The intersystem gas connection “Bulgaria-Serbia” (IBS) in Serbia will be 109 kilometers long, and the total length of the two-way gas pipeline through both countries is 170 kilometers, from Novi Iskar near Sofia to Niš. The gas pipeline has a capacity of 1.8 billion cubic meters of gas per year, and it is planned to be operational in the middle of 2023. The European Commissioner for Energy, Kadri Simson, assessed that the project is significant due to the diversification of gas supply and is crucial for the entire region.