Sri Lankan folklore:Perpetual copyright. Permission to make any work derived from folklore must be sought from the Minister in charge of the subject of Culture. This right is claimed worldwide. Works falling in this category are considered unfree on Commons and are not allowed.
Official text of a legislative, administrative or legal nature:No copyright.
Audiovisual work:70 years from the date on which the work was first published, or, if unpublished, 70 years from the making of the work.
Anonymous works:70 years from the date on which the work was first published.
Applied art:25 years from the date of the making of the work.
Any other type of work:70 years after death of author, or in the case of works of joint authorship, 70 years after the death of the last surviving author.
This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 100 years or fewer.
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 it may still be copyrighted in jurisdictions that do not apply the rule of the shorter term for US works (depending on the date of the author's death), such as Canada (50 p.m.a.), Mainland China (50 p.m.a., not Hong Kong or Macao), Germany (70 p.m.a.), Mexico (100 p.m.a.), Switzerland (70 p.m.a.), and other countries with individual treaties.