[1/3] A 3D printed Meta logo is seen in front of displayed Google logo in this illustration taken on November 2, 2021.
If upheld, their appeals could establish jurisprudence for future cases concerning liability for internet content, at a time when social media companies are under pressure in Brazil due to a surge of political disinformation.
According to Ruf, declaring it unconstitutional would increase removals of subjective content, including critical content that is important for democratic public debate.
In mid-March, Brazil's government said it was planning to regulate internet platforms to reduce misinformation but also to tax platforms making money from advertising.
Google Brasil lawyer Guilherme Sanchez said the company does not wait for court orders to remove content from its platforms.