(20)Member States and their regional or local authorities are outside the scope of Directive 2003/71/EC. However, they may choose to produce a prospectus in accordance with this Directive. Third country sovereign issuers and their regional or local authorities are not outside the scope of Directive 2003/71/EC and are obliged to produce a prospectus if they wish to make a public offer of securities in the Community or wish their securities to be admitted to trading on a regulated market. For those cases, particular schedules should be used for the securities issued by States, their regional and local authorities and by public international bodies.