Status of Signature and Ratification 49 Total States | 44 Total Signed | 39 Total Ratified | 5 Not Signed | 10 Not Ratified Latest State Signatory: Bangladesh 24-Oct-1996 Latest Ratifying State: Ukraine 23-Feb-2001 Region State Signature Date Ratification Date Middle East and South Asia Bangladesh 24-Oct-1996 08-Mar-2000 Eastern Europe Bulgaria 24-Sep-1996 29-Sep-1999 Eastern Europe Hungary 25-Sep-1996 13-Jul-1999 Eastern Europe Poland 24-Sep-1996 25-May-1999 Eastern Europe Romania 24-Sep-1996 05-Oct-1999 Eastern Europe Slovakia 30-Sep-1996 03-Mar-1998 Eastern Europe Ukraine 27-Sep-1996 23-Feb-2001 (-) Annex 2 States Only CTBT State Signatories (-) CTBT Ratifying States Africa (-) Eastern Europe Latin America and the Caribbean (-) Middle East and South Asia North America and Western Europe South-East Asia, Pacific & Far East