2. Material accounting policies
2.1 Statement of compliance and basis of preparation
The Standalone financial statements of the Company have been prepared in accordance with Indian Accounting Standards (Ind AS) notified under the Companies (Indian Accounting Standards) Rules, 2015 (as amended from time to time) and presentation requirements of Division II of Schedule III to the Companies Act, 2013 (as amended from time to time), (Ind AS compliant Schedule III), as applicable to the standalone financial statements. 
The standalone financial statements have been prepared on a historical cost basis, except for the following assets and liabilities which have been measured at fair value: 
Derivative financial instruments, Certain financial assets and liabilities measured at fair value (refer accounting policy regarding financial instruments), and Contingent consideration arising from business combination 
Equity settled ESOP at grant date fair value 
The accounting policies and related notes further described the specific measurements applied for each of the assets and liabilities. 
In addition, the carrying values of recognised assets and liabilities designated as hedged items in fair value hedges 
that would otherwise be carried at amortised cost are adjusted to record changes in the fair values attributable to the risks that are being hedged in effective hedge relationships. 
The financial statements are presented in INR and all values are rounded to the nearest lakh (INR 00,000), except when otherwise indicated. 
The Company has prepared the financial statements on the basis that it will continue to operate as a going concern. 
2.2 Summary of material accounting policies
a)    Investment in subsidiaries and associates
A subsidiary is an entity that is controlled by another entity. 
An associate is an entity over which the Company has significant influence. Significant influence is the power to participate in the financial and operating policy decisions of the investee but is not control or joint control over those policies. 
The Company's investments in its subsidiaries and associates are accounted at cost less impairment. 
Impairment of investments
The Company reviews its carrying value of investments carried at cost annually, or more frequently when there is indication for impairment. If the recoverable amount is less than its carrying amount, the impairment loss is recorded in the Statement of Profit and Loss., 
When an impairment loss subsequently reverses, the carrying amount of the Investment is increased to the revised estimate of its recoverable amount, so that the increased carrying amount does not exceed the cost of the Investment. A reversal of an impairment loss is recognised immediately in Statement of Profit or Loss. 
b)    Current versus non-current classification
The Company segregates assets and liabilities into current and non-current categories for presentation in the balance sheet after considering its normal operating cycle and other criteria set out in Ind AS 1, "Presentation of Financial Statements". For this purpose, current assets and liabilities include the current portion of non-current assets and liabilities respectively. Deferred tax assets and liabilities are always classified as non-current. 
The operating cycle is the time between the acquisition of assets for processing and their realization in cash and cash equivalents. The Company has identified period up to twelve months as its operating cycle. 
c) Property, plant and equipment
Capital work in progress is stated at cost, net of accumulated impairment loss, if any. Plant and equipment are stated at cost, net of accumulated depreciation and accumulated impairment losses, if any. Such cost includes the cost of replacing part of the plant and equipment and borrowing costs for long-term construction projects if the recognition criteria are met. Repair and maintenance costs are recognised in profit or loss as incurred. The present value of the expected cost for the decommissioning of an asset after its use is included in the cost of the respective asset if the recognition criteria for a provision are met. 
Advances paid towards the acquisition of property, plant and equipment outstanding at each balance sheet date is classified as capital advances under other non-current assets and the cost of assets not put to use before such date are disclosed under 'Capital work-in-progress'. Subsequent expenditures relating to property, plant and equipment is capitalised only when it is probable that future economic benefits associated with these will flow to the Company and the cost of the item can be measured reliably. 
An item of property, plant and equipment and any significant part initially recognised is derecognised upon disposal or when no future economic benefits are expected from its use or disposal. Any gain or loss arising on derecognition of the asset (calculated as the difference between the net disposal proceeds and the carrying amount of the asset) is included in the statement of profit and loss when the asset is derecognised. 
c) Property, plant and equipment (Cont'd) 
The Company depreciates property, plant and equipment over their estimated useful lives using the straight-line method. The estimated useful lives of assets are as follows: 
to the Companies Act, 2013. The management believes that these estimated useful lives are realistic and reflect fair approximation of the period over which the assets are likely to be used. 
The Company has evaluated the applicability of component accounting as prescribed under Ind AS 16, Property, plant and equipment, and Schedule II of the Companies Act, 2013, the Management has not identified any significant component having different useful lives. Schedule II requires the Company to identify and depreciate significant components with different useful lives separately. 
The residual values, useful lives and methods of depreciation of property, plant and equipment are reviewed at each financial year end and adjusted prospectively, if appropriate. 
Leasehold improvements are depreciated over its lease period including renewable period or estimated useful life, whichever is shorter, on a straight-line basis. 
d) Intangible assets 
Intangible assets acquired separately are measured on initial recognition at cost. Following initial recognition, intangible assets are carried at cost less any accumulated amortisation and accumulated impairment losses. Internally generated intangibles, excluding capitalised development costs (refer below policy for R&D costs), are not capitalised and the related expenditure is reflected in profit or loss in the period in which the expenditure is incurred 
The useful lives of intangible assets are assessed as either finite or indefinite. 
Expenditure incurred towards development, if eligible for capitalisation, is carried as 'intangible assets under development' where such assets are not yet ready for their intended use. 
