1.1 The company has only one class of equity shares having a par value
 of Rs. 1 each. Each share has one voting right. The dividend proposed by
 the Board of Directors is subject to approval of share holders in the
 Annual General Meeting. In the event of liquidation, the equity share
 holders are eligible to receive the remaining assets of the Company
 after payment of all preferential amounts, in proportion to their
 shareholding.
 
 1.2 The equity shares of Rs. 10 each were subdivided into equity shares
 of Rs. 1 each with effect from 17th December, 2011.
 
 1.3.1 Number of shares outstanding at the end of 31st March, 2011 has
 been converted into equity shares of Rs. 1 each with effect from 17th
 December 2011 and accordingly shares outstanding at the beginning of
 the year has been restated.
 
 1.3.2 During the year Fully paid Bonus shares in the ratio of 22
 (twenty two) equity shares of Rs. 1 each for every 1 (one) equity share
 of Rs. 1 each were issued and allotted on 20th December, 2011.
 
 1.4 905648230 Equity Shares representing 93% of holding (Previous year
 3937601 shares representing 93% of holding) are held by India Power
 Corporation Limited (IPCL), the holding company. Other than IPCL, there
 are no shareholders holding more than 5% shares.
 
 2.1 Contingencies Reserve was created by appropriation out of revenue
 of each year till the year ended 31st March, 2004 in accordance with
 the provisions of the Sixth Schedule to the erstwhile Electricity
 (Supply) Act, 1948. As permitted by the Tariff Regulations, an amount
 not exceeding 0.25% of the value of gross fixed assets at the beginning
 of the year is appropriated to a Reserve for Unforeseen Exigencies each
 year effective 2006-07, subject to the overall ceiling that the balance
 in this Reserve together with the balance in Contingency Reserve shall
 not exceed 5% of the value of gross fixed assets at the beginning of
 the year. For the purpose of arriving at such ceiling reinvestment of
 interest accrued on Reserve for Unforeseen Exigencies Investment
 (ascertained separately) are required to be excluded as per the Tariff
 Regulation.
 
 2.2 Capital reserve consequent to the amalgamation of Associated Power
 Company limited with the Company in the year 1978.
 
 2.3 During the year balance in Development Reserve I and Development
 Reserve II has been transferred to General Reserve.
 
 3.1 Debentures represents 10.75 % Secured Redeemable non convertible
 Debentures (Privately placed) redeemable in five installments at the
 end of 6th, 7th, 8th, 9th and 10th year from the date of allotment i.e.
 3rd November 2010 Secured by mortgage of immovable properties
 consisting of 1.0749 acres of land and four storied building measuring
 1190 sqm along with conference hall measuring 359 sq mtr at Plot
 X-1.2&3, Block EP, Salt lake, Kolkata and land, building, office,
 bungalow and guesthouse at Sanctoria and Asanboni at Asansol (Burdwan)
 and 1731.82 sq mtr land at Iswarpura (Gujarat)
 
 3.2 13.25% term loan repayable after moratorium of two years from the
 date of commencement of production in 9 years in equal quarterly
 installments.
 
 To be secured by first Charge on assets of 1x12 MW plant project,
 second charge on fixed assets of the Company, both present and future
 and second charge on current assets of the Company, both present and
 future.
 
 4.1 Cash Credit of Rs. 2487.61 lakhs from South Indian Bank is secured by
 first primary pari passu charge on entire current assets both present
 and future along with IDBI bank and second pari passu charge on entire
 fixed assets both present and future.
 
 4.2 Cash Credit of Rs. 1057.79 lakhs from IDBI Bank is secured by first
 charge, ranking pari passu with the charge created by hypothecation of
 entire stock of coal, stores and spares, movable plant and machinery,
 book debts, outstanding monies, receivable and claims, both present and
 future.
 
 5.1 Lease hold land includes Rs. 1321.75 lakhs paid for leasehold land
 at Raghunathpur for which registration is pending.
 
