Environmental Permit

The Operation Permit was granted by Naturatins - Instituto Natureza do Tocantins, on December 31, 2001.

The Permit was renewed by Naturatins on April 10, 2006, and is valid until December 31, 2009.

For the second time, Naturatins has renewed our Operation Permit, issued on February 5, 2010, and valid until February 8, 2015.