The Nebraska Base Credit Rate (15%) is a state tax incentive that grants eligible businesses a refundable credit equal to 15 percent of their federal research credit attributable to Nebraska activities. This fiscal mechanism leverages the federal definition of qualified research to provide local businesses with a direct reduction in tax liability or a cash refund for innovation-related expenditures.

The Nebraska Advantage Research and Development Act, as established under Nebraska Revised Statutes §§ 77-5801 to 77-5808, represents a strategic pillar of the state's economic development policy. Unlike many other state-level research and development (R&D) incentives that calculate credits based on a percentage of total qualified research expenses (QREs), Nebraska utilizes a "piggyback" model. This model uses the federal credit calculated under Internal Revenue Code (IRC) § 41 as the primary base, applying the state’s 15% rate to that pre-determined figure. This structural choice significantly reduces the administrative burden on taxpayers by aligning state reporting with federal standards, yet it introduces a unique set of dependencies on federal tax law shifts and local compliance mandates, such as the mandatory use of the E-Verify system for all Nebraska employees.

The 15% rate functions as the standard for research conducted at a firm’s own facilities or through third-party contractors within the state. However, the Act also provides an enhanced 35% rate for research performed on the campus of a Nebraska college or university, creating a tiered incentive structure designed to foster synergy between private industry and academic institutions. Understanding the 15% base rate requires a nuanced exploration of its statutory origins, the specific apportionment methodologies allowed by the Department of Revenue, and the rigorous documentation standards required to survive a state audit. As the Nebraska Legislature has recently extended the life of this credit through 2033 via Legislative Bill 727, the 15% base rate remains a critical component of the state’s long-term strategy to attract and retain high-growth industries in the technology, agriculture, and manufacturing sectors.

Statutory Foundations and Legislative Intent

The legal architecture of the Nebraska R&D credit is found in the Nebraska Advantage Research and Development Act, originally enacted to replace previous generations of incentive programs and to modernize the state's approach to encouraging technical innovation. The statutes provide the definitions, calculation rules, and utilization guidelines that govern the 15% rate.

The Role of Nebraska Revised Statute § 77-5803

The specific authorization for the 15% credit rate is located in § 77-5803(a). This section stipulates that any business firm that makes expenditures in research and experimental activities, as defined in IRC § 174, in the state of Nebraska shall be allowed a research tax credit. The statute explicitly defines the "credit amount" as equal to fifteen percent of the federal credit allowed under section 41 of the Internal Revenue Code, or as apportioned to the state for businesses operating in multiple jurisdictions.

The phrasing "federal credit allowed" is vital. It means the 15% calculation occurs after the federal tax forms (typically Form 6765) have been completed and the final federal credit amount has been determined. If a company elects the federal Alternative Simplified Credit (ASC) or the Regular Research Credit (RRC), the Nebraska 15% rate is applied to whichever of those final figures is used for federal purposes.

Evolution from the Employment and Investment Growth Act

Nebraska’s incentive landscape has transitioned through several phases. The state originally relied on the 1987 Employment and Investment Growth Act (LB 775) and the 2005 Nebraska Advantage Act (LB 312) to drive growth. While many tiers of the Nebraska Advantage Act sunsetted in 2020 to be replaced by the ImagiNE Nebraska Act, the Research and Development Act was maintained as a separate, ongoing program. This separation allows the R&D credit to remain accessible to businesses that may not meet the high investment or job-creation thresholds of the larger ImagiNE agreements.

Current Operational Timeline and Legislative Extensions

The longevity of the 15% rate has been a subject of significant legislative debate. Originally, the Act was set to sunset for tax years beginning after December 31, 2022. However, the 2023 legislative session produced LB 727, which extended the operative date significantly. Under current law, no business firm shall be allowed to first claim the credit for any tax year beginning after December 31, 2033. This extension provides a decade of stability for firms engaged in multi-year research projects.

