In 1830, there were 5 recorded legal changes made affecting LGBT people. In the previous year, there were changes made and in the following year. A total of 8 legal changes were made in the 1830s.
- December 16
- Homosexual activity becomes legal.Shortly after Brazil gained independence from Portugal, in 1830, the Imperial Penal Code decriminalized sodomy. Brazil's 1988 Constitution further strengthened affirmative protections by prohibiting any form of discrimination. Since then courts have since affirmed this additionally applies to sexual orientation.
- January 1