This Regulation repeals Regulation (EU) No 347/2013. It lays down guidelines for the timely development and interoperability of energy infrastructure priority corridors and areas that contribute to ensuring climate change mitigation, in particular achieving the EU's 2030 energy and climate targets and overall climate neutrality by 2050. It also aims to contribute to ensuring interconnections, energy security, market and system integration and competition that benefits all Member States, as well as affordability of energy prices.