# Decision No 922/2009/EC of the European Parliament and of the Council of 16 September 2009 on interoperability solutions for European public administrations (ISA) (Text with EEA relevance), Article 18: Entry into force

Extent: E+W+S+N.I.

This Decision shall enter into force on the 20th day following its publication in the Official Journal of the European Union.
It shall apply from 1 January 2010 until 31 December 2015.

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Source: https://www.legislation.gov.uk/eudn/2009/922/article/18 (the official version)
Page: https://openlegislation.uk/eu-decision-2009-922/article-18
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.