Forum for discussion of tax issues.

Compilation of US withholding and unemployment tax rates.

The U.S. government agency responsible for tax collection and tax law enforcement. Includes income tax forms, instructions, and agency publications.

How to prepare, what to expect, the different types of audits, and taxpayers’ rights during an audit.

Consultancy offering articles on a variety of tax subjects.

Tax information for citizens, policy analysts, legislators, and the press. A joint project of the Urban Institute and Brookings Institution.

Tax Research, consulting and research for attorneys, CPAs and EAs.

Links and information concerning Belgian and international tax law.

Articles on a broad range of tax subjects.

Providing information on the United States tax system, filing a tax return, and problems that may be encountered by taxpayers. Also offers links to downloadable tax forms.