IMPORTANT: This list is based on USA Copyright Law and is intended only as a help in researching public domain music. This list is NOT sufficient documentation that music is in the Public Domain. To prove PD status in the USA, you MUST find a published copy of the song with a copyright date of 1930 or earlier. Our PD Sheet Music Reprints are exact reprints of books and sheet music published in 1930 or earlier and include music, lyrics, and complete original copyright information. Some of these songs may not be PD in countries other than the USA.