Section 91A(1) in The Kerala Agricultural Income Tax Act, 1991
(1)Where any tax or any other amount due or demanded under the Act is paid by an assessee or other person, the payment so made shall be appropriated first towards interest accrued on such tax or other amount under sub section (4) of Section 37 on such date of payment and the balance available shall be appropriated towards principal outstanding, notwithstanding any request to the contrary by the assessee or any person making such payment.