HARMONISE was presented at the international conference “New Trends of Nuclear Reactors: Small Modular Reactors. Experience of Leading Countries and Developers” organized by the Lithuanian Nuclear Energy Association in co-operation with the Lithuanian Academy of Sciences on 15 June 2023 in Vilnius, Lithuania. A presentation entitled “Towards harmonisation in licensing of future nuclear power technologies in Europe” was given by E. Urbonavičius describing current activities leading to the harmonisation of nuclear reactor licensing.