This work was first published in Bhutan and is now in the public domain Copyright Act of the Kingdom of Bhutan details ). The work meets one of the following criteria:
It is a collective work, anonymous work or pseudonymous work and 50 years have passed since the date of its creation
It is an audiovisual or collective work and 50 years have passed since the date of its publication (or creation, whatever date is the latest)
It is a work of applied art and 25 years have passed since the date of its creation
It is another kind of work, and 50 years have passed since the year of death of the author (or last-surviving author)
It is "official text of a legislative, administrative or legal nature, as well as any official translation thereof"
