Federalregister.gov

Overview
Federalregister.gov is a website jointly administered by the National Archives and Records Administration (NARA) and the U.S. Government Printing Office (GPO) to provide an unofficial, HTML edition of the daily Federal Register to make it easier for citizens and communities to understand the regulatory process and to participate in government decision-making.

Source

 * Ada S. Cornell, Laura A. Hanson & Michael Greene, "Legislative Research for Congressional Staff: How to Find Documents and Other Resources" 11 (Mar. 25, 2014) (full-text).