Tax deductions for R&D&I are one of the main incentives for research and development (R&D) and technological innovation (TI) in Spain. However, many companies find it difficult to determine whether their projects should be classified as R&D or as technological innovation.
Classification as R&D or IT is not merely a technical distinction; rather, it has a direct impact on the applicable corporate income tax deduction rate. Therefore, correctly classifying a project is essential for maximizing the available tax incentives.
In this article, we explain the difference between research and development and technological innovation, the role that the state of the art plays in this assessment, and how this classification affects R&D&I tax deductions.
What is considered research and development (R&D)?
Research and development projects aim to generate new knowledge or technological advancements that represent a breakthrough or significant advance over the current state of the art worldwide.
This type of project is characterized by two key features:
- High degree of technical uncertainty
- Significant technical risk
In other words, these are initiatives for which there is no known or obvious solution at the time the project begins, so the company must develop new technical solutions not available on the market, representing an objective innovation.
This disruptive nature is what justifies tax regulations establishing higher deduction rates for R&D projects as part of tax incentives for innovation.
What is technological innovation (TI)?
Technological innovation (TI), for its part, does not necessarily involve the creation of entirely new technology.
In these cases, the projects aim to introduce substantial improvements to the company’s existing products or processes, resulting in significant technical progress for the company, even though the technologies used may already exist on the market or within the industry; hence, they represent a subjective innovation.
Therefore, technological innovation is characterized by:
- Apply existing technologies in innovative ways within the company
- Implement significant improvements to processes or products
- To drive technical advancements for the organization, even if they are not entirely new to the industry
From a tax perspective, these projects may also qualify for R&D&I tax credits, although the credit rates differ from those for research and development.
The Role of the State of the Art in Project Evaluation
One of the key factors in determining whether a project falls under R&D or IT is a review of the state of the art.
A state-of-the-art analysis involves studying the existing technical knowledge in a given field before beginning a project. Its purpose is to identify:
- What technological solutions are already available?
- What level of development has the sector reached?
- If the project proposes a truly innovative breakthrough
Based on this analysis, it is possible to determine whether the project:
- Introduces a completely new development (R&D)
- Or it represents a significant improvement over existing technologies (IT)
Consequently, the state of the art becomes a key tool for technically justifying the nature of the project and its eligibility for R&D&I tax credits.
What happens if the project doesn't produce the expected results?
A common question among companies is whether the failure of a project prevents them from claiming tax deductions for R&D&I.
The answer is clear: not necessarily.
What matters in determining whether a project qualifies as research and development or technological innovation is not the final result, but the process of seeking real technical progress.
To this end, in order to defend the project's rating regardless of the final outcome, it is imperative that the company be able to demonstrate:
- Activities Carried Out During the Project
- The methodology used
- The technical documentation generated
- The rationale behind the technological challenge addressed
Therefore, even when a project does not achieve the expected results, it may still be considered R&D or technological innovation if the development effort undertaken is adequately demonstrated.
Why It Is Essential to Distinguish Between R&D and Technological Innovation
Correctly determining whether a project is R&D or technological innovation (TI) is key because this classification directly affects the applicable tax deduction percentage.
Under the R&D&I tax deduction framework, Spanish regulations establish different incentives depending on the nature of the project.
Percentage of the tax deduction for technological innovation (TI)
Technological innovation projects are eligible for a tax deduction of: 12% on expenses incurred during the tax year in mainland Spain, 15% in provincial tax zones, and 45% in the Canary Islands.
Percentage of the Research and Development (R&D) Tax Credit
Research and development projects are eligible for higher tax incentives:
In common territory:
- 25% deduction from expenses for the fiscal year
- A 42% deduction on the excess of expenses over the average of the previous two years
In the case of autonomous regions, the deduction rates range from 30 to 50 percent of eligible expenses, and in the Canary Islands , from 45 to 75.6 percent.
This spread reflects the higher technological risk and greater degree of uncertainty associated with research and development.
Key Tips for Properly Claiming R&D&I Tax Deductions
To correctly claim tax deductions for R&D&I, companies must pay special attention to several aspects:
- Properly analyze the state of the art before starting the project
- Determine whether the development falls under R&D or technological innovation
- Properly document all technical activities performed
- Justify the technical progress made during the project
Proper classification and documentation help reduce tax risks and optimize the use of innovation incentives available under the Spanish tax system.
Frequently Asked Questions About R&D&I Tax Deductions
What is the difference between research and development and technological innovation?
Research and development aims to generate entirely new technologies or knowledge, while technological innovation (TI) introduces substantial improvements to existing technologies or processes.
Can a tax deduction be claimed if the project is unsuccessful?
Yes. The success of the project does not determine whether it qualifies as R&D or technological innovation. What matters is demonstrating the actual technical development effort and the existence of a technological challenge.
What deduction percentage applies in each case?
- Technological Innovation (TI): 12% deduction on project expenses.
- Research and Development (R&D): A general deduction of 25% and up to 42% on expenses exceeding the average of the previous two years.
Promoting Innovation with Legal Certainty
Tax deductions for R&D&I represent a significant opportunity for companies to finance their research, development, and technological innovation activities. However, to take full advantage of these incentives, it is essential to correctly classify projects and adequately document their technical content.
At ELZABURU, we assist companies and organizations in identifying, structuring, and justifying R&D&I projects, helping them maximize available tax incentives and integrate innovation into their growth strategy.
José Miguel Sanabria, Consultant in the Legal and Innovation Financing Department at ELZABURU

