45In the fourth place, it is apparent from the orders for reference that the legislation at issue in the main proceedings provides for a custodial sentence in the event of failure to pay the fine, which is particularly onerous considering the implications for the person concerned (see, to that effect, judgments of 3 July 1980, Pieck, 157/79, EU:C:1980:179, paragraph 19; of 29 February 1996, Skanavi and Chryssanthakopoulos, C‑193/94, EU:C:1996:70, paragraph 36, and of 26 October 2017, I, C‑195/16, EU:C:2017:815, paragraph 77).
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