ADDITIONAL DOCUMENTS REQUIRED IF ONE OF THE APPLICANT’S PARENTS/ STEP PARENTS IS A SINGAPORE CITIZEN/ PERMANENT RESIDENT   Parents’/ Step parent’s Marriage Certificate/ Divorce Certificate and Applicant’s custody Paper ( Photocopy) Parents’ / Step Parent’s highest educational certificate (certified or notarized) Parents’ / Step Parent’s letter of employment (letter should state date of commencement, designation, and salary per month) or Business Registration Certificate (instant Computer Printout) if parents/step parent’s are self-employed. These documents should not be issued more than 1 month ago. Parents’ / Step Parent’s monthly CPF contribution statement for the past 12 months. Parents’ / Step Parent’s Income Tax Assessment Notices for the past 3 years ( photocopy).