Al Capone $100,000 for 1928 and 1929, for instance. Hence, without any investigation, the government had been given a letter from a lawyer acting for Capone conceding his large taxable income for certain years. In 1931, Capone was charged with income tax evasion, as well as with various violations of the Volstead Act (Prohibition) at the Chicago Federal Building in the courtroom of Judge James Herbert Wilkerson. U. S. Attorney George E. Q. Johnson agreed to a deal that he hoped might result in the judge giving Capone a couple of years, but Judge Wilkerson had been aware of the deal all
Al Capone completed his term in Alcatraz on January 6, 1939, and was transferred to the Federal Correctional Institution at Terminal Island in California to serve out his sentence for contempt of court. He was paroled on November 16, 1939. The main effect of Capone's conviction was that he ceased to be boss immediately on his imprisonment, but those involved in the jailing of Capone portrayed it as considerably undermining the city's organized crime syndicate. Far from being smashed, the Chicago Outfit continued without being troubled by the Chicago police, but at a lower level and without the open violence that had