17 Jun 2025

What’s the Difference Between Qualifying and Non-Qualifying R&D Activities?

Yasmin Dalton
Consultant

magnifying glass lies on the table for Analytical research

If you’re preparing to claim R&D Tax Relief, one of the most important things to get right is understanding what counts as a qualifying R&D activity and what doesn’t.

This distinction can make a big difference to the value of your claim, and getting it wrong could lead to delays, reductions, or even an enquiry from HMRC. So, whether you’re new to R&D tax claims or simply want to be sure you’re on the right track, it’s well worth taking a closer look at what qualifies and what doesn’t.

In this article, we’ll break it down clearly, with examples, and explain how you can be confident your claim includes the right activities.

What is a Qualifying R&D Activity?

HMRC defines qualifying research and development as work that seeks to make an advance in science or technology, while attempting to overcome scientific or technological uncertainty.

In simpler terms, the activity must go beyond routine improvements or known solutions. You need to be aiming for something new or improved in a way that isn’t straightforward, and where a competent professional in the field would not immediately know how to achieve the result. A competent professional is someone with relevant expertise, knowledge of the field, and accumulated experience. Crucially, the advance must be in the overall knowledge or capability in a field of science or technology, not just an advance in your company’s internal understanding or capabilities. However, if the solution isn’t publicly known or readily deducible, it can still be considered a qualifying advance.

It also needs to follow a structured process. That means planning, testing, analysing, and refining – rather than trial and error or lucky guesses.

If your business is trying to develop something new, improve how something works, or solve a technical problem where the solution is not already widely understood, you may well be carrying out qualifying R&D activities.

What Might Qualify as R&D?

There are lots of different types of work that can qualify for R&D Tax Relief across a wide range of sectors. For example, you could be:

  • Designing a product with features or performance capabilities that don’t currently exist in the market, requiring innovative scientific or technological solutions.
  • Developing bespoke software to solve complex internal problems or integrate unique systems, where the technical challenges involved require overcoming uncertainties beyond standard coding practices.
  • Prototyping and running tests to address unexpected technical challenges that arise during the development of a new product or process.
  • Improving the efficiency, reliability, or function of a current product or process in a way that involves overcoming scientific or technological uncertainty.
  • Advancing your production methods to reduce waste or solve problems that arise during manufacturing, where the solutions are not immediately apparent to a competent professional.

What all of these have in common is a clear scientific or technological challenge, and a genuine attempt to overcome it through systematic research and development. These are core examples of qualifying R&D activities under HMRC’s guidelines.

Do you want to discuss your R&D?

Book an appointment with our R&D specialists, and we can help determine if your project qualifies and discuss your next steps.

Qualifying Indirect Activities

In addition to the direct R&D work, certain activities that support your qualifying R&D project can also be claimed. These are known as “qualifying indirect activities” and often include:

  • Scientific and technical information services that support the R&D, such as researching existing patents or scientific literature to inform your project.
  • Essential support activities directly related to the R&D, such as specific training for R&D staff, or clerical work directly related to the R&D project.
  • Activities undertaken for the purpose of designing, constructing, or testing specific elements of the R&D project.

Understanding which of these support tasks fall under qualifying R&D activities can help ensure you’re maximising your claim without including ineligible work.

What Doesn’t Qualify?

While many parts of a project might feel innovative or important, that doesn’t necessarily mean they qualify for R&D Tax Relief.

Some common examples of non-qualifying R&D activities include things like routine maintenance or updates, cosmetic changes to products, or general business tasks. These types of work might be necessary, but they don’t count as eligible R&D.

Activities that are purely commercial, such as market research, advertising, customer support, or financial planning, also fall outside of HMRC’s definition.

Similarly, if your team is just replicating existing solutions without adding anything new or improving how they work, that wouldn’t qualify either.

For example, updating the colour scheme of a user interface, rolling out a standard software installation, or scaling up an existing process without solving a new technical problem would all be considered non-qualifying.

How Can You Tell the Difference?

It’s not always black and white, but asking yourself a few key questions can help you figure it out:

  • Is the work aiming to extend overall knowledge in a field of science or technology?
  • Are you facing a genuine technological challenge that can’t be easily solved by a competent professional?
  • Would a competent professional in your field be unsure of how to resolve the problem or achieve the desired outcome?
  • Are you taking a structured, investigative approach to solving it?

If the answer to those questions is yes, there’s a good chance the R&D activity is eligible.

Why It Matters to Get This Right

Identifying the right activities is not just about ticking boxes. It directly affects how much tax relief your business can claim and how confident you can be in the accuracy of your submission.

Including non-qualifying activities in your claim could lead to questions from HMRC, which might delay your payment or reduce the amount you receive. Worse still, it could result in penalties if HMRC believes the claim was careless or inaccurate.

On the other hand, if you’re not sure what qualifies and end up leaving out eligible work, you could be missing out on valuable relief that your business is entitled to.

How TBAT Innovation Can Help

This is where TBAT Innovation comes in. Our team of R&D tax experts work with companies across all sectors to help them identify which activities meet HMRC’s criteria and which do not.

We take the time to understand your projects in detail and support you in preparing a fully compliant and well-documented R&D tax relief claim. Whether you’re applying under the SME R&D scheme or the RDEC scheme, we’ll make sure your claim is clear, accurate, and backed up with the right evidence.

With HMRC becoming increasingly rigorous about claims, having a specialist on your side can make a real difference. The key is to focus on activities that aim to make a genuine advance in science or technology and involve solving uncertainties that aren’t already widely understood.

Get in touch with our expert team today, to find out how we can help you make the most of your innovation.

Want to learn more? Government guidance: Claiming Research and Development (R&D) Tax Relief

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