IRS Website - http://www.irs.ustreas.gov/

IRS Forms & Publications - http://www.irs.gov/Forms-&-Pubs

IRS Internal Revenue Code & Regulations - http://www.irs.gov/Tax-Professionals/Tax-Code,-Regulations-and-Official-Guidance

Find your refund - http://www.irs.gov/Refunds/Where's-My-Refund-It's-Quick,-Easy,-and-Secure.

IRS Hot Topics - http://www.irs.gov/uac/What's-Hot-

Links To All State Tax Websites - http://www.taxadmin.org/fta/link/default.php?lnk=2

Payroll Tax Forms - http://www.taxsites.com/Forms-and-Pubs.html

Tax Planning - http://taxes.about.com/

Comprehensive Tax Calendar - http://www.tax.gov/calendar/