deposit 1000Initial deposit: S$1,000 for tenures from 2 to 24 months; S$10,000 for 1-month tenure and Choice Date with flexible tenure; S$1,000,000 for a 1-week tenure, applicable only to corporate accounts . Documents Requirement for SingaporeIs depositing 1000 cash suspicious? In the US, deposits of more than $10,000 in cash must be reported to the IRS. As long as the money is legal, that is not a problem.