Coat of Arms of People's Republic of Bulgaria, 1971-1990 For copyright and licensing information: https://commons.wikimedia.org/wiki/File:Coat_of_arms_of_Bulgaria_(1971-1990).svg Additionally, According to the Bulgarian Copyright and Neighboring Rights Act (as amended in 2011), Chapter 2, Article 4, the following documents "shall not be considered objects of copyright": 1. normative and individual acts of government bodies and official translations thereof; 2. ideas and concepts; 3. works of folklore; 3. news, facts, information and data. Hence it is assumed that this image has been released into the public domain. However, in some instances the use of this image might be regulated by other laws.