The Interreg V-A Italy-Slovenia was approved by the European Commission by Decision C (2015) 9285 of 12.15.15 and officially notified through the data circuit SFC2014 on 21st December 2015 and last amended by decision C(2023) 1891 of 20.03.23.
The Cooperation Programme of Interreg V-A Italy-Slovenia is available here.