 5.2 Capital work in progress include cost of equipment and
 pre-operative expenses - Refer Note 26.4.
 
 5.3 Net block of fixed assets as on 31.3.2012 include Rs. 2085.03 lakhs
 being assets lying in the leased premises at Chinakuri Power Station
 which is under operating lease from Eastern Coal Fields Limited (ECL).
 The lease was extended up to 31.3.2012. Subsequent to the Balance Sheet
 date the lease has not been renewed / extended and there is no
 operation at the said plant. In terms of the lease agreement in the
 event of the lease not being renewed / extended ECL will take over all
 the assets at their respective written down value as on the date of
 termination of lease.
 
 6.1 Consequent upon Amalgamation of Orbis Power Venture (Pvt.) Ltd.
 with India Power Corporation Ltd. (the holding Company of the Company).
 No. of Shareholding increase to 51870000 of Rs. 1 per share against
 273000 shares of Rs. 10 per shares in previous year
 
 6.2 Received in lieu of debentures of Woodlands Hospital and Medical
 Research Centre Ltd.
 
 7.1 The Company has recognised Entitlement for MAT Credit of Rs. 31.25
 lakhs (Previous year Rs. 149.00 lakhs) based on convincing evidence
 that the Company is expected to pay normal tax within the credit
 entitlement period.
 
 8.1 (a) Sale of energy has continued to be arrived at on the basis of
 tariff order applicable for the year 2010-11 issued by WBERC pending an
 order from the Commission pursuant to the Multi Year Tariff Petition
 filed with the WBERC covering financial year 2011-12. However, as the
 tariff order for the year is yet to be notified, recovery for the fixed
 costs has been estimated based on the actual units of power sold during
 the year ended 31st March, 2011.
 
 9.1 (b) Gross Sales of energy include Monthly Variable Cost adjustment
 (MVCA) of Rs. 5602.61 lakhs and Fuel Purchase and
 
 Power Cost Adjustment (FPPCA) of Rs. 4100.73 Lakhs for the year on the
 basis of formulae prescribed under the applicable Tariff Regulations,
 and is net of Rs. 194.27 lakhs provisionally refundable to consumers on
 account of over recovery of fixed costs and necessary adjustments
 thereof will be made upon confirmation by the relevant authorities.
 Adjustments in these respects are carried out and given effect to from
 time to time based on the order of West Bengal Electricity Regulatory
 Commission or directions from appropriate authorities on the matter.
 
 9.2 Effective 2004-05 power purchased from Damodar Valley Corporation
 (DVC) is accounted for on the basis of tariff rates (including fuel
 cost adjustments) charged by DVC on a provisional basis awaiting
 issuance of revised tariff order by the Hon''ble Central Electricity
 Regulatory Commission (CERC) for the years 2004-05 to 2011-12 in terms
 of the directions issued by the Hon''ble Appellate Tribunal for
 Electricity (ATE). The Tariff fixed by CERC and the directions issued
 by the Hon''ble ATE has been challenged by DVC before the Hon''ble
 Supreme Court of India.
 
 10.1 Contingent liability and commitment to the extent not provided for
 
                                                   (Rs. in lakhs) 
 
                                          31-Mar-12     31-Mar-11
 
 11.1.1Contingent Liabilities
 
 Claims against the company not 
 acknowledged as debt                      26.1.2
 
 a) Amount refundable to consumers 
 as per Hon''ble APR order for the          281.44         281.44
 year 2006-07 against which the 
 company''s appeal is pending
 before Hon''ble ATE
 
 b) Claim for supplies of coal 
 against which Company''s appeal 
 is pending                                644.98         288.14
 before Hon''ble High Court at Kolkata
 
 c) Demand from Sales tax authorities
 against which Company''s appeal is
 pending                                     4.00           4.00
 
 d) Other demand against which 
 Company''s appeal is pending                10.00          10.00
 
                                           940.42         583.58
 
 12.1,2Estimated amount of contracts 
 remaining to be executed on capital     1,060.10       4,199.13
 account and not provided for 
 (net of advances)                       1,060.10       4,199.13
 
                                         2,000.52       4,782.71
 
 13.1.30n the basis of current status of individual cases and as per the
 legal advice obtained, where ever applicable the management is of the
 view that no provision is required in respect of these cases given in
 26.1.1 as outflow of resources is dependent upon final judgement.
 
