LibGuides: Free Websites for Legal Research: US Code

Federal Statutes

U.S. Code
from the Office of the Law Revision Counsel. Official, unannotated version. Very up-to-date.
U.S. Code
from the Government Publishing Office. Unannotated, official code.
U.S. Code from Cornell Law School
Relatively up-to-date free source on the web. Link on each code sections gives new public laws affecting that section. Popular Name Table.
Historical Versions of the US Code
The Library of Congress has made available online the main editions and supplements of the US Code from 1925 through the 1988 edition.
The Shadow Code: Statutory Notes in the United States Code*
Law Library Journal article by Shawn Nevers and Julie Graves Krishnaswami (2020)