<ul><li><a href=https://www.iras.gov.sg/irashome/uploadedFiles/IRASHome/e-Services/Businesses/Companies/CorpPass%20Step-by-Step%20Guide%20for%20Foreign%20Entities.pdf target=_blank>Inland Revenue Authority of Singapore official website(CorpPass Step-by-Step Guidefor Foreign Entities- Corporate Tax)</a></li><li><a href=https://www.iras.gov.sg/irashome/Individuals/Foreigners/Filing-your-taxes/Annual-Tax-Filing-Process--Foreigners-/ target=_blank>Inland Revenue Authority of Singapore official website(Annual Tax Filing Process (Foreigners))</a></li></ul>