The 1929–30 season was the 28th season of competitive football in Italy. This was the first season that the Italian Football Championship was revised from having regional and interregional rounds, to a single-tier round-robin format league.
^Not classified because Astigiani got retired (final forfait) before match 27th (Astigiani-Carrarese to be played on 18 May): report published by Il Littoriale on 16 May page 6 top right 3rd column (sports newspaper conserved at Pavia, Biblioteca Universitaria). With report no. 36 dated 13 May 1930 D.D.S. wrote: (italian) Ritiro U.C. Astigiani dal Campionato ..omissis.. In applicazione dei disposti federali – agli effetti della classifica – si considerano come non disputate le gare giocate dalla U.C. Astigiani. (U.C. Astigiani got retired from Championship ... According to federal rules – when compiling final table – all matches already played by U.C. Astigiani will be considered as not valid.)
^Not classified because S.S. Corniglianese got retired (final forfait) after 16 matches (match 17 Savona-Corniglianese to be played on 23 February): report published by Il Littoriale on 1 March page 6 top right 1st column (sports newspaper conserved at Pavia, Biblioteca Universitaria). With report no. 26 dated 26 February 1930 D.D.S. wrote: (italian) S.S. Corniglianese. Si dà atto che la società a margine si è ritirata dal Campionato di 1.a Divisione (girone A) ..omissis.. In applicazione dei disposti federali – agli effetti della classifica – si considerano come non disputate le gare giocate dalla Corniglianese. (S.S. Corniglianese. We are confirming that the overmentioned club retired his team from First Division Championship (group A) ... According to federal rules – when compiling final table – all matches already played by Corniglianese will be considered as not valid.)
^ abcdeRelegated to Seconda Divisione and later readmitted to Prima Divisione.