Statute	Summary of Provision	Practical Application
§ 77-5801	Act Name	Cites the "Nebraska Advantage Research and Development Act".
§ 77-5803(a)	Base Credit Rate	Establishes the 15% rate for standard activities.
§ 77-5803(b)	Enhanced Credit Rate	Establishes the 35% rate for on-campus university research.
§ 77-5804	Credit Utilization	Governs refundability and use against sales or income tax.
§ 77-5806	Sunset Provision	Extends the program to tax years through 2033.
§ 77-5808	Compliance	Mandates E-Verify for all Nebraska-based employees.

The Federal Connection: IRC § 41 and § 174 in the Nebraska Context

Because the Nebraska R&D credit is 15% of the federal credit, the state effectively "inherits" the federal definitions of what qualifies as research. This necessitates that tax professionals and business owners have a deep understanding of the federal "Four-Part Test" and the types of expenses that are included in the calculation.

The Four-Part Test for Qualified Research

To qualify for the federal credit (and by extension the Nebraska 15% credit), an activity must satisfy four criteria established by IRC § 41(d):

• Technological in Nature: The research must fundamentally rely on the principles of physical or biological science, engineering, or computer science. Market research, social science, or management studies are excluded.
• Permitted Purpose: The research must be directed toward the development of a new or improved business component, which can be a product, process, software, formula, or technique. The goal must be to improve functionality, performance, reliability, or quality.
• Elimination of Uncertainty: At the outset of the project, there must be a technological uncertainty regarding the capability of developing the component, the method to be used, or the final design.
• Process of Experimentation: The activity must involve a systematic process of evaluating one or more alternatives to achieve the desired result, which may include modeling, simulation, systematic trial and error, or other engineering methods.

Qualified Research Expenses (QREs)

The Nebraska credit calculation accounts for the same categories of expenses allowed at the federal level. These include:

• Wages: Salaries and wages paid to employees directly performing, supervising, or supporting qualified research activities in Nebraska.
• Supplies: Materials and supplies consumed during the research process, such as prototypes or lab chemicals.
• Contract Research: Payments made to third-party contractors for qualified research services, though federal rules typically limit this to 65% of the actual expenditure.
• Computer Rental/Leasing: Costs for leasing computers or cloud computing time used primarily for qualified research.

It is important to note that Nebraska law follows federal "startup" rules. For businesses with no prior gross receipts, the base amount for the federal calculation defaults to 50% of current-year QREs, a rule that Nebraska mirrors for consistency.

Calculating the 15% Base Credit: Apportionment Methodologies

For businesses that conduct R&D both inside and outside of Nebraska, the Department of Revenue provides two distinct methods for apportioning the federal credit to the state. The selection of an apportionment method is done on Form 3800N Worksheet RD and can significantly impact the final credit amount.

Method I: Property and Payroll Factors

Method I utilizes a traditional two-factor apportionment formula based on a company’s physical and human capital footprint. This method is often preferred by companies with significant physical infrastructure in Nebraska.

• The Property Factor: A fraction where the numerator is the average value of real and tangible personal property (owned or rented) in Nebraska used for research, and the denominator is the total average value of such property everywhere.
• The Payroll Factor: A fraction where the numerator is the compensation paid in Nebraska to research personnel, and the denominator is the total compensation paid everywhere for research.

The final Nebraska credit is determined by averaging these two factors and multiplying the result by the total federal credit and then by the 15% rate.

Method II: Actual Expenditures

Method II is a more direct approach that relies on the ratio of actual Nebraska QREs to total QREs. This method is typically used by companies that track their R&D spending on a per-project basis with high precision.

The calculation is as follows:

• Determine total Qualified Research Expenses (QREs) from federal Form 6765.
• Determine the portion of those QREs that were incurred in Nebraska.
• Divide Nebraska QREs by Total QREs to find the Nebraska Ratio.
• Multiply the Federal Credit by the Nebraska Ratio.
• Multiply that result by 15% to find the Nebraska R&D credit.

Factor	Calculation Basis	Regulatory Reference
Nebraska QREs	Actual costs incurred in NE for wages, supplies, and contracts.	IRC § 41, § 174 definitions.
Federal Credit	Amount from Form 6765, line 38 or 40.	Federal tax return data.
Nebraska Ratio	(NE QREs / Total QREs) OR (Property + Payroll Factors / 2).	Form 3800N Worksheet RD.
State Rate	15% for standard; 35% for university-based.	Neb. Rev. Stat. § 77-5803.

