Find the most up to date version of The Criminal Procedure Rules here: https://www.gov.uk/guidance/rules-and-practice-directions-2020
The Criminal Procedure Rules govern criminal court procedure in magistrates’ courts, the Crown Court, the Court of Appeal and, in extradition appeal cases, the High Court.
They can be found on the government website here: https://www.gov.uk/guidance/rules-and-practice-directions-2020
Part 3 of the Criminal Procedure Rules covers Case management, including Ground Rules Hearings.
Part 18 of the Criminal Procedure Rules covers Measures to assist a witness or defendant to give evidence or otherwise participate.
The Criminal Procedure Rules are updated regularly and readers should ensure they are accessing the most up to date version.