Org. involved in a lot of taxing work

• Tax-code agcy
• Recipient of many envelopes postmarked April 15: Abbr
• Return address abbr.?
• Org. that seeks your return
• Agcy. busy in Apr
• Investigator's employer: Abbr
• Federal agency that's busy in mid-April: Abbr
• Employer of many auditors: Abbr
• Agcy. with a filing season

Wikipedia Word definitions in Wikipedia
IRS is the United States Internal Revenue Service. IRS may also refer to: