United States Code www.law.cornell.edu/uscode/text
Code of Federal Regulations www.law.cornell.edu/cfr/text
Supreme Court Opinions www.supremecourt.gov
Federal Register www.federalregister.gov
Legal Information Institute www.law.cornell.edu
FindLaw www.findlaw.com
Law Dictionary www.dictionary.findlaw.com
Dictionary & Thesaurus www.merriam-webster.com
The Truth About Frivolous www.irs.gov/taxpros/article/0,,id=159853,00.html
Tax Arguments