Case of Shenwa Infrastructure Private Limited, AAR Maharashtra Ruling Dated 28th April 2025. The interest receivable on deferred payment in Equated Yearly Instalment as per tender terms under Annuity Model is liable for payment of GST. The service is classified same as that of original taxable supply of ‘services of construction of road and maintenance’ and applicable rate of GST shall be the same as that of original taxable supply.