Providing the full text of this important Act plus explanatory annotation, this new work will be invaluable for criminal practitioners and police forces seeking to understand the Act's impact. * Includes the Regulation of Investigatory Powers Act 2000 in full together with section-by-section annotation to provide clear explanation of how the Act works in practice and what its requirements are * Helps practitioners understand the range of investigatory powers that are available to public bodies and the conditions that go with them * Gives guidance on the new powers that have been created to combat the use of strong encryption * Annotated by a leading authority * Highly portable - ideal for use in court