There is absolutely no public record for a specific "HDB accrued desire ninety 27." This is likely an internal reference quantity or handle. Accrued desire is often a essential element of HDB flat ownership, specifically for house owners who utilised their CPF Regular Account (OA) to finance their property. Whenever you provide your HDB flat, it's essential to refund the principal number of CPF utilized for the downpayment, grants, and month to month installments, along with the accrued desire, back again into your CPF account. website This interest is the quantity your CPF personal savings would have gained if they'd remained inside your OA, calculated at the prevailing CPF OA fascination charge (currently two.5% for every annum) and compounded yearly. The refund is mandatory, and It is really deducted through the product sales proceeds. You are able to Look at the precise quantity of CPF made use of and accrued curiosity on the CPF Web page's "Residence Possession" dashboard by logging in using your Singpass.