Tobacco Products Directive
The requirement for a traceability system for tobacco products is defined in Article 15 of the EU Tobacco Products Directive 2014/40/EU of 3 April 2014.
Link
EU Implementing Regulation
The rules regarding traceability for tobacco products are set out in the 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 as amended by the Commission Implementing Regulation 2023/448 of 1 March 2023.
Link
Danish Legislation
Rules on traceability, including but not limited to ID issuer, labelling of tobacco products, as well as sanctions for violations, were implemented in the Danish Tobacco Act in January 2019. You can find the latest version of the Act (the executive order of 4 November 2024) via the link below.
NB: The legislation is only available in Danish.