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Tax Research

Use this guide as an introduction to researching federal tax questions, for tax policy research and for finding IRS documents and other tax-related materials.

Checklist Navigation

How to use this Checklist

Preemption checks are necessary to be certain that you will not be duplicating someone else's previously published work. This checklist is best used as a quick introduction for doing a preemption check.

For an excellent comprehensive guide, see


Please contact the author listed in the right column to suggest additional links for this page.

Preemption Checklist

See boxes below for details on how to perform steps of Checklist.

1. Search Index to Legal Periodicals

   a.  if looking at an interdisciplinary topic, search Axinn One Search for other relevant databases

2.  Search full text Law Reviews--HeinOnline

3.  Search Google Scholar

4.  Search SSRN and other forthcoming article resources

5.  Check LawProf Blogs


Search Index to Legal Periodicals

  • How to effectively utilize index features

1.  Run you keyword search in the box below.

2.  Identify relevant articles and look for subject descriptors

3.  Modify search using additional search terms and/or

4.   Modify search and use subject descriptors in addition to your keywords

  • Index to Legal Periodicals
Legal Articles index

Searching Full-text databases

Search full-text databases for very specific issues.  Try the different databases listed below.

Google Scholar

Search Google Scholar to find legal (and non-legal) articles.  To locate full text of article where link is not available, see Locating Articles tab in Paper Writing Resources.

Google Scholar Search

Search Forthcoming articles

Search SSRN and  these sources to find forthcoming articles and working papers (papers in the publication process)

LawProf blogs

Find out what law professors are discussing.   Remember Ctrl F or Cmd F to find a particular term on a page.

Associate Director and Special Professor of Law

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Lisa Spar
Law Library
122 Hofstra University, Hempstead, NY 11549