Appeal decision: REFUSED (2026-09-15): The construction of a single data centre building located to the north of the site, with an overall gross floor area of

Applicant — Mullafarry and Tawnaghmore Upper , Killala , Co. Mayo. The construction of a single data centre building located to the north of the site, with an overall gross floor area of c. 29,076 sq.m across two levels and an overall maximum height of c. 22.764m at parapet level. The data centre building includes data halls and associated electrical and mechanical plant rooms (c. 23,908 sq.m)…