Innovation and Networks Executive Agency


Baltic Synchronisation Project Phase II. Preparatory phase for Harmony Link interconnector
CEF Energy
Call year:
Location of the Action:
Implementation schedule: 
July 2019 to April 2023
Maximum EU contribution: 
Total eligible costs: 
Percentage of EU support: 

LITGRID AB (Lithuania)

Polskie Sieci Elektroenergetyczne S.A. (Poland)

Energy corridor:
Energy sector:
Project(s) of Common Interest:
Additional information: 

European Commission, DG ENER

Agency for the Cooperation of Energy Regulators (ACER)

European Network of Transmission System Operators for Electricity (ENTSO-E)

Last modified: 
March 2021


The Action contributes to the implementation of the Project of Common Interest (PCI) 4.8. “Integration and synchronisation of the Baltic States’ electricity system with the European Network”. The Action is part of the Baltic Synchronisation Project Phase II, which includes the construction of a new submarine HDVC link between Lithuania and Poland (Harmony link).

The Action's scope is the selection of a route for the Harmony link, seabed survey of the route, tasks related to territorial planning and environmental assessments as applicable as well as the preparation of technical and tender specifications for the design and construction phase.

Once the Action is completed, the construction phase of the Harmony link will be launched.