If you wish to alter your choice of NUS courses after submitting your online application, please log in with your application number and Admission PIN to do so. You may submit multiple changes but only the last change received will be CONSIDERED. Each time you make a change, an acknowledgement email will be sent to the email address you have indicated on the online application. The closing date for revising your choices is 1-21 February. However, for applicants with Singapore Cambridge A-Level, the closing date for revising your choices is 1 April 2010. No revisions will be entertained after the closing date. Please click here to access our Online Application Status Facility (OASF).