The book examines the phenomenon of immigration federalism: its main characteristics, why and how it has developed, its implications for immigration systems (in general) and non-citizens rights (in particular).The book introduces the reader to theoretical perspectives on immigration federalism through three sets of literature federalism, governance and non-citizens rights that provide a necessary framework for understanding immigration federalism s multiple facets and impacts. It also offers an analysis of immigration federalism through case studies of six jurisdictions: Australia, Canada,...