Article 1 Citation and commencementI1 United Kingdom This Order— (a) may be cited as the Petroleum Act 1998 (Specified Pipelines) Order 2011, and (b) comes into force on 6th April 2011. Annotations Commencement I1 Art. 1 in force at 6.4.2011, see art. 1(b) ← Introduction Article 1 Article 2 →