The Blackstone's Guide Series delivers concise and accessible books covering the latest legislative changes and amendments. Published soon after enactment, they offer expert commentary by leading names on the scope, extent and effects of the legislation, plus a full copy of the Act itself. They offer a cost-effective solution to key information needs and are the perfect companion for any practitioner needing to get up to speed with the latest changes. The Blackstone's Guide to the Borders, Citizenship, and Immigration Act 2009 provides an essential tool for understanding the important changes in border control, citizenship, and immigration law found in the Act. The Guide provides a clear explanation of developments in the acquisition of British citizenship by automatic acquisition, naturalisation and registration; the introduction of new immigration measures concerning students, children, trafficking, and other matters; and the new customs functions at UK borders and connected supervisory powers. The Guide provides a commentary that puts the new provisions into the context of existing laws, while explaining the significance of the innovations introduced. The constitutional significance of the new measures is considered, together with an emphasis on the implications of the measures for the protection of rights under the European Convention for the Protection of Human Rights and Fundamental Freedoms. The Guide is a clear exposition of the development of the law. This new Blackstone's Guide combines the full text of the Act with an expert narrative. It brings practitioners up-to-date with this complex piece of legislation. Presented in a straightforward layout, it enables ease of use as a reference source.