The 35% Enhanced Rate: University Collaboration and Revenue Ruling 29-10-2

A core strategic goal of the Act is to encourage collaboration between the private sector and Nebraska's institutions of higher education. To this end, the state offers an "enhanced" credit of 35% for research conducted on a university campus.

Guidance from Revenue Ruling 29-10-2

The Nebraska Department of Revenue issued Revenue Ruling 29-10-2 to clarify exactly what constitutes "on-campus" research. This ruling is essential for any business attempting to claim the higher 35% rate.

• Location vs. Entity: The ruling emphasizes that the research must physically occur on a Nebraska campus or at a facility owned by a Nebraska college or university. A Nebraska company hiring a professor from an out-of-state university to conduct research in Nebraska would not qualify for the 35% rate unless the work occurred at a Nebraska institution's facility.
• Dual Credit Calculations: A business can claim both the 15% base credit and the 35% enhanced credit in the same year, provided it accurately segregates the expenses. For example, if a firm conducts 80% of its research in its own lab (off-campus) and 20% through a contract with the University of Nebraska (on-campus), it would apply the 15% rate to the first portion and the 35% rate to the second.
• Definition of College or University: This includes any institution of higher learning in Nebraska offering courses resulting in a bachelor's, vocational, associate, technical, or professional degree.

Time Limitations for Enhanced Credits

While the 15% base credit can be claimed for up to 20 years, the enhanced 35% credit has a much shorter lifespan. A firm is allowed the 35% rate for the first tax year it is claimed and for the four following tax years, provided the research continues to take place on campus. This 5-year window is intended to act as a "booster" for initial research partnerships.

Operational Compliance: The E-Verify Mandate

No other requirement of the Nebraska R&D credit is as strictly enforced or as potentially catastrophic for a claim as the E-Verify mandate established in Neb. Rev. Stat. § 77-5808. This law dictates that the Nebraska Department of Revenue cannot approve any R&D tax credit unless the taxpayer has electronically verified the work eligibility status of all new hires in Nebraska.

Specific Guidance for Taxpayers

The local revenue office has provided clear instructions on how to maintain compliance:

• Scope of Verification: The E-Verify requirement applies to every employee hired in Nebraska during the tax year for which the credit is claimed, regardless of whether that employee is involved in R&D.
• Timing of Verification: Verification must occur within ninety days after the date of hire, or within the timeframe allowed by federal E-Verify rules.
• The Case Result Requirement: Taxpayers must retain the case result or confirmation from the E-Verify system as part of their audit trail.
• Reporting on Forms: Taxpayers must enter their E-Verify Identification Number on Form 3800N Worksheet RD. Leaving this field blank or providing an invalid number can lead to an immediate denial of the credit.

This mandate reflects the state’s dual policy goals of incentivizing innovation while ensuring that state tax benefits are only realized by businesses that strictly adhere to employment eligibility laws.

Filing Procedures: Form 3800N and Worksheet RD

The process of claiming the 15% credit is integrated into the standard Nebraska corporate or partnership income tax filing. Unlike many other state incentive programs, the R&D credit does not require a complex pre-approval application.

Form 3800N: Nebraska Incentives Credit Computation

Form 3800N is the overarching document for all Nebraska tax incentives. Its primary functions are to identify the program (in this case, the Nebraska Advantage Research and Development Act), quantify the credit used against income tax, and manage any distributed credits for pass-through entities.

Form 3800N Worksheet RD: The Calculation Engine

Worksheet RD is the dedicated supplemental form where the 15% calculation actually occurs. It requires several key data points:

• The Federal Base: The total amount of federal research credit from IRS Form 6765.
• The Apportionment Data: Property and payroll figures for Method I, or Nebraska-specific expenditure figures for Method II.
• E-Verify Number: The company’s unique identification number from the federal system.
• Campus Address: For firms claiming the 35% enhanced rate, the specific address of the Nebraska university facility where research occurred must be listed.

Once the worksheet is complete, the final state credit amount is carried over to Form 3800N and then to the main income tax return (Form 1120N, 1120-SN, or 1065N).

