To find the US Constitution use:
United States Code Annotated (Westlaw)
United States Code Service (Lexis)
CCH Standard Federal Tax Reporter
Available through CCH Intelliconnect.
Click on “Citator” in upper left corner of web page.
Citators also available from:
Lexis – Shepard’s Citations
Westlaw – KeyCite
Judicial opinions determining the constitutionality of the statutes, regulations and other agency documents; and interpreting the taxation statutes, regulations, and other Congressional and agency documents.
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