The report adds that Chelsea were paid more than £3 million in research and development (R&D) tax relief and payments by HMRC between 2020 and last year, while Forest claimed £607,000 in the 2021-22 financial year. Fulham received £758,000 in credits between 2019 and 2024. Brentford, meanwhile, have previously said that their claims were based on £16 million that was spent on research and development, including "six PhD students every year to conduct research" and the "publication of several academic papers".