[14] However, on 10 August Lega B announced that a 19-team calendar would be commissioned for the 2018–19 and no repechage would take place.

[16] On 3 August 2018, it was officially announced by the Italian Football Federation (FIGC) that Juventus Under 23 would take part in Serie C, making it the first "B Team" in Italy to do so since 1934.

Also, Cavese and Imolese were admitted from Serie D to fill the vacancies created.

[19] The season eventually kicked off on Saturday 15 September, but saw all games of Novara, Pro Vercelli, Ternana, Siena and Catania delayed indefinitely due to their judicial requests to be admitted to Serie B, as well as Viterbese, after the club threatened not to participate in Serie C due to their opposition to being admitted to the Southern group.

[20] On 14 February 2019, Matera were excluded from Serie C for missing four consecutive matches[21] which was followed by the exclusion of Pro Piacenza on 18 February 2019 after missing several games and presenting a makeshift team composed of teenagers and a physiotherapist in their final game, where they were beaten 20-0 by Cuneo.

If tied on aggregate, extra time and eventually penalty shoot-out are played.