[2] Tagliavento began refereeing in Serie A in 2004, officiating over 200 matches in his fourteen year career.

On 8 December 2010, Tagliavento debuted as a referee in the UEFA Champions League, in a match between Arsenal and Partizan.

[3] On 3 July 2018, Tagliavento was named club manager of Ternana.

[4] After having been promoted to vice-chairman, on 18 June 2023 Tagliavento was named new Ternana chairman, following the election of club owner and chairman Stefano Bandecchi as mayor of Terni.

[6] Tagliavento officiated international friendlies, U-21 European qualifiers, as well as FIFA World Cup qualification matches in Europe.