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Claim R&D tax relief with confidence
Use our free R&D tools to check whether HMRC needs to be notified and estimate the value of your claim — all in minutes.
Do you need to notify HMRC with a CNF?
CNF checkerAnswer a few quick questions about your accounting period and previous claims to see whether a Claim Notification Form may be required.
When did your accounting period end?
Did you make an R&D claim in the 3 years before your notification deadline?
How was that previous claim submitted?
Have you already submitted a Claim Notification Form for this period?
Estimate the value of your R&D claim
CalculatorEnter your qualifying R&D spend and tax position to see an indicative benefit under the current R&D relief rules.
Your tax position
Is R&D 30%+ of your total spend? Loss-makers may qualify for ERIS — worth up to 27p per £1
Estimated net tax benefit
£0
Effective rate
0%
- Applicable scheme
- —
Like your number? Let's turn it into a claim.
Results are indicative only and should be confirmed against your full claim history and accounting position.
Two tools. One clearer claim position.
Before you spend time preparing an R&D claim, check the two areas that matter most: whether HMRC needs to be notified and what the claim could be worth.
Check your notification position
Understand whether a Claim Notification Form may be needed based on your accounting period and previous claim history.
Estimate your potential benefit
Use your qualifying R&D spend and tax position to see an indicative value under the current rules.
Speak to an adviser with context
Enter your consultation with the key figures and claim position already mapped out.
Ready to review your R&D claim?
Once you have checked your notification position and estimated your potential benefit, speak with an R&D tax specialist to confirm the next steps.
Speak to an expert