# Commission Delegated Regulation (EU) 2017/79 of 12 September 2016 establishing detailed technical requirements and test procedures for the GB type-approval of motor vehicles with respect to their 112-based eCall in-vehicles systems, of 112-based eCall in-vehicle separate technical units and components and supplementing and amending Regulation (EU) 2015/758 of the European Parliament and of the Council with regard to the exemptions and applicable standards (Text with EEA relevance), Article 3: Multi-stage approval of special purpose vehicles

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

In case of multi-stage type-approval of the special purpose vehicles defined in points 5.1 and 5.5 of part A of Annex I to Regulation (EU) 2018/858 granted at a previous stage in respect of the installation of a 112-based eCall in-vehicle system in the (base) vehicle shall remain valid, provided that the 112-based eCall in-vehicle system and the relevant sensors are not modified.

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Source: https://www.legislation.gov.uk/eur/2017/79/article/3 (the official version)
Page: https://openlegislation.uk/eu-regulation-2017-79/article-3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.