The village of Bučany belonged to the large district of Trnava until 1960 and after its disintegration in 1990 into the districts of Trnava, Hlohovec and Piešťany, it remained in the reduced district of Trnava. Since 1996, when 8 regions and 79 districts were created, Bučany belongs to the Trnava district and to the Trnava region.
The village of Bučany belonged to the large district of Trnava until 1960 and after its disintegration in 1990 into the districts of Trnava, Hlohovec and Piešťany, it remained in the reduced district of Trnava. Since 1996, when 8 regions and 79 districts were created, Bučany belongs to the Trnava district and to the Trnava region.