The software underpinning RDRelief was sold to one of the big-4 professional service firms in 2018. Consequently, the brand is no longer in operation.

• R&D Tax Advisors are invited to find out more about the Inspired.tax claim preparation software.
• Otherwise, please feel free to continue to browse this website for useful information regarding claiming R&D Tax Credits in the UK. However, beware that none of the information has been updated since 2018.