# Council Directive of 16 December 1991 on the reciprocal recognition of national boatmasters' certificates for the carriage of goods and passengers by inland waterway (91/672/EEC), Article 6

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

Member States shall bring into force the laws, regulations and administrative provisions necessary to comply with this Directive no later than 1 January 1993. They shall forthwith inform the Commission thereof.
When Member States adopt these measures, they shall contain a reference to this Directive or shall be accompanied by such reference on the occasion of their official publication. The methods of making such a reference shall be laid down by the Member States.

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Source: https://www.legislation.gov.uk/eudr/1991/672/article/6 (the official version)
Page: https://openlegislation.uk/eu-directive-1991-672/article-6
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.