generally, for state-managed reserves authorizations are requested via the  institudo estadual do ambiente - inea, while for federal-managed reserves the authorization is requested via the institudo chico mendes de conservação da biodiversidade.

we posted a list of all reserves divided by 'state' or federal' in rio de janeiro on this page.

published by inea is the map unidades de conservação da natureza no estado do rio de janeiro (conservation units in the sate of rio de janeiro), showing in the detail the location of various types of protected areas and areas of sustainable use.