Running a claim
How a claim is put together, filed and reviewed, the calendar to keep, common mistakes, and how advisor fees and briefs work.
Country definitions verified on 1 October 2026
Articles
28 Aug 2026Common R&D claim mistakes and how to avoid themThe same handful of errors appear in weak claims in every jurisdiction. Most are avoidable with a little structure. Here are the ones that matter, why they matter, and what to do instead.4 min read07 Aug 2026How to run a project identification workshop with your technical teamThe projects that qualify are rarely the ones finance expects. A ninety-minute workshop with the people who did the work finds them, and produces the first draft of the evidence at the same time.3 min read24 Jul 2026How to brief and evaluate an R&D tax advisorMost companies choose an advisor on the strength of a sales call. A short written brief, a fixed set of questions and a scoring sheet produce a better decision and a better claim.3 min read17 Jul 2026How R&D advisor fee structures work, and the questions to ask before you signContingent, fixed or hourly: each fee model rewards different behaviour. Understanding what you are being offered is the first step to buying advice on fair terms.4 min read
Running a claim in each country
Each country defines the rules in its own words. Start with the definition, then read the full section of the country guide.
United StatesThe United States gives a federal income tax credit for increasing research activities under section 41 of the Internal Revenue Code.Running a claim in United StatesUnited KingdomFor accounting periods beginning on or after 1 April 2024, most companies claim under the merged R&D expenditure credit scheme.Running a claim in United KingdomIrelandIreland's R&D corporation tax credit gives companies a credit against corporation tax for qualifying R&D expenditure.Running a claim in IrelandCanadaCanada's Scientific Research and Experimental Development (SR&ED) program gives a deduction against income and an investment tax credit for qualifying work carried out in Canada.Running a claim in CanadaAustraliaAustralia's R&D Tax Incentive gives companies a tax offset for eligible R&D expenditure.Running a claim in AustraliaNew ZealandNew Zealand's Research and Development Tax Incentive gives a 15% tax credit for eligible R&D expenditure.Running a claim in New ZealandSingaporeSingapore gives enhanced tax deductions for qualifying R&D, including under the Enterprise Innovation Scheme (EIS), with an option to convert part of the expenditure into a cash payout.Running a claim in Singapore
Related programR&D Tax Fundamentals
The grounding every claimant needs, in any of the countries we cover: what research and development means for tax purposes, how a claim is built from project to filing, which records stand up to review, and how to work with an advisor from an informed position.