1999年，佢同鮑里斯·阿布拉莫維奇·別列佐夫斯基涉嫌俄羅斯航空案而俾人調查。2000年12月，被指控洗錢同舞弊而被判五年監禁。2006年，因另外一項舞弊被定罪，不過判刑緩期執行。
In 1999, he and Boris ·Abramovich were investigated · Berezovsky on suspicion of Russia aviation case. In December 2000, he was sentenced to five years' imprisonment on charges of money-laundering and fraud. In 2006, he was convicted of another count of fraud, but his sentence was suspended.