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])
This image shows a flag, a coat of arms, a seal or some other official insignia. The use of such symbols is restricted in many countries. These restrictions are independent of the copyright status.
Bot: Converting file to superior PNG file. (Source: Brasão_Várzea_Paulista.gif). This GIF was problematic due to transparency and non-greyscale color table.