R&D Tax Credits for Construction Companies

Construction companies are constantly solving technical problems around site conditions, materials, sustainability, safety, energy performance, buildability and cost control. Where your business is developing new construction techniques, adapting materials, improving building performance or overcoming uncertainty on complex projects, you may be carrying out qualifying R&D. InnoFund helps construction businesses identify eligible activity, prepare compliant R&D Tax Credit claims and protect future innovation funding opportunities.

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Innovation in Construction

Innovation in construction often happens on live projects where businesses are under pressure to deliver safely, efficiently and within tight commercial constraints. Qualifying R&D can arise where a company is not simply following standard construction methods, but is developing or adapting techniques, materials, systems or processes to overcome technical challenges. This can apply to main contractors, design leads, consulting engineers, architects and specialist subcontractors such as M&E, fire, acoustics, demolition and environmental specialists.

This includes work across:

  • New construction techniques
  • Innovative materials
  • Sustainable construction
  • Health and safety systems
  • BIM and digital workflows
  • Complex site conditions
  • Energy-efficient buildings
  • Modular and offsite construction
  • Prototype development
  • Process improvements
  • Technical design and engineering
  • Ecological site constraints

Qualifying construction R&D is usually found where the business has to test, adapt or develop a method because the standard route does not resolve the technical challenge safely, efficiently or reliably.

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Simba Mareverwa, Head of Compliance and Tax Disputes at InnoFund - InnoFund - R&D Tax & Innovation Funding
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Simba Mareverwa

Head Of Compliance & Tax Disputes

A note from Simba Mareverwa

Construction R&D Claims Need Clear Evidence of Technical Uncertainty

Construction projects can involve significant technical challenges, but not every difficult or expensive build will qualify for R&D Tax Credits. HMRC will want to understand what technical uncertainty existed, why standard construction methods were not enough, and what systematic work was carried out to resolve the problem.

A strong construction R&D claim should explain the technical issue clearly. This might involve unusual ground conditions, new materials, challenging structural requirements, sustainability targets, offsite manufacturing constraints, building performance requirements, safety risks, ecological constraints or the integration of complex systems.

Simba Mareverwa, InnoFund's Head of Compliance and Tax Disputes, helps ensure construction R&D claims are reviewed with compliance at the centre. His focus is making sure claims are not built around broad statements about complexity, cost or sustainability, but around clear evidence of eligible activity, technical uncertainty, testing, iteration and defensible project methodology.

Qualifying R&D

How Construction Companies Can Qualify for R&D Tax Credits

Construction companies may qualify for R&D Tax Credits where they are seeking an advance in science or technology and have to overcome technical uncertainty. Qualifying activity can arise across methods, materials, site constraints, building performance, safety systems, digital workflows and specialist engineering.

Developing New Construction Techniques

R&D may arise where a construction business develops new building techniques to improve efficiency or overcome site-specific challenges. This could include new installation methods, sequencing, temporary works, foundations, structural approaches or construction methodologies where existing solutions are technically limited.

Innovative Use of Materials

Construction companies may qualify where they are researching, testing or adapting materials to improve strength, durability, sustainability, cost-efficiency or site performance. This may include low-carbon materials, recycled materials, specialist coatings, insulation systems, composites or materials used in unusual environments.

Environmental Sustainability and Energy Efficiency

R&D can arise where a business is developing ways to reduce the environmental impact of construction work, improve building energy performance or integrate renewable technologies. The qualifying activity must involve technical uncertainty, such as testing new methods, systems or material combinations to achieve a required performance standard.

Health, Safety and Site Risk Improvements

Construction R&D may include developing new systems, processes or technologies to improve safety in high-risk environments. This could involve monitoring systems, new site processes, safety equipment, risk reduction methods or studies that lead to technically improved ways of protecting workers.

BIM, Digital Tools and Construction Technology

BIM, software, data systems and digital construction tools may qualify where they are developed or adapted to solve a technical problem. Routine use of existing software is unlikely to qualify, but creating new workflows, integrations, modelling tools or site management systems may involve eligible R&D.

Site-Specific Engineering and Ecological Challenges

Some construction projects involve geological, environmental, ecological, access or structural constraints that cannot be solved using standard methods. Qualifying R&D may include developing new foundations, adapting construction techniques, protecting endangered species, managing difficult ground conditions or creating bespoke technical solutions for constrained sites.

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What our clients have to say about InnoFund

  • Knowledgeable and easy to work with!

    We've worked with InnoFund for a few years now and it's been generally very positive. They've helped us with R&D claims and their knowledge and experience has been essential. Most of our contact has been with Ardy, Fatima and Libby who have been great. Highly recommended.

