Group II (EN) GROUPS AND CATEGORIES OF CONSTRUCTIONS FOR WHICH “EKOSTROY” LTD. IS REGISTERED IN THE CENTRAL PROFESSIONAL REGISTER OF BUILDERS AT THE BULGARIAN CONSTRUCTION CHAMBER: Group I Group II Group III Group IV Group V Second Group of Constructions Constructions from the transport infrastructure, according to art. 5, para. 1, item 2 of the PIRICPPC 2.4. Constructions of the fourth category according to Art. 5, para. 4 of the PIRICPPC.