A long-planned €350 million project to connect the electricity grids on both sides of the border is facing another legal challenge.
A group of around 150 farmers and landowners in counties Armagh and Tyrone are trying to overturn planning approval for more than 100 pylons to carry overhead cables for the north-south interconnector.
The 138km line will cross the border in Co Monaghan and then through Cavan to Meath, with more than 300 large pylons in the Republic and over 100 north of the border.
Planning permission for the 400kV overhead cables in the Republic was granted by An Bord Pleanála in 2016, despite strong opposition from landowners, farmers and…