Case C-246/22, Staatsanwaltschaft Köln and Bundesamt für Güterverkehr (Transport of empty containers): Judgment of the Court (Seventh Chamber) of 14 September 2023 (request for a preliminary ruling from the Amtsgericht Köln — Germany) — BW (Reference for a preliminary ruling — Transport operations — Combined transport of goods between Member States — Directive 92/106/EEC — International carriage of goods by road — Regulation (EC) No 1072/2009 — Transport of empty containers before loading or after unloading of goods in the context of combined transport — Non-applicability of the provisions relating to cabotage operations)