The new indications ban water use rights to glaciers and create strategic plans for every riverbed in the country.
Consortium Skyrail Bahia won the public-private partnership contract to build and operate a light rail service in the Brazilian state.
The utility in Brazil's Rio de Janeiro state will invest some US$400mn in the project.
The long-delayed railway got a boost after the state investment promotion agency set a new bidding timetable.
Fiscal restrictions will further increase the importance of the private sector.