The Kyrgyz som (KGS) was introduced as legal tender with effect from 10 May 1993. The currency conversion from Soviet rouble (RUR) to the Kyrgyz som occurred from 10 to 14 May 1993 at the rate of RUR 200 = KGS 1. Since 15 May 1993, the Kyrgyz som has been the sole legal tender. Listed against the euro as of 1999, see BBEX3:A:KGS:EUR:CA:AC:A04.