Internal Revenue Service
The Internal Revenue Service is a part of the Department of Treasury. The IRS functions as the nation's tax collection agency and in the 2010 fiscal year, the agency collected more that $2.3 trillion in revenue.
The Internal Revenue Service is a part of the Department of Treasury. The IRS functions as the nation's tax collection agency and in the 2010 fiscal year, the agency collected more that $2.3 trillion in revenue.