It is the text of a treaty, convention, law, decree, regulation, judicial decision, or other official enactment. (Law 9610/1998, art. 8)
It is a work whose authors' rights belong to the Brazilian government (federal, state, or municipal), for which the economic rights shall be protected for a period of 70 years from the first of January of the year following that of their disclosure or that of the author's demise, whichever is later. ()
{{Information|Description=Bandeira do município de Barbacena, [[Minas Gerais]], [[Brasil]].|Source=Prefeitura Municipal de Barbacena|Date=29/01/2007|Author=Prefeitura Municipal de Barbacena|Permission={{PD-BrazilGov}}}}Font:[http://www2.barbacena