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. ([1])
Resolução maior, antialias e cores e proporções corrigidas conforme a fonte. Better resolution, antialias and fixed colors and proportions according to the source. http://www.vitoria.es.gov.br/secretarias/cultura/simbolos_municipais.htm