If you are looking for CISM certification through self-sponsored scheme then you need to file certain important documents. Along with the application form, on the first day you need to submit a copy of either a National Registration Identity Card or a WTS letter.

COMAT that provides training for CISM Singapore gives an option to the participants to apply for a self-sponsored program provided you submit the copy of NRIC or a WTS letter. On the receipt of these copies, you shall be allowed to appear for the certification once your application is accepted and the fee is paid.