INCU Secretariat

Among other things, the Secretariat is responsible for providing administrative support to the Management Committee, coordinating the activities of INCU Members and Affiliates, organising events, and liaising with the World Customs Organisation (WCO) and other stakeholders.

INCU Headquarters

The INCU Secretariat is located within the Canberra City precinct approximately 3.5km from the Australian Parliamentary Complex and 4km from the Lodge, the Australian Prime Minister’s official residence.

Secretariat Team

Ms Silivia Vosa
Head of Secretariat

Ms Silivia Vosa is the Head of the INCU Secretariat and a Senior Lecturer at the Centre for Customs and Excise Studies, Charles Sturt University, Australia.

Silivia has a background in Law and Customs administration, having previously worked with the Fiji Revenue and Customs Services for nearly ten years before moving to Australia to complete her postgraduate studies. She joined the ACT Government shortly thereafter. She teaches in both the academic and vocational offerings at the Centre and also undertakes international consultancy work.

Mr Christoph Stemann
Deputy Head of Secretariat

Christoph has studied law at the University of Münster in North Rhine-Westphalia, Germany. As a scholarship holder of the Konrad-Adenauer Foundation, he has passed the First State Exam as well as the Foreign Law and Language Programme in “International Law”.

Christoph is a doctoral candidate at the Viadrina Compliance Center at the Europa-Universität Viadrina in Frankfurt (Oder), Germany, and is doing research on compliance with sustainability rules in foreign trade law. He has been a lecturer on EU Law at the Adam Mickiewicz University Poznań, Poland and currently works as Senior Researcher at the Institute of Customs and International Trade Law (ICTL) and as Research Assistant at the AWB Tax/Law/Consulting Firm in Münster, Germany.

Ms Samantha Hodgson
Secretariat Officer

Samantha (Sam) is a highly experienced executive and secretariat support professional with a background spanning senior government, defence, academic, and private-sector environments. She has provided high-level executive assistance and committee secretariat support within the Australian Department of Defence, including roles supporting the Chief of Army.

Samantha brings strong expertise in executive coordination, research and data management, grant and report support, diary and meeting administration, and event facilitation. She is recognised for her discretion, organisational capability, and ability to operate effectively in high-tempo, sensitive environments requiring precision and professionalism.