The Oglio Sud Park is a public law body among the Municipalities and Provinces concerned, established by L.R. of 16 April 1988 n°17.
The local Authorities are: Province of Cremona and the municipalities of Ostiano, Volongo, Pessina Cremonese, Isola Dovarese, Drizzona, Piadena, Calvatone; Province of Mantua and the municipalities of Casalromano, Canneto sull'Oglio, Acquanegra sul Chiese, Bozzolo, Marcaria, San Martino dall'Argine, Gazzuolo, Commessaggio, Viadana.
The total area of the park is 12,722 ha; population living in the Park municipalities in 2009: 56,350 inhabitants.