A person operating by virtue of a prospecting licence, a mining lease, a mining licence or a mining permission as defined by Section 57(1) of the Mineral Development Act (Northern Ireland) 1969’
Personnes agissant en vertu d’une licence de prospection ou d’un bail, d’une autorisation ou d’une permission d’exploitation minière au sens de la section 57(1) du Mineral Development Act (Northern Ireland) 1969»