• For literary, musical or artistic works, copyright subsists for 50 years after the death of the author. Copyright for unpublished works subsists for 50 years after the publication. For anonymous or pseudonymous works copyright subsists for 50 years after publication unless the author is made known.
• For films and sound recordings, copyright subsists for 50 years after publication. For unpublished sound recordings, copyright subsists for 50 years after the fixation. For broadcasts, copyright subsists for 50 years after the broadcast is first made.
• Works by the government, governmental organisations and international organisations are subject to copyright for 50 years after publication: sections 11 and 23.
• Regardless of the above, the texts of laws, judicial opinions, and government reports are always free from copyright: section 3 (definition of literary work).

You must also include a United States public domain tag to indicate why this work is in the public domain in the United States. Note that this work might not be in the public domain in countries that do not apply the rule of the shorter term and have copyright terms longer than life of the author plus 50 years. In particular, Mexico is 100 years, Jamaica is 95 years, Colombia is 80 years, Guatemala and Samoa are 75 years, Switzerland and the United States are 70 years, and Venezuela is 60 years.