There isn't a community file for a certain "HDB accrued fascination 90 27." This is likely an internal reference number or handle. Accrued desire is usually a significant ingredient of HDB flat possession, especially for proprietors who utilized their CPF Ordinary Account (OA) to finance their property. When you provide your HDB flat, you must refund the principal amount of CPF useful for the downpayment, grants, and every month installments, combined with the accrued curiosity, back into your CPF account. This desire is the quantity your CPF personal savings would have gained if that they had remained with your OA, calculated on the prevailing CPF OA interest level (at the moment 2.five% for each annum) and compounded yearly. The refund is required, and It is really deducted with the profits proceeds. It is possible to Examine the precise number of CPF employed and accrued interest over the CPF Internet site's get more info "House Possession" dashboard by logging in using your Singpass.