Directive 2004/38/EC of the European Parliament and of the CouncilShow full title

Directive 2004/38/EC of the European Parliament and of the Council of 29 April 2004 on the right of citizens of the Union and their family members to move and reside freely within the territory of the Member States amending Regulation (EEC) No 1612/68 and repealing Directives 64/221/EEC, 68/360/EEC, 72/194/EEC, 73/148/EEC, 75/34/EEC, 75/35/EEC, 90/364/EEC, 90/365/EEC and 93/96/EEC (Text with EEA relevance)

[X1Article 26 U.K. Checks

Member States may carry out checks on compliance with any requirement deriving from their national legislation for non-nationals always to carry their registration certificate or residence card, provided that the same requirement applies to their own nationals as regards their identity card. In the event of failure to comply with this requirement, Member States may impose the same sanctions as those imposed on their own nationals for failure to carry their identity card.]