Michael Dillon is the only I.R.S.

Internal Revenue Service

The Internal Revenue Service is the revenue service of the United States federal government. The agency is a bureau of the Department of the Treasury, and is under the immediate direction of the Commissioner of Internal Revenue...

 Revenue Officer to be killed in the line of duty. The Michael J. Dillon Memorial United States Courthouse

Michael J. Dillon Memorial United States Courthouse

The Michael J. Dillon Memorial United States Courthouse is a courthouse of the United States District Court for the Western District of New York located in Buffalo, New York. Built in 1936, the building was renamed in 1986 in honor of murdered IRS Revenue Officer Michael J. Dillon. It is located at...

 was renamed in his honor in 1986.

Death

Michael Dillon was killed on September 23, 1983, at 250 South Huxley Drive (Bradley's home), in Cheektowaga, New York

New York

New York is a state in the Northeastern region of the United States. It is the nation's third most populous state. New York is bordered by New Jersey and Pennsylvania to the south, and by Connecticut, Massachusetts and Vermont to the east...

. The I.R.S. audited former employee James F. Bradley for a deficiency of $2,500. Bradley had already remitted $2,000 to the I.R.S., and Dillon was dispatched to recover the remaining $500. When Dillon attempted to recover the money, Bradley shot him three times with an M-1 rifle

M1 Garand

The M1 Garand , was the first semi-automatic rifle to be generally issued to the infantry of any nation. Called "the greatest battle implement ever devised" by General George S...

at point-blank range, killing him.

James F. Bradley

James F. Bradley was convicted of first degree manslaughter before the Supreme Court of New York. His conviction was upheld on appeal by the Supreme Court Appellate Division. The indictment was then reversed and dismissed in the New York Court of Appeals, without prejudice to the prosecution to refile before a new Grand Jury.