The STAC CBRNE (Strengthening the Transnational Capacity of the Management of CBRNE agents related Emergencies,) project will hold a project planning meeting for Treff BSR-CBRNE, on 4 December 2018 at the CBSS Secretariat in Stockholm. The Treff concept has been developed in three workshops (February, April, and October 2018) during the STAC CBRNE project.