Home1997 Treaties and Agreements ...International Organization for Migration (12883) – Tax Reimbursement Agreement hide International Organization for Migration (12883) – Tax Reimbursement Agreement TIAS Office of Treaty Affairs September 17, 1997 Taxation: Reimbursement Agreement signed at Washington September 17, 1997; Entered into force September 17, 1997. Download attachment [150 KB] Tags International Organization for Migration Taxation Treaties