Its statute is a constitutional law of the Italian State and is , therefore , an integral part of the Constitution of the Italian Republic .
Since 1949 , Sardinia has been an Autonomous Region of the Italian Republic .
Sardinia 's statute is a constitutional law of Italian Republic Italian State and is , therefore , an integral part of the Constitution of the Italian Republic .
Since 1949 , Sardinia has been an Autonomous Region of the Italian Republic .