This work serves as the definitive procedural and substantive guide for legal practitioners navigating the complexities of the criminal justice system. Professor David Ormerod QC (Hon) leads a team of expert contributors to synthesize vast amounts of legislation, case law, and Practice Directions into a functional manual. The text is designed to provide authoritative guidance for courtroom appearances and legal research, ensuring practitioners remain current with evolving criminal statutes and appellate court decisions.

Legal professionals and members of the judiciary frequently cite this text as a primary resource for criminal litigation, often noting its superior organization and depth compared to competing manuals. Experts highlight the work as a foundational tool for busy practitioners who require immediate, reliable access to procedural rules and appellate authorities.