OBS_VALUE: <ul><li><a href=https://sso.agc.gov.sg/SL/IA1959-RG1? target=_blank>Immigration Regulations(Immigration Act 1959Immigration Regulations. Revised Edition 2009.Last amended on 15 October 2024.)</a></li><li><a href=https://sso.agc.gov.sg/Act/IA1959 target=_blank>Immigration Act 1959(Immigration Act 19592020 REVISED EDITION. Issued On 16th September 1963. Last amended on 17 June 2024. )</a></li><li><a href=https://www.ica.gov.sg/enter-transit-depart/entering-singapore/visa-free-transit-facility target=_blank> Immigration & Checkpoints Authority( Visa Free Transit Facility)</a></li></ul>