Internal Revenue Service Staff (employees at close of year) Fiscal Year Service Total Permanent Temporary Revenue Officers Revenue Agents Criminal Investigators 1980 86,470 70,980 15,490 5,469 13,581 2,782 1981 85,672 70,069 15,603 5,342 13,492 2,730 1982 83,835 77,864 5,971 6,522 13,313 2,638 1983 90,108 81,539 8,569 7,684 13,318 2,717 1984 95,749 90,248 5,501 7,492 14,167 2,867 1985 96,705 92,629 4,076 7,362 13,666 2,860 1986 102,206 97,579 4,627 7,359 14,507 2,752 1987 114,018 107,968 6,050 7,470 16,109 2,823 1988 123,198 119,284 3,914 8,412 17,323 3,018 1989 113,622 111,980 1,642 7,960 16,323 2,943 1990 116,425 114,494 1,931 7,460 15,350 2,794 1991 119,213 117,287 1,926 8,377 16,377 2,884 1992 114,819 113,028 1,791 7,916 15,894 2,976 1993 110,680 109,133 1,547 7,613 15,567 3,147 1994 109,505 108,215 1,290 7,916 15,409 3,199 1995 114,064 96,787 17,276 8,139 16,078 3,363 1996 102,082 91,832 10,250 7,510 15,199 3,352 1997 97,404 87,101 10,303 7,230 14,542 3,167 1998 97,375 84,317 13,058 6,664 13,491 2,978 1999 97,526 82,350 15,176 6,399 13,022 2,849 2000 96,092 81,428 14,664 6,028 12,828 2,746 2001 99,893 82,632 17,261 5,879 12,371 2,820 2002 97,914 83,535 14,379 5,347 11,816 2,907 2003 94,638 82,495 12,143 5,004 11,513 2,805 2004 94,575 82,599 11,976 5,244 12,255 2,795 2005 90,453 78,881 11,572 5,616 12,649 2,823 2006 90,115 80,288 9,827 5,961 13,407* 2,799

Source: IRS Annual Reports and Data Books.
Note that the Office of Personnel Management reports slightly different figures for the number of IRS employees.
For FY 2006, for example, OPM reports 95,620 employees, 5,849 revenue officers, 12,766 revenue agents, and 2,805 criminal investigators.




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