A new year. New tax laws. Regardless of whether you do your own taxes or use a trusty accountant, it’s time to start getting your ducks in a row. -CCE
Bankrate – Tax Laws and the IRS
Calculator for all types of things: taxes, payroll deductions, self-employment taxes, retirement plan tax deductions, and 125 cafeteria plans.
Income Tax – Cornell Legal Information Institution
Federal statutes, regulations, U.S. Supreme Court, U.S. Circuit Courts, and U.S. Tax Court cases, and references to other sources.
Tax, Accounting and Payroll Sites Directory
IRS – Tax Law Questions
Tax Law: Guide to Taxation Law
IRS – Tax Code, Regulations and Official Guidance