United Kingdom: Great Britain (England, Scotland, Wales), and Northern Ireland.
New Member States since May 1, 2004:
EU Directives and Regulations are applicable in all Member States. Where Regulations are directly applicable, Directives have to be implemented into national law. (However some provisions of Directives might have a “direct effect”, i.e. they are applicable even if the national legislator fails to implement the Directive in time.)