On 9 December 2019, Trieste Trasporti and Slovenske Železnice (Slovenian railways) signed the amendment of the agreement for the extension of the cross-border integrated public transport service (bus/train) between Trieste and Ljubljana, at the CEI headquarters.

On 4 December, over 40 officers of the Transport ministries of the Western Balkan Countries, senior regional officials, Western Balkans 6 Chamber Investment Forum- Trieste and representatives of Ports and transport operators gathered at the CEI HQ to attend the Seminar on “the Adriatic Ports facilitation and logistics: how to unlock the potential of inter-modality in the Western Balkans”.

On 3 December, the Round Table under the title "A supporting Europe: judicial and security cooperation" was held at the CEI HQ in Trieste. The event was a chance to reflect upon cooperation in judicial and criminal matters within the EU framework established by the Lisbon Treaty, as well as on possible cross-border and transnational collaborations, to be explored also with the CEI’s support.

On 3 December, the Central European Initiative-Executive Secretariat (CEI-ES) hosted the Kick-off Meeting of the project “PRE-RIGHTS – Assessing impact and performance of preventive measures on EU Directives and Framework Decisions”, funded under the EU Justice Programme 2014-2020.