The season was scheduled to run from 23 August 2019 to 14 May 2020, though on 9 March 2020, the Italian government halted the league until 3 April 2020 due to the COVID-19 pandemic in Italy.
Among the relegated teams, two of them (Empoli and Frosinone) have returned to Serie B after only one season in the top flight.
[11] The club's exclusion was confirmed and ratified on 12 July, with Venezia being readmitted in place of the Rosanero.
[12] * For this season, all the teams participating in the Serie B tournament featured the institutional sponsor Facile Ristrutturare (on the left sleeve as a patch).
Those winning teams advanced to the two-legged final, where the winner was promoted to play in Serie A the following season.