Conversation so far:
What happend to Zico in 1983?
The FIGC (Italian Football Federation) blocked Zico's transfer from Flamengo to Udinese. This caused a commotion in Udine as enraged Friulians flocked to the streets in protest.
How did Zico perform on Udinese?
In 53 appearances, Zico managed to score 30 goals for Udinese.
Did Zico's transfer from Flemngo to Udinese ever go through?
Yes, at the end of the controversy, the deal went through and though leaving Flamengo fans in sadness, Zico made the Friulians fans finally dream of better days.
Did Zico win on Udinese?
Yes, in the 1983-84 Serie A the Udinese had 11 wins, 9 draws, and 10 losses for a ninth place finish.
What else happened to Zico on Udinese other than a ninth place finish?
Zico was voted 1983 Player of the Year by World Soccer Magazine.
Why was Zico's 1983 Player of the Year award by World Soccer Magazine disputed?
Zico scored 19 goals, one fewer than top scorer Michel Platini, having played 4 fewer matches than the French footballer due to an injury.
Was there any other controversy besides Zico's performance on Udinese?
Zico complained about the Udinese board for not signing competitive players, making the team too dependent on him. Furthermore, Italian tax officials pressed charges against him for tax evasion.

Question: When were the charges filed?
Self-contained rewrite: When were Zico's tax evasion charges filed by the Italian tax officials?