The primary purpose is sustainable exploitation of the forest, subject to various limits.
[1] The forest is publicly owned and any private lands in its boundaries are expropriated when it is formed.
Public visits are allowed, and research is encouraged, subject to the rules set out by the responsible agency.
Properties in the south of Brazil in which the Paraná pine (Araucaria angustifolia) occurs cannot be deforested.
Forests along waterways and around springs, on topographical heights, on slopes of more than 45 degrees, in salt marshes, on the edge of plateaus and above 1,800 metres (5,900 ft) may not be touched.