Law by Topic

Nexis Uni
You can search law review articles by clicking Select a Specific Content Type (next to Search Everything) and selecting Law Reviews and Journals in the menu that appears. You can select Treatises and Expert Analysis as well and find information on legal topics within those content types.
Legal Treatises
Legal treatises are comprehensive subject-oriented books and practice aids written on individual topics or practice areas by legal experts in their practice fields. They are often the best place to start legal research and can be found using WestCat.
Tax Law and Regulations
CCH Tax Research Network
RIA Checkpoint