In the state of Santa Catarina one is about law 11,986 of 12 of November of 2001. While in the municipal sphere, according to city hall of the city of Mafra, does not exist specific legislation for the creation of units of conservation, however in the Managing Plan of the City of Mafra Law n 1773 of 16/12/1991, that it makes use on the Zoning of Use of the Ground of the Urban Perimeter of the Headquarters of the City and of the Other steps cites in its Chapter VI according to deals with the Zones of Ambient Preservation and Lazer (ZPAL) general objectives SNUC, is to contribute for the maintenance of the biological diversity and of its genetics, protecting the threatened species of extinguishing and contributing for natural ecosystem restoration, add if to this the intention to promote the development sustainable, using the principles of conservation of the nature.. .