# Commission Implementing Regulation (EU) 2018/574 of 15 December 2017 on technical standards for the establishment and operation of a traceability system for tobacco products (Text with EEA relevance), Article 12: Link between UI levels

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

1. The aggregated level UI shall be capable of identifying the list of all unique identifiers contained within the aggregated packaging by means of an electronically accessible link to the data repository.
2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3. In order to establish the link referred to in paragraph 1, economic operators ... shall transmit via the router to the data repository the information listed in point 3.2 of Section 3 of Chapter II of Annex II, in the format indicated therein.

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Source: https://www.legislation.gov.uk/eur/2018/574/article/12 (the official version)
Page: https://openlegislation.uk/eu-regulation-2018-574/article-12
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.