The iBoxx ABF Korea is designed to measure the performance of KRW-denominated sovereign and sub-sovereign bonds issued in the Republic of Korea.The index includes bonds with minimum amounts outstanding of KRW 1 trillion for sovereign bonds and KRW 100 billion for sub-sovereign bonds. Bonds must have a minimum initial time to maturity of 18 months at issuance and a remaining time to maturity of at least one year at rebalancing. While sovereign bonds have no rating requirements, sub-sovereign bonds must be rated investment grade unless government guaranteed or issued by certain financial agencies with strong government links. Bonds must be domestic instruments tradable in the local market, excluding offshore currency bonds.