Founded in 1986, PD Info (taken over in early 1999 by Haven Sound, Inc.) provides information and resources for identifying public domain materials. As part of that project, this site has been developed to help users understand what music they can freely use and how they may use it. As the site explains, the rules for public domain use are not as clear-cut as they seem, and users will find a...

Section 104 of the 1998 Digital Millennium Copyright Act (DMCA) required the US Copyright Office to conduct a study to begin "an ongoing evaluation by Congress on the relationship between technological change and U.S. copyright law." This report focuses on three areas traditionally handled under copyright law that have changed in the digital world: first sale doctrine and the related issue of...

This site is dedicated to copyright law and the national copyright system and has a lot to offer. For starters, the "Biographies of the Registers of Copyrights" is a real pip, as it contains profiles of the individuals who have served in this key government position since the days of Thorvald Solberg, who assumed the office in 1897 and served until 1930. The site also contains more wordy and...