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Immigration Law & Policy in the U.S.

A comprehensive database of historical and current documents on immigration law and policy.

Browsing the Database

Featured Subcollections

Immigration Law & Policy in the U.S. offers nearly 730,000 pages of immigration-related content that has been broken into 16 subcollections. In addition to All Titles and External Links, the subcollections are:

An overview of the content included in many of these subcollections can be found within the various tabs on this page.

Acts & Legislative Histories

The Acts & Legislative Histories subcollection contains 43 compiled legislative histories relating to immigration law, including these popular titles:

Users may browse the acts and legislative histories by Publication Title, Public Law Number, or Popular Name.


Law & Policy

This subcollection covers more than 200 years of immigration law & policy with a number of notable classics, including:


For the first time, extradition content is available online in a fully searchable format! Notable titles include:

Featured Title: Extradition Laws and Treaties: United States
Editor: William S. Hein & Co., Inc.
Previous Editor: Igor I. Kavass

This valuable reference set contains hundreds of treaties on extradition and judicial assistance. In one convenient work, find all of the operative extradition treaties of the United States, as well as U.S. legislative provisions pertaining to extradition. In addition, expanded coverage includes judicial assistance agreements which relate closely in nature to the original extradition treaties.

GAO Reports

HeinOnline's GAO Reports database contains reports on audits, surveys, investigations, and evaluations of federal programs conducted by the U.S. Government Accountability Office (GAO). All published reports, testimonies, correspondence, and special publications are included (with the exception of restricted or classified documents). For the user's convenience, HeinOnline has now compiled its GAO Reports relevant to immigration within the Immigration Law & Policy database, under the GAO Reports subcollection

About the GAO

Headed by the Comptroller General of the United States, the Government Accountability Office (GAO) is a legislative branch agency which provides auditing, evaluation, and investigative services for the U.S. Congress. The GAO produces reports and written correspondence, testimonies and statements for the record, briefings for congressional staff members, and more. 

Board of Immigration Appeals (BIA) Precedent Decisions

This subcollection includes the most up-to-date opinions and decisions of the U.S. Department of Justice concerning U.S. immigration policy and practice. BIA Precedent Decisions is a working index to the Administrative Decisions under Immigration and Nationality Laws, containing decisions which have been selected and designated as precedents in accordance with Title 8, Code of Federal Regulations section 3.1(g) and 103.3(c). It includes all opinions and orders of the Attorney General, Board of Immigration Appeals, and the Commissioner of Immigration and Naturalization Service. 

The index also provides access to Hein's Interim Decision Service to Administrative Decisions under Immigration and Nationality Laws, giving users the most up-to-date opinions and decisions of the BIA. 

Users may search the subcollection by Decision Number or browse topics alphabetically.