Currently applicable legislation Legislation sets out how drug trials are approved, conducted, monitored and reported. UK Clinical Trials Regulations Resources GOV.UK guidance on authorisation of CTIMPsGOV.UK guidance on regulation of ATMPsGOV.UK guidance on legal requirements for children’s medicinesFor those undertaking research in Europe EU Advanced Therapy Medicinal Products (ATMPs) RegulationEU Paediatric Regulation European Commission clinical trials guidelines