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<xbrli:context id="OneItemsThatWillBeReclassifiedToProfitAndLoss01D"><xbrli:entity><xbrli:identifier scheme="http://www.nseindia.com/NSESymbol">IOC</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2018-07-01</xbrli:startDate><xbrli:endDate>2018-09-30</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-bse-fin:ItemsThatWillBeReclassifiedToProfitAndLossAxis"><ItemsThatWillBeReclassifiedToProfitAndLossDomain>in-bse-fin:OneItemsThatWillBeReclassifiedToProfitAndLoss01Member</ItemsThatWillBeReclassifiedToProfitAndLossDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context>
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<in-bse-fin:DisclosureOfNotesOnFinancialResultsExplanatoryTextBlock contextRef="OneD">Notes to Consolidated Financial Results:  n  n1)tThe above results have been reviewed and recommended by the Audit Committee in its meeting held on 1st November 2018 and approved by the Board of Directors at its meeting held on 2nd November 2018.  n  n2)tThe Financial Results have been reviewed by the Statutory Auditors as required under regulation 33 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015.  n  n3)tGoods and Services Tax (GST) has been implemented w.e.f 01.07.2017 wherein some of the petroleum products are still outside its ambit. Accordingly, GST is being levied on some products as against Excise Duty applicable hitherto. Since, excise duty is included in revenue and GST is not included in revenue, thus to ensure comparability, revenue excluding excise duty on applicable products are given below:  n         ` in crore  ntQuarter endedtSix Months endedtYear Ended  nt30.09.2018t30.06.2018t30.09.2017t30.09.2018t30.09.2017t31.03.2018  nRevenue from operations (gross)t  1,54,968.89 t1,51,813.83 t1,12,606.90 t3,06,782.72 t2,43,303.80 t5,15,541.89   nLess: Excise Dutyt                    -   t-   t-   t-   t1,960.45 t1,960.45   nNet comparable revenuet  1,54,968.89 t1,51,813.83 t1,12,606.90t3,06,782.72 t2,41,343.35 t5,13,581.44   n  n  n4)tShares held under “IOC Shares Trust” of face value ` 233.12 crore (pre bonus ` 116.56 crore) has been netted from paid–up Equity Share Capital. The net share capital is considered for computing earnings per share. Further, pursuant to issue of bonus shares in the ratio of one equity share for every one share held in March 2018, Earning Per Share for the quarter and six months ended on 30th September 2017 have been restated. Consolidated EPS without adjusting for bonus shares for the quarter and six months ended on 30th September 2017 ended on 30th September 2017 would have been ` 7.71 per share and ` 17.67 per share respectively.  n  n5)tIndian Accounting Standard (Ind-AS)-115 “Revenue from Contracts with Customers” became effective from 01.04.2018 and the company has adopted the same using cumulative catch-up transition method. This adoption has reduced Revenue from Operation by for the current period ` 13.87 crore.  n  n6)tDuring the quarter, company has settled its liability for entry tax in the State of Bihar consequent to the order of Commercial Tax Tribunal, Patna (on direction by Hon’ble Supreme Court) and accordingly, an amount of ` 1,155.02 crore, being provision no more required, has been written back and included in Revenue from Operations.  n  n7)tExpenses for the period April - September 2018 includes:  n  na)tEmployee benefit expenses of ` 1,266.52 crore towards one time contribution for superannuation benefit scheme for past periods.  n  na)tForeign exchange loss of ` 4,782.33 crore included in Other Expenses. For April - September 2017, there was Foreign exchange gain of ` 313.35 crore which was included in Other Income.  n  n8)tFigures for the previous periods have been regrouped/reclassified to conform to the figures of the current periods.  n </in-bse-fin:DisclosureOfNotesOnFinancialResultsExplanatoryTextBlock>
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