Cagliari president Massimo Cellino was one of three men arrested on Thursday morning following an inquiry into the construction of the Stadio Is Arenas.
Cagliari's Serie A clash with AC Milan will be held in Turin on Sunday after their own stadium was once again deemed unsuitable to host a league match.
Juventus board member Pavel Nedved has been banned from attending Serie A games until January 31 after confronting officials following Sunday's 2-1 home defeat to Sampdoria.
Cagliari's appeal to overturn a win awarded to Roma following the abandoned match between the sides has "nothing to do with sport" according to Massimo Cellino.
Milan registered their first win at the San Siro, beating Cagliari 2-0 despite coach Massimiliano Allegri missing the game through suspension.
Cagliari have become embroiled in a bitter war of words with the Italian Football Federation and Roma after the fixture between the two clubs was cancelled and Roma given a 3-0 win.
The Serie A match between Cagliari and Roma - due to be held on Sunday afternoon - has been called off by the local government and police amid safety concerns surrounding the Is Arenas in Sardinia.
Massimo Ficcadenti has returned to coach Cagliari just four months after he was sacked.
Cagliari have hired Davide Ballardini as their new manager, with the former Lazio boss replacing Massimo Ficcadenti, who was sacked on Tuesday night.
Serie A club Cagliari have announced the sacking of manager Massimo Ficcadenti just ten matches into the season.