The primary mission of the Lithuanian Nuclear security centre of excellence (NSCOE) is to contribute to the sustainable and effective nuclear security regime through the provision of the human resource development services to the multiple national stakeholders as well as to support the development of the national nuclear security capabilities and coordination. The activities of the NSCOE have been based on the good international practice, recommendations and training aids; the methodology, experience and support from the International Atomic Energy Agency (IAEA), USA, UK and other countries have been consistently used developing NSCOE projects.  

The Lithuanian NSCOE has been in operation under the State Border Guard Service at the MOI of the Republic of Lithuania since 2012. The establishment process was guided by the IAEA publication on the Establishment of the Nuclear Security Support Centre (TECDOC 1734).

Nowadays the NSCOE is a structural unit of the State Border Guard Service Border Management (SBGS) Board responsible for the nuclear security training and exercise development and implementation for the multiple national stakeholders; managing and supervising radiation detection at the state border activities;  managing SBBGS radiation detection infrastructure including maintenance and repair functions; coordinating physical protection of the nuclear infrastructure activities and systematically developing international cooperation in corresponding areas.   

NSCOE is a member of the Interagency Working Group on the Matters of Nuclear Security established by the Prime Minister (of Lithuania) in 2012. The Working Group submits proposals to the Prime Minister on improvement of actions of the Government agencies in response to nuclear security incidents; development and improvement of regulations on countering smuggling and other illicit circulation of nuclear and other radioactive material in Lithuania; improvement of Government agency planning and actions in response to nuclear and radiological emergencies and nuclear incidents; improvement of interagency cooperation and interagency cooperation.

The Working Group also coordinates national competent authorities’ cooperation with partner countries, IAEA and other international organizations. It also provides proposals on the priority areas and scope the NSCOE activities.

The main NSCOE partners and stakeholders are  specialized expert agencies – Radiation Protection Centre, State Nuclear Power Safety Inspectorate and the Radioactive Waste Management Agency; Law enforcement agencies are the target recipients of the NSCOE services; the Ministry of Foreign Affairs supports implementation of the  international projects, informs foreign partners on NSCOE activities and cooperation opportunities.