Neutral
Informational - no clear directional impact
Low Impact
Minor progress or informational
In 2018, project promoters EirGrid and Réseau de Transport d’Électricité (RTE) submitted a joint Investment Request to the Irish and French National Regulatory Authorities under Article 12 of the TEN‑E Regulation for the Celtic Interconnector. The submission included a detailed cost–benefit analysis and formed the formal application for regulated cross‑border cost allocation and associated revenue treatment, representing a key regulatory and financial milestone for the project.