Bulgaria – Construction works – Repair of the command-administrative building and the 20kV switchgear building of the Lazur substation

Required registration in the Central Professional Register of Builders (CPRS) in Bulgaria for the third group, first category of construction works. Foreign entities must hold registration in equivalent registers. Verification is conducted via ESPD and the submission of a copy of the CPRS certificate along with a valid control coupon upon the contracting authority's request.