Special Review Topics

Why Research Rights Matter in Customer Contracts for the R&D Tax Credit

Research rights in customer contracts are central to the funded-research analysis. Whether the taxpayer retains substantial rights — not necessarily ownership — determines whether the research is funded. Contract language and the ownership vs. substantial-rights distinction matter.

A common question is why research rights matter in customer contracts for the R&D tax credit. The short answer is that research rights are central to the funded-research analysis. Whether the taxpayer retains substantial rights — not necessarily ownership — determines whether the research is funded. Contract language and the ownership vs. substantial-rights distinction matter. This page explains the framework in general terms. It is educational and is not individualized advice or a legal conclusion about any particular contract. For the foundational framework, see our page on funded research.

The Funded-Research Exclusion and Rights

Under Section 41(d)(4)(H), research is excluded from qualified research to the extent it is funded by another person. The Treasury Regulations address when research is considered funded. In general terms, research is funded to the extent the taxpayer performing it does not retain substantial rights in the results. The rights analysis is therefore central to whether customer-funded research is excluded. For more, see our page on funded research.

Substantial Rights

The taxpayer generally must retain substantial rights in the research results. The regulations address what constitutes substantial rights. Where the taxpayer retains exclusive rights, it generally retains all substantial rights. Where rights are shared or limited, the analysis is more nuanced and depends on the specific arrangement. Where the taxpayer retains no substantial rights — for example, where the rights are transferred to the customer and the taxpayer must pay for the right to use the results — the research may be funded.

Contract Language Matters

The contract language allocating rights is central to the analysis. Provisions that transfer all rights to the customer, that give the customer exclusive control of the results, or that require the taxpayer to pay for the right to use the results may indicate that the taxpayer does not retain substantial rights. Provisions that give the taxpayer exclusive rights, or that allow the taxpayer to use the results in its trade or business without paying for the right, may indicate that the taxpayer retains substantial rights.

Ownership vs. Substantial Rights

A distinction exists between ownership and substantial rights. Ownership of the results is one factor, but the analysis focuses on whether the taxpayer retains substantial rights, which may not require full ownership. A taxpayer may retain substantial rights without owning the results, depending on the specific contractual arrangement. The analysis is nuanced and depends on the specific facts and contract terms.

Hypothetical Example

Consider a manufacturer that performs development for a customer under a contract. If the contract gives the customer exclusive ownership and control of the results, and the manufacturer must pay a royalty to use the results, the manufacturer may not retain substantial rights, and the research may be funded.

By contrast, if the contract gives the manufacturer exclusive rights to use the results in its trade or business, even if the customer also has certain rights, the manufacturer may retain substantial rights, and the research may not be funded.

These examples are illustrative only and do not provide legal conclusions about any particular contract.

Documentation That May Help

Records that can help support the rights analysis include the contract provisions allocating intellectual-property rights, license terms, any provisions limiting the taxpayer's use of the results, and any project communications clarifying the parties' understanding of rights. For more, see our page on R&D tax credit documentation.

Key Takeaway

Research rights in customer contracts are central to the funded-research analysis. Whether the taxpayer retains substantial rights — not necessarily ownership — determines whether the research is funded. Contract language and the ownership vs. substantial-rights distinction matter. Because the rights analysis is fact-specific, professional review is appropriate.

Sources

  1. Internal Revenue Code §41

    Cornell Law Institute (LII)

    Section 41(d)(4)(H) excludes funded research from qualified research.

  2. Treasury Regulation §1.41-4

    Cornell Law Institute (LII)

    Addresses funded research, including the substantial-rights analysis.

  3. Treasury Regulation §1.41-4A

    Cornell Law Institute (LII)

    Detailed funded-research rules, including the substantial-rights analysis.

  4. Instructions for Form 6765

    Internal Revenue Service

    Summarizes qualified research and excluded activities, including funded research.

By R&D Ledger Editorial Team

Last reviewed: August 2026

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