U.S. Core+ for Law Firms

HeinOnline’s U.S. Core+

A research package designed specifically for law firms.

HeinOnline’s U.S. Core+ package has been carefully designed to meet the research needs of law firms of all sizes. With more than 25 databases, the package contains the full text of more than 2,800 law and law-related journals, access to U.S. federal and state case law, thousands of classic legal treatises, and also government publications. The package features complete coverage of the U.S. Statutes at Large, U.S. Code, Federal Register, Code of Federal Regulations, U.S. Congressional Record, and more—all are exact replicas of the original print publications and are fully searchable.

HeinOnline’s powerful search engine and unique tools provides both new and experienced attorneys with an unparalleled research experience. If help is needed, HeinOnline’s support team and customer service is second to none.

Databases Included in the Package:

  • Law Journal Library
  • American Association of Law Libraries (AALL)
  • Association of American Law Schools (AALS)
  • Brennan Center for Justice Publications at NYU School of Law
  • Canada Supreme Court Reports
  • Civil Rights and Social Justice
  • Code of Federal Regulations
  • COVID-19: Pandemics Past and Present
  • Criminal Justice & Criminology
  • Early American Case Law
  • English Reports
  • European Centre for Minority Issues
  • Executive Privilege
  • Fastcase Basic
  • Federal Register Library
  • GAO Reports and Comptroller General Decisions
  • Gun Regulation and Legislation in America
  • Legal Classics
  • Manual of Patent Examining Procedure (MPEP)
  • Martindale-Hubbell Law Directory
  • Pentagon Papers
  • Revised Statutes of Canada
  • Slavery in America and the World: History, Culture & Law
  • Statutes of the Realm
  • Trends in Law Library Management and Technology
  • U.S. Code
  • U.S. Congressional Documents
  • U.S. Congressional Serial Set
  • U.S. Federal Legislative History Library
  • U.S. Presidential Impeachment Library
  • U.S. Presidential Library
  • U.S. Statutes at Large
  • U.S. Supreme Court Library
  • U.S. Treaties and Agreements Library
  • UNC Press Law Publications

More than 25 databases. More than 100 law-related disciplines. One low price.

Law Journal Library

Academic journals provide a wealth of information, as in-depth analyses of important decisions. Unlike other online databases, HeinOnline’s Law Journal Library is comprehensive, beginning with the first issue ever published of more than 2,800 periodicals and going through the most current issue allowed based on contracts with publishers.

Federal Register/Code of Federal Regulations

HeinOnline’s Federal Register coverage is comprehensive and begins from inception (1936). The Federal Register is updated daily in HeinOnline, which means you can always access material from the previous business day. Also include is the Code of Federal Regulations with coverage from inception (1938) to current. Additional documents include the United States Government Manual from inception (1935) and the Daily and Weekly Compilation of Presidential Documents.

U.S. Congressional Documents

The U.S. Congressional Documents database features the complete Congressional Record bound volume set from its inception in 1873 as well as the three predecessor titles: Annals of Congress (1789-1824), Register of Debates (1824-1837) and the Congressional Globe (1833-1873). Also included are congressional hearings, committee prints, and other related works. Every page is fully searchable and all content is in an image-based PDF format, thus preserving the authenticity of the original documents.

U.S. Congressional Serial Set

The Serial Set is the official historical record of the United States government as its legislative branch weathered the events we now refer to as American history. The documents within these collections record the words and actions of key players in the development of the United States, and thus reflect the mindset of each era. With more than two centuries of documents spanning more than 17,000 volumes, no other publication so beautifully reflects the maturation of the United States as a nation.

U.S. Federal Legislative History Library

The U.S. Congressional Documents database features the complete Congressional Record bound volume set from its inception in 1873 as well as the three predecessor titles: Annals of Congress (1789-1824), Register of Debates (1824-1837) and the Congressional Globe (1833-1873). Also included are congressional hearings, committee prints, and other related works. Every page is fully searchable and all content is in an image-based PDF format, thus preserving the authenticity of the original documents.

GAO Reports and Comptroller General Decisions

HeinOnline’s GAO Reports and Comptroller General Decisions database contains reports on audits, surveys, investigations, and evaluations of federal programs conducted by the United States Government Accountability Office (GAO). All published reports, testimonies, correspondence, and special publications are included (documents that are restricted or classified are not). GAO Comptroller General Decisions contain decisions and opinions issued by the Comptroller General in areas of federal law such as appropriations, bid protests, and federal agency rulemaking.

