Because the tax code is ever changing and because of the large quantity of primary and secondary material available online research is an important research strategy. Online research often has the advantage of being updated frequently and of linking related documents so the user need not use multiple print sources.
Although Westlaw and Lexis are all around legal research systems they also contain extensive tax related content as part of their research systems. In addition, the Lois L. Biro Law Library also subscribes to RIA Checkpoint and BNA . These two specialized online tax research systems offer extensive coverage of primary, secondary, and practice oriented tax material.
RIA Checkpoint as well as BNA Library can be accessed through links in the Louis L. Biro Library web pages.
The table below lists the locations of important tax materials in the respective online services.
Westlaw (Database Name)
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LexisNexis (Database Name)
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RIA Checkpoint (Directory Name)
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BNA (Directory Name)
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Tax Code | FFTX-USCA | FEDTAX/CODE |
Internal Revenue Code |
Internal Revenue code |
Legislative Histories |
FTX-LH | FEDTAX/LEGIS |
Legislation (selected histories only) |
Legislation (selected histories only) |
Treasury Regulations |
FTX-REG | FEDTAX/ALLREG | Federal Tax Regulations | Treasury Regulations |
Revenue Rulings | FTX-RR | FEDTAX/CB | Revenue Rulings |
Revenue Rulings, Revenue Procedures, Notices & Announcements |
Federal Court Cases | FTX-CS | FEDTAX/CASES | American Federal Tax Reporter | Federal Tax Cases |
Tax Court Cases (Regular and Memorandum)
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FTX-TCT | FEDTAX/TX | Tax Court Decisions | U.S. Tax Court |
The internet can be a fertile ground for finding current awareness and primary tax legal materials. Sites are ever changing, so periodic searches on major internet search engines can keep researchers apprised of new sites. Below are selected sites related to tax law.
Tax News and Current Awareness
Users will need to provide their assigned Westlaw or LexisNexis login and password information when selecting links to those databases.
For other databases, such as Bloomberg Law and RIA checkpoint, links should lead directly to the resources if accessed from on-campus. If used off-campus, users will need to enter their UIC NETID and password to access the databases after selecting the database link.