Section 25(1) in The Kerala Value Added Tax Act, 2003
(1)Where for any reason the whole or any part of the turnover of business of a dealer has escaped assessment to tax in any year or return period or has been under- assessed or has been assessed at a rate lower than the rate at which it is assessable or any deduction has been wrongly made there from, or where any input tax or special rebate credit has been wrongly availed of, the assessing authority may, at any time within five years from the last date of the year to which the return relates, proceed to determine, to the best of its judgement, the turnover which has escaped assessment to tax or has been under assessed or has been assessed at a rate lower than the rate at which it is assessable or the deduction in respect of which has been wrongly made or input tax or special rebate credit that has been wrongly availed of and assess the tax payable on such turnover or disallow the input tax or special rebate credit wrongly availed of, after issuing a notice on the dealer and after making such enquiry as it may consider necessary:Provided that before making an assessment under this sub- section the dealer shall be given a reasonable opportunity of being heard.Provided further that where the escapement is due to the application of incorrect rate of tax, no assessment under this sub- section shall be made where the dealer files revised return and pays the tax which has escaped assessment along with interest under sub-section (5) of section 31 and thrice the interest as settlement fee.Provided also that the time limit for the completion of assessments for the year 2005-06 under this section shall be extended upto 31 march,2011