 13.2 The Board of Directors of the Company in its meeting held on 10th
 February 2012 has approved the scheme of arrangement and amalgamation
 of India Power Corporation Limited (IPCL), holding company with the
 Company with effect from 1st October, 2011 subject to necessary
 approvals. The accounting effects consequent to the said scheme would
 be given on implementation thereof on receipt of requisite approvals
 and sanctions.
 
 13.3 Certain premises and office equipment are obtained on operating
 lease. There is no contingent rent in lease agreements.  The term is
 for 1-3 years and is renewable at mutual agreement of both parties.
 There is no escalation clause in lease agreements. There are no
 restriction imposed by lease agreements. There are no sublease and all
 the leases are cancellable in nature. The aggregate lease rentals are
 charged as rent in Note 25 of financial statement.
 
 13.4.1 The earning per share (EPS) for the year has been computed after
 giving effect of the allotment of bonus shares and sub division of
 equity shares and accordingly figures for previous year in this regard
 have been restated. Also refer Note 2.3.1 and 2.3.2.
 
 13.5 Employee Benefits Gratuity (Funded)
 
 The Company''s gratuity scheme, a defined benefit plan, covers the
 eligible employees and is administered through a gratuity fund trust.
 Such gratuity fund, whose investments are managed by Life Insurance
 Corporation of India(LICI), make payments to vested employees or their
 cessation of employment, death, incapacitation, of an amount based on
 the respective employee''s salary and tenure of employment subject to a
 maximum limit of Rs. 10.00 lakhs. Vesting occurs upon completion of five
 years of service.
 
 Superannuation (Funded)
 
 The Company''s superannuation scheme, a defined benefit plan, covers
 certain category of employees and is administered through a trust fund.
 Investments of the fund are managed by LICI . Upon retirement, death or
 cessation of employment Superannuation Fund purchases annuity policies
 in favour of vested employees or their spouses to secure periodic
 pension.
 
 Such superannuation benefits are based on respective employee''s tenure
 of employment and salary. Benefits under this plan have already vested.
 
 Post retirement Medical Benefit (Unfunded)
 
 The Company has a scheme for domiciliary treatment for its certain
 category of retired employees till death and their surviving spouses
 up to an annual maximum limit.
 
 Lump sum payment (Unfunded)
 
 The Company has a defined benefit plan which covers certain categories
 of employees for providing a lump sum amount at various scales to the
 vested employee or his nominee upon retirement, death or cessation of
 service based on tenure of employment. Vesting occurs upon completion
 of 25 years of service.
 
 13.5.1 The contribution to the defined benefit plans expected to be
 made by the Company during the annual period beginning after the
 Balance Sheet date is yet to be reasonably determined.
 
 13.5.2 During the year Rs. 308.67 lakhs has been recognised as
 expenditure towards Defined Contribution Plans of the Company (Previous
 Year Rs. 340.98 lakhs)
 
 13.6 As notified by ministry of Corporate Affairs of the Government of
 India, revised Schedule VI under the Companies Act, 1956 is applicable
 to all financial year commencing on or after 1st April, 2011.
 Accordingly, the financial statement for the year ended 31st March,
 2012 are prepared in accordance therewith. Figures pertaining to the
 previous year have been rearranged/regrouped, reclassified and
 restated, wherever necessary to make them comparable with those of
 current year.