# Commission Implementing Regulation (EU) 2016/799 of 18 March 2016 implementing Regulation (EU) No 165/2014 of the European Parliament and of the Council laying down the requirements for the construction, testing, installation, operation and repair of tachographs and their components (Text with EEA relevance), Division (448)

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

If the interoperability tests are not successful with one or more of the recording equipment or tachograph card(s), the interoperability certificate shall not be delivered, until the requesting manufacturer has realised the necessary modifications and has succeeded the interoperability tests. The laboratory shall identify the cause of the problem with the help of the manufacturers concerned by this interoperability fault and shall attempt to help the requesting manufacturer in finding a technical solution. In the case where the manufacturer has modified its product, it is the manufacturer's responsibility to ascertain from the relevant authorities that the security certificate and the functional certificates are still valid.

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Source: https://www.legislation.gov.uk/eur/2016/799/annex/1/division/8/division/8.4/division/448 (the official version)
Page: https://openlegislation.uk/eu-regulation-2016-799/annex-1/division-8/division-8.4/division-448
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.