April 15 group

• Tax gp
• Org. that provides many instructions
• Treasury Department div.
• Tax people
• It gets a lot of returns
• Treasury Dept. arm
• Org. that encourages e-filing
• Part of the Treasury Dept.
• Return destination? (abbr.)

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
also I.R.S. , initialism (acronym) of Internal Revenue Service , U.S. federal government tax collection agency, attested by 1954. The office dates to 1862; name changed 1953 from Bureau of Internal Revenue .