Refundability, Distribution, and Cash Flow Management

The Nebraska R&D credit is "fully refundable" at the entity level, a feature that distinguishes it from many other state credits that only allow for carryforwards. This refundability is a powerful tool for liquidity management, particularly for businesses in their "burn" phase.

Options for Credit Utilization

Under Nebraska Revised Statute § 77-5804, a taxpayer has three primary paths for using the 15% credit:

• Offset Income Tax: Use the credit to reduce the current year's Nebraska income tax liability to zero.
• Refundable Income Tax Credit: Claim the entire credit (or the remaining balance after offsetting tax) as a direct refund from the Department of Revenue.
• Sales and Use Tax Refund: Instead of using it on the income tax return, a firm can use the credit to obtain a refund of state sales and use taxes paid.

Special Rules for Pass-Through Entities

For partnerships, LLCs, and S corporations, the generation and utilization of the credit involve a distinct two-step process.

• Entity-Level Generation: The credit is calculated at the entity level based on the firm’s total Nebraska R&D activity. At this level, the credit is considered refundable.
• Distribution to Owners: If the entity chooses to distribute the credit, it flows to the partners or shareholders based on their ownership percentage (recorded on Nebraska Schedule K-1N).
• Crucial Limitation: Once the credit is distributed to an individual owner, it becomes non-refundable for that owner. The individual can only use the credit to offset their own Nebraska income tax liability in the current year. Any unused portion can be carried forward, but it cannot be converted into a cash refund at the individual level.

Comparing Nebraska Advantage R&D with ImagiNE Nebraska

Since the introduction of the ImagiNE Nebraska Act (LB 1107) in 2021, businesses often question whether to use the legacy R&D Act or the new platform.

Feature	Nebraska Advantage R&D Act	ImagiNE Nebraska Act
Primary Incentive	15% of Federal R&D Credit.	4-9% Wage Credits; 4-7% Investment Credits.
Application Process	No pre-approval; self-reported on tax return.	Formal application with DED and a written agreement.
Minimum Thresholds	None (Any size business qualifies).	Min. $250k-$1M investment and 5-10 new jobs.
Refundability	Fully refundable at entity level.	Credits can be used for sales tax refunds or income tax.
E-Verify Requirement	Mandatory for all new Nebraska hires.	Mandatory for all new Nebraska hires.

While ImagiNE Nebraska offers a broader "menu" of incentives (including personal property tax exemptions and job training credits), the Nebraska Advantage R&D Act remains the superior option for smaller firms or highly technical companies that focus on innovation but do not intend to hire large numbers of new employees or make massive capital investments in buildings and machinery.

Audit Risks and Practical Documentation Guidelines

The refundable nature of the 15% credit makes it a frequent target for "desk audits" by the Nebraska Department of Revenue. To protect a claim, businesses should maintain a robust documentation package.

Common Pitfalls in State Audits

• Inconsistent Federal Reporting: The most common reason for a credit denial is a mismatch between the federal credit reported on Worksheet RD and the final credit allowed on the federal return.
• Lack of E-Verify Logs: If a business cannot provide the specific confirmation results from the E-Verify system for every hire during the tax year, the DOR may claw back the entire credit.
• Ambiguous Project Locations: For firms claiming the 35% enhanced rate, failing to document that the research physically occurred on campus is a major risk.
• Improper Apportionment: Mistakes in calculating the Nebraska property or payroll factors under Method I can lead to significant adjustments.

Recommended Record Retention

The Department of Revenue recommends retaining all R&D-related records for at least three years after filing, or three years after the last use of a carryforward. However, given the 20-year carryforward period of the Act, many advisors suggest a much longer retention period for the "base year" data.

Necessary records include:

• IRS Form 6765 and all supporting federal R&D workpapers.
• Nebraska Form 3800N and Worksheet RD.
• E-Verify case confirmation documents for all Nebraska hires.
• Detailed payroll records showing the allocation of time to research activities in Nebraska.
• Invoices and receipts for Nebraska-sourced R&D supplies and contract research payments.

Comprehensive Case Study: Calculation and Application

To provide clarity on the practical application of the 15% rate, consider the following scenario for a fictional firm, "Omaha Ag-Tech Solutions, LLC."

