Acknowledgements
The authors would particularly like to thank Alison Key, Lindsey Fidler, Jayne Aldridge, Keith Houghton, Jeanette Jones and Carolyn George for their work on previous editions of this Handbook.
Grateful thanks are due to Connie Craig-Lucey, Hannah Bundy and Gareth Davies for lending their time and expertise in checking and advising on this edition.
For editing the book and managing its production, thanks go to Bridget Giles. Thanks also to Pauline Phillips for proofreading the text and Anne Ketley for compiling the index.
The law covered in this Handbook was correct on 31 January 2022 and includes regulations laid up to this date.