Judgment of the Court (Tenth Chamber) of 24 March 2021.#Prefettura Ufficio territoriale del governo di Firenze v MI and TB.#Requests for a preliminary ruling from the Corte suprema di cassazione.#Reference for a preliminary ruling – Approximation of laws – Recording equipment in road transport – Regulation (EEC) No 3821/85 – Article 15(7) – Regulation (EC) No 561/2006 – Control proceedings – Administrative penalty – Failure to produce the record sheets for the tachograph relating to the current day and the previous 28 days – Single or multiple infringement.#Joined Cases C-870/19 and C-871/19.