http://www.legislation.gov.uk/eudr/2014/37/article/2Commission Implementing Directive 2014/37/EU of 27 February 2014 amending Council Directive 91/671/EEC relating to the compulsory use of safety belts and child restraint systems in vehiclesCommission Implementing Directive 2014/37/EUCommission Implementing Directive 2014/37/EU of 27 February 2014 amending Council Directive 91/671/EEC relating to the compulsory use of safety belts and child restraint systems in vehicles2020-12-10King's Printer of Acts of Parliamenthttps://webarchive.nationalarchives.gov.uk/eu-exit/https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:32014L0037texttext/xmlen2014-02-27
Article 21.

Member States shall adopt and publish the laws, regulations and administrative provisions necessary to comply with this Directive six months after its entry into force at the latest. They shall forthwith communicate to the Commission the text of those provisions.

When Member States adopt those provisions, they shall contain a reference to this Directive or be accompanied by such a reference on the occasion of their official publication. Member States shall determine how such reference is to be made.

2.

Member States shall communicate to the Commission the text of the main provisions of national law which they adopt in the field covered by this Directive.