Answer
RO-ABS,BV,CCS,DNV, IRS,LR,NK,RINA
DGSdelig ation to IRS-
SOLAS- full,
ISM- limited, ISPS- partial, poler ship- full, IGC IBC- full,
MARPOL-full, LL-full, M LC- Full.
Reference – Documents- agreement btw –DGS and IRS ( DGS,min of ports and water ways on behalf of India)