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  • Would recommend them to any company

    We have worked with InnoFund over the last few years to prepare & submit our R&D claim. They have guided us professionally through all stages of the process. I would recommend them to any company looking to secure R&D tax relief.

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Non-Qualifying Work

Not Every Construction Project Qualifies for R&D Tax Credits.

Not every construction project, site challenge or expensive build will qualify for R&D Tax Credits. The key question is whether the business faced scientific or technological uncertainty and carried out systematic work to resolve it.

Examples of work that may not qualify include:

  • Routine construction work
  • Standard project management
  • Normal site preparation
  • Off-the-shelf BIM use
  • Standard material substitution
  • Routine health and safety compliance
  • Standard building regulation work
  • Commercial tendering
  • Normal quality control
  • Basic design changes
  • Routine maintenance or repair
  • Work after uncertainty is resolved

Construction projects often contain a mixture of qualifying and non-qualifying activity. InnoFund helps separate routine delivery from genuine R&D so the claim is accurate, compliant and defensible.

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Eligible R&D Costs for Construction Businesses

Construction businesses may be able to claim relief on qualifying costs linked to eligible R&D projects, including:

  • Site and technical staff time
  • Engineer and design staff time
  • Technical director time
  • Employer NIC and pension costs
  • Subcontracted R&D, where eligible
  • Externally provided workers
  • Software used for modelling or testing
  • Cloud computing and data costs
  • Materials used in trials
  • Prototype components
  • Testing and analysis costs
  • Consumables used in R&D

The treatment of subcontractors, client-funded work, externally provided workers, trial materials, software and technical consultancy can be particularly important in construction R&D claims.

InnoFund helps identify which costs are eligible and ensures the claim is built around the qualifying technical work, not just the wider commercial project.

HMRC Risk Areas for Construction R&D Claims

HMRC is applying greater scrutiny to R&D Tax Credit claims, including claims from construction and engineering businesses. A strong claim must explain the technical uncertainty clearly and show why the work went beyond routine project delivery or commercial complexity.

Common risk areas include:

  • Claiming project complexity as R&D
  • Weak technical uncertainty explanation
  • No clear baseline of existing methods
  • Overclaiming routine site work
  • Incorrect subcontractor treatment
  • Claiming client-funded work incorrectly
  • Poor records of testing or iteration
  • Generic sustainability claims
  • No competent professional input
  • Failing to separate qualifying and non-qualifying activity
  • Claiming standard BIM use
  • Unclear project boundaries

InnoFund helps construction businesses prepare claims that are clear, compliant and evidence-led. We focus on the technical work behind the project, the uncertainty faced, the process followed and the costs directly connected to the qualifying activity.

Frequently Asked Questions

Can construction companies claim R&D Tax Credits?

Yes. Construction companies can claim R&D Tax Credits where they are seeking an advance in science or technology and have to overcome technical uncertainty. This may include work involving new construction techniques, materials, sustainability, site-specific challenges, energy efficiency, safety systems, BIM, modular construction or specialist engineering.

Sustainable construction can qualify where the business has to develop or adapt methods, materials or systems because standard solutions are not sufficient. Simply using known green products is unlikely to qualify, but testing new ways to improve energy performance, reduce carbon or integrate sustainable technologies may be eligible.

Possibly. Specialist subcontractors may qualify where they are responsible for resolving technical uncertainty and carrying out eligible R&D activity. The contractual position, payment terms and project structure need careful review, especially where work is client-funded or part of a wider supply chain.

BIM and construction software may qualify where the business is developing, adapting or integrating digital tools to solve a technical problem. Routine use of standard BIM software is unlikely to qualify on its own, but creating new workflows, automation, modelling methods or integrations may be eligible.

Yes. A project does not need to succeed to qualify. If the business carried out systematic work to resolve technical uncertainty, failed trials, prototypes, design iterations or abandoned methods can still support an R&D claim.

Useful evidence may include design records, technical drawings, BIM models, site reports, test results, material trial data, structural calculations, photographs, meeting notes, risk assessments, supplier correspondence, project timelines and explanations from the competent professionals involved.

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Why Us

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Know for sure.

Got a project you want to discuss? InnoFund helps separate routine delivery from genuine R&D so that claims are accurate, compliant and properly evidenced. Speak to our innovation funding experts today.

£300M
Tax benefits secured for our clients
1%
HMRC enquiry rate
99%
HMRC enquiries defended in the last two years
£162,000
Average UK R&D claim value
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