The 2010 IRS Data Book released today reports that audits of the highest-income Americans (AGI >$10 million) increased 73.4% in FY 2010:
AGI
FY 2009
FY 2010
100k/200k
0.67%
0.71%
200k/500k
1.86%
1.92%
500k/1m
2.77%
3.37%
1m/5m
5.35%
6.67%
5m/10m
7.52%
11.55%
>10m
10.60
18.38%



