https://www.taxtmi.com/caselaws?id=67457 Statutory interest for delayed filing under section 139(8) was treated as mandatory, and the Income-tax Officer could reduce or waive it only under rule 117A on a proper application by the assessee. Where no waiver or reduction application was made, omission to charge that interest in the assessment order was an omission of something required to be done and therefore a mistake apparent from the record. On that basis, rectification under section 154 was available to levy the omitted interest, and the assessee's challenge failed. en-us Fri, 14 Nov 1986 00:00:00 +0530 Thu, 10 Mar 2011 17:01:32 +0530 TaxTMI RSS Generator https://www.taxtmi.com/caselaws?id=67457 Statutory interest for delayed filing under section 139(8) was treated as mandatory, and the Income-tax Officer could reduce or waive it only under rule 117A on a proper application by the assessee. Where no waiver or reduction application was made, omission to charge that interest in the assessment order was an omission of something required to be done and therefore a mistake apparent from the record. On that basis, rectification under section 154 was available to levy the omitted interest, and the assessee's challenge failed. Case-Laws Income Tax Fri, 14 Nov 1986 00:00:00 +0530 https://www.taxtmi.com/caselaws?id=67457