There isn't any general public report for a certain "HDB accrued curiosity 90 27." This is probably going an inside reference amount or address. Accrued desire is usually a important element of HDB flat ownership, specifically for homeowners who utilized their CPF Ordinary Account (OA) to finance their residence. Any time you market your HDB flat, you have to refund the principal amount of CPF employed for the downpayment, grants, and regular monthly installments, along with the accrued desire, back again into your CPF account. This interest is the quantity your CPF cost savings would have acquired if they had remained in the OA, calculated with the prevailing CPF OA interest level (at the moment 2.five% click here per annum) and compounded annually. The refund is necessary, and it's deducted with the product sales proceeds. You can Test the exact degree of CPF employed and accrued interest about the CPF Web site's "Dwelling Ownership" dashboard by logging in with all your Singpass.