rules helps avoid surprises in tax planning.
Book a Call to Learn More About our Accounting Services (Trusted by 400+ Startups)
Haven not only helps you manage your finances but also helps you save money. We help businesses like yours get every dollar possible with the R&D Tax Credit, especially amid all the recent changes. Book a call today to learn how we can help you.
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