U.S. Supreme Court Library

This database offers the only complete coverage of the official from 1754-2010. It also includes preliminary prints, slip opinions, books and periodicals related to the U.S. Supreme Court. The U.S. Supreme Court Library gives you access to all its cases, including major U.S. Supreme Court decisions.

U.S. Treaties & Agreements Library

This database includes all U.S. treaties, whether currently in force, expired, or not yet officially published. It contains more than 18,000 records of treaties and agreements to which the United States has been a party, and also offers a very powerful indexing tool that is unsurpassed by any other online U.S. treaty database. In addition to including the actual page-images of all published and in-force treaties and agreements, this collection includes thousands of unpublished treaties and agreements that have been identified through the records of the United States National Archives and Records Administration, United States Senate Treaty Documents, the Freedom of Information Act, and several other official U.S. government sources.

More Information View LibGuide – Coming Soon

U.S. Statutes at Large

The United States Statutes at Large is the official source for the laws and resolutions passed by Congress. Every law, public and private, ever enacted by Congress is published in the Statutes at Large in order of the date of its passage. Until 1948, all treaties and international agreements approved by the Senate were also published in the set. This database includes complete coverage of the Statutes at Large, and features multiple browsing and searching options to enhance the online value over the paper volumes.

Legal Classics Library

The Legal Classics database offers more than 15,000 works from some of the greatest legal minds in history, including Joseph Story, Jeremy Bentham, William Blackstone, William Holdsworth, Henry Maine, Frederick William Maitland, Frederick Pollock, Louis Brandeis, Benjamin N. Cardozo, Edwardo Coke, and many more! In addition to many “classics”, this collection includes rare items that are found in only a handful of libraries around the world. The collection focuses on constitutional law, comparative law, political science, and other classic topics and includes works dating back to the 1500s.

More Information View LibGuide – Coming Soon

More Information View LibGuide – Coming Soon

U.S. Presidential Library

The U.S. Presidential is a primary source for locating and searching for presidential documents, including the Daily Compilation of Presidential Documents, Messages and Papers of the Presidents, Public Papers of the President, and more! In addition to the primary material, it contains other significant presidential documents, speeches, select hearings and reports, as well as links to outside sources.

U.S. Code

The United States Code (U.S.C.) is a compilation and codification by subject matter of the general and permanent federal laws of the United States based on what is printed in the Statutes at Large. HeinOnline’s coverage is from inception (1925-1926) to current.

Criminal Justice & Criminology

This collection offers an historical overview of how criminal justice has changed in American and English law and the effect criminology has had in facilitating those changes. To help users navigate the content spanning these two wide-reaching disciplines, all titles in this collection have been subject coded into 16 subject areas.

Slavery in America and the World: History, Culture and Law

Slavery in America and the World: History, Culture & Law brings together a multitude of essential legal materials on slavery in the United States and the English-speaking world. This includes every statute passed by every colony and state on slavery, every federal statute dealing with slavery, and all reported state and federal cases on slavery. Our cases go into the 20th century, because long after slavery was ended, there were still court cases based on issues emanating from slavery.

COVID-19: Pandemics Past and Present

In this database, find factual information about how COVID-19 and other pandemics have impacted public health, economics, society, and the world. Access hundreds of Congressional Research Service (CRS) and Government Accountability Office (GAO) reports, updated regularly as the current fluctuating situation evolves. Also discover a curated list of relevant scholarly articles and external links to supplement your pandemic research.

Executive Privilege

To help researchers understand the mighty but ill-defined power of presidential executive privilege, this database provides primary and secondary source material such as government documents from the executive, legislative, and judicial branches along with related books and scholarly articles. Peruse congressional hearings, reports, memoranda, and more, as well as law review articles and books that invoke, debate, and explore instances of executive privilege from our country’s founding to the present day.

Fastcase Basic is included free of charge with all HeinOnline Core subscriptions and offers the ability to access case law via inline hyperlinks or by entering a case citation from the Fastcase tab on the HeinOnline Welcome Page or inside any HeinOnline library. Like HeinOnline’s “Citations on a Page” feature, case citations referenced in the text of any document in HeinOnline will link to the case in Fastcase. Links will be highlighted in blue, and clicking on the link will pull in the full text from Fastcase.


  • Locate cases by citation
  • Save cases to your MyHein account
  • ScholarCheck lists articles which cite each case
  • Parallel Citations
  • Case-to-case and case-to-article linking
  • Negative treatment indicator
  • Download/print to PDF

HeinOnline Core + includes the U.S. Congressional Documents and U.S. Congressional Serial Set databases. Contact us today to find out how to upgrade your HeinOnline subscription. The legacy HeinOnline Core subscription is no longer available to new subscribers.