Immigration Law (U.S.) Research Guide

This resource provides information on locating sources of U.S. immigration law.


Regulations Current Awareness

Key to Icons

  • Georgetown only
  • On Westlaw
  • On Lexis
  • On Bloomberg
  • PDF
  • More Info (hover)
  • Preeminent Treatise
  • Study Aid


The Executive Office for Immigration Review (EOIR), a division of the Department of Justice, plays an important role in the administration of immigration law. The EOIR supervises both the Board of Immigration Appeals (BIA) and the Office of the Chief Immigration Judge.

The following is a guide to finding administrative regulations and rulings.

Federal Regulations

Title 8 of the Code of Federal Regulations (CFR) deals with "Aliens and Nationality," but many other sections of the CFR also deal with immigration issues. The following resources may be helpful:

Before codification in the CFR, regulations are printed in the Federal Register.  For more on the CFR, the Federal Register, and the federal regulatory process, refer to our other research guides:

Administrative Rulings

Board of Immigration Appeals (BIA) Decisions

Administrative Appeals Office (AAO) Decisions (formerly the Administrative Appeals Unit (AAU))

Office of the Chief Administrative Hearing Officer Decisions (Decisions of the OCAHO of the Department of Justice)

BALCA Decisions (Decisions of the Department of Labor Board of Alien Labor Certification Appeals)

Administrative Law Research Tutorial

Tutorial "play" tile.