# The Medicines for Human Use (Clinical Trials) Regulations 2004, Regulation 20: Modifications to clinical trial approval


A modification to a clinical trial approval may be made—
(a) by the licensing authority or the ethics committee, in accordance with regulation 21; or
(b) by the sponsor, in accordance with regulations 22, 22A and 22B.

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Source: https://www.legislation.gov.uk/uksi/2004/1031/regulation/20 (the official version)
Page: https://openlegislation.uk/medicines-for-human-use-clinical-trials-regulations-2004/regulation-20
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.