OBS_VALUE: <ul><li><a href=https://sso.agc.gov.sg/SL/IA1959-RG1?DocDate=20190329#pr12- target=_blank>Immigration Regulations(Immigration Act(Chapter 133, Section 55(1)) Immigration Regulations Rg 1 G.N. No. S 252/1972. Revised Edition 2009(1st June 2009). Issued On 25th August 1972. Last amended on 11 October 2019. )</a></li><li><a href=https://www.ica.gov.sg/visitor/visitor_entryvisa target=_blank>Immigration & Checkpoints Authority: Visa-Required Travel Documents by Countries and Regions</a></li></ul>