en.wikipedia.org/wiki/Internal_Revenue_Service

The Internal Revenue Service (IRS) is the revenue service of the United States federal government. The government agency is a bureau of the Department of the ...

www.irs.gov

IRS Free File Open Now. Free File will help you file your return and ... Don't fall prey for the worst of the worst tax scams. IRS2Go Mobile App. The official mobile  ...

www.irs.gov/forms-instructions

Feb 20, 2019 ... The official source of IRS tax forms and publications. The links provide methods to ... US Individual Income Tax Return Annual income tax return ...

www.irs.gov/help/telephone-assistance

IRS customer service representatives are available Monday through Friday, 7 a.m. to 7 p.m. local time, unless otherwise noted. We have high ... Let Us Help You.

www.usa.gov/federal-agencies/internal-revenue-service

Internal Revenue Service. The Internal Revenue Service (IRS) administers and enforces U.S. federal tax laws. Agency Details. Acronym: IRS. Website: Internal ...

ru.usembassy.gov/u-s-citizen-services/internal-revenue-service-u-s-taxes

A list of approved delivery services is available on IRS.gov. If you mail a return from outside the United States, the date of filing is the postmark date. However ...

www.investopedia.com/terms/i/irs.asp

Mar 21, 2018 ... The Internal Revenue Service (IRS) is a U.S. government agency responsible for the collection of taxes and enforcement of tax laws.

www.britannica.com/topic/Internal-Revenue-Service

Internal Revenue Service (IRS), Agency of the U.S. Department of the Treasury charged with administering and enforcing federal tax laws, except those relating  ...

www.treasury.gov/about/history/pages/irs.aspx

Oct 3, 2010 ... The Internal Revenue Service (IRS) is responsible for the determination, assessment, and collection of internal revenue in the United States.