This book examines the role of criminal law in the enforcement of immigration controls over the last two decades in Britain. The criminalization of immigration status has historically served functions of exclusion and control against those who defy the state's powers over its territory and population. In the last two decades, the powers to exclude and punish have been enhanced by the expansion of the catalogue of immigration offences and their more systematic enforcement. This book is the first in-depth analysis on criminal offences in Britain, and presents original empirical material about...