This core Matra instrument supports projects carried out in partnership between Dutch NGOs and NGOs in the target countries. The projects cover the full scope of Matra themes.
Link:  http://www.minbuza.nl/en/europeancooperation/subsidies,The-Matra-Programme.html

The last round for applications involving Bulgaria was at the end of 2007. See projects implemented under MPP in Bulgaria 1997 - 2007:  matraprojects1997-2007.doc (174 Kb)