Business Data

• Entity Type: Partnership (filing Form 1065N).
• Total Federal R&D Credit (from Form 6765, Line 38): $100,000.
• Total Qualified Research Expenses (QREs - Everywhere): $1,000,000.
• Nebraska Qualified Research Expenses (Off-Campus): $600,000.
• Nebraska Qualified Research Expenses (On-Campus at UNL): $200,000.
• Hiring: 3 new employees in Nebraska, all verified through E-Verify on the day of hire.
• Entity Sales Tax Paid: $5,000.

Compliance Check

The LLC has completed E-Verify for its 3 new hires. It has also ensured the $200,000 in university research was performed at a UNL facility, as per Revenue Ruling 29-10-2.

Apportionment (Method II)

The firm calculates its Nebraska Ratios based on actual expenditures:

• Off-Campus Ratio: $600,000 / $1,000,000 = 60%.
• On-Campus Ratio: $200,000 / $1,000,000 = 20%.

State Credit Calculation

• Base Credit (15%): ($100,000 Fed Credit x 60% Ratio) x 15% State Rate = $9,000.
• Enhanced Credit (35%): ($100,000 Fed Credit x 20% Ratio) x 35% State Rate = $7,000.
• Total Nebraska R&D Credit: $9,000 + $7,000 = $16,000.

Utilization

The LLC files Form 1065N, attaching Form 3800N and Worksheet RD.

• Sales Tax Refund: The LLC elects to receive a $5,000 refund for the sales taxes it paid during the year.
• Refundable Balance: The LLC receives a check for the remaining $11,000 from the state.
• Alternative: If the LLC had chosen to distribute the credit, the $16,000 would have been split among the partners. The partners would use it to reduce their personal Nebraska income tax, but they could not receive the $11,000 as a cash refund.

Economic Impact and Legislative Forecasting

The Nebraska Advantage Research and Development Act has become an expensive but highly valued program for the state.

Statistical Trends

Internal data from the Department of Revenue, as analyzed by the Performance Audit Committee, highlights the program's growth:

• Between 2006 and 2020, 460 companies claimed more than $72.3 million in credits.
• The utilization rate is high; over 93.7% of awarded credits were used by activity year 2020.
• The actual cost of the program has consistently exceeded the Legislature’s original estimate of $5 million per year, demonstrating stronger-than-expected engagement from the business community.

Fiscal Realities

While the program is successful at driving R&D spending, it presents challenges for state budget forecasting. Unlike programs with hard caps, the R&D credit is "performance-based," meaning the state's liability increases automatically as businesses become more innovative. This led to a projected financial status shortfall in recent years, prompting calls for more rigorous forecasting and monitoring. Nevertheless, the consensus remains that the high-wage jobs and intellectual property created by the program outweigh its immediate fiscal cost.

Final Thoughts: Strategic Implications for Nebraska Businesses

The 15% base credit rate within the Nebraska Advantage Research and Development Act is a uniquely structured, federal-aligned incentive that prioritizes ease of calculation and immediate liquidity. By utilizing a percentage of the federal credit rather than a percentage of expenses, Nebraska provides a predictable incentive that integrates seamlessly with existing tax compliance workflows.

However, the "simplicity" of the 15% rate is contingent upon strict adherence to local mandates, most notably the E-Verify system and the complex apportionment rules for multi-state entities. For businesses, the strategic advantage of the 15% rate lies in its refundability, making it one of the few programs in the region that provides cash-back for innovation regardless of the company’s profit position.

As the program enters its next decade under the LB 727 extension, it remains a cornerstone of the state’s tax policy. Businesses that proactively manage their R&D projects, prioritize university partnerships to unlock the 35% enhanced rate, and maintain meticulous compliance records will find that the Nebraska 15% base credit rate is an indispensable tool for funding the next generation of technological growth. In an era where innovation is the primary driver of competitive advantage, Nebraska’s R&D credit ensures that the state’s businesses are not only keeping pace with global trends but are leading them from the heart of the Midwest.

This page is provided for information purposes only and may contain errors. Please contact your local Swanson Reed representative to determine if the topics discussed in this page applies to your specific circumstances.