Intangible assets with finite lives are amortised over the useful economic life and assessed for impairment whenever there is an indication that the intangible asset may be impaired. The amortisation period and the amortisation method for an intangible asset with a finite useful life are reviewed at least at the end of each reporting period. Changes in the expected useful life or the expected pattern of consumption of future economic benefits embodied in the asset are considered to modify the amortisation period or method, as appropriate, and are treated as changes in accounting estimates. The amortisation expense on intangible assets with finite lives is recognised in the statement of profit and loss unless such expenditure forms part of carrying value of another asset. 
Intangible assets with indefinite useful lives are not amortised, but are tested for impairment annually, either individually or at the cash-generating unit level. The assessment of indefinite life is reviewed annually to determine whether the indefinite life continues to be supportable. If not, the change in useful life from indefinite to finite is made on a prospective basis. 
An intangible asset is derecognised upon disposal (i.e., at the date the recipient obtains control) or when no future economic benefits are expected from its use or disposal. Any gain or loss arising upon derecognition of the asset (calculated as the difference between the net disposal proceeds and the carrying amount of the asset) is included in the statement of profit and loss when the asset is derecognised. 
Process manuals are amortised over the remaining project term or the useful life of the process manual, whichever is shorter. Software's are amortised over the period of 6 years / over the period of the respective project. 
The residual values, useful lives and methods of amortization of intangible assets are reviewed at each financial year end and adjusted prospectively, if appropriate. 
Research and development costs
Research costs are expensed as incurred. Development expenditures on an individual project are recognised as an intangible asset when the Company can demonstrate: 
-    The technical feasibility of completing the intangible asset so that the asset will be available for use or sale 
-    Its intention to complete and its ability and intention to use or sell the asset 
-    How the asset will generate future economic benefits 
-    The availability of resources to complete the asset 
-    The ability to measure reliably the expenditure during development. 
Following initial recognition of the development expenditure as an asset, the asset is carried at cost less any accumulated amortisation and accumulated impairment losses. Amortisation of the asset begins when development is complete, and the asset is available for use. It is amortised over the period of expected future benefit. Amortisation expense is recognised in the statement of profit and loss unless such expenditure forms part of carrying value of another asset. During the period of development, the asset is tested for impairment annually. 
e) Impairment of non-financial assets
The Company assesses, at each reporting date, whether there is an indication that an asset may be impaired. If any 
indication exists, or when annual impairment testing for an asset is required, the Company estimates the asset's recoverable amount. An asset's recoverable amount is the higher of an asset's or cash-generating unit's (CGU) fair value less costs of disposal and its value in use. The recoverable amount is determined for an individual asset, unless the asset does not generate cash inflows that are largely independent of those from other assets or group of assets. When the carrying amount of an asset or CGU exceeds its recoverable amount, the asset is considered impaired and is written down to its recoverable amount. 
In assessing value in use, the estimated future cash flows are discounted to their present value using a pre-tax discount rate that reflects current market assessments of the time value of money and the risks specific to the asset. In determining fair value less costs of disposal, recent market transactions are taken into account. If no such transactions can be identified, an appropriate valuation model is used. These calculations are corroborated by valuation multiples, quoted share prices for publicly traded companies or other available fair value indicators. 
The Company bases its impairment calculation on detailed budgets and forecast calculations, which are prepared separately for each of the Company's CGUs to which the individual assets are allocated. These budgets and forecast calculations generally cover a period of five years. For longer periods, a long-term growth rate is calculated and applied to project future cash flows after the fifth year. To estimate cash flow projections beyond periods covered by the most recent budgets/forecasts, the Company extrapolates cash flow projections in the budget using a steady or declining growth rate for subsequent years, unless an increasing rate can be justified. In any case, this growth rate does not exceed the long-term average growth rate for the products, industries, or country or countries in which the Company operates, or for the market in which the asset is used. 
Impairment losses are recognised in the statement of profit and loss. 
For assets excluding goodwill an assessment is made at each reporting date to determine whether there is an indication that previously recognised impairment losses no longer exist or have decreased. If such indication exists, the Company estimates the asset's or CGU's recoverable amount. A previously recognised impairment loss is reversed only if there has been a change in the assumptions used to determine the asset's recoverable amount since the last impairment loss was recognised. The reversal is limited so that the carrying amount of the asset does not exceed its recoverable amount, nor exceed the carrying amount that would have been determined, net of 
depreciation, had no impairment loss been recognised for the asset in prior years. Such reversal is recognised in the statement of profit and loss. 
Intangible assets with indefinite useful lives are tested for impairment annually at the CGU level, as appropriate, and when circumstances indicate that the carrying value may be impaired. 
f) Revenue from operations
The specific recognition criteria described below must also be met before revenue is recognized. 
Revenue from contracts with customers is recognised when control of the goods or services are transferred to the customer at an amount that reflects the consideration to which the Company expects to be entitled in exchange for those goods or services and excludes amounts collected on behalf of third parties. The Company has generally concluded that it is the principal in its revenue arrangements because it typically controls the goods or services before transferring them to the customer. 
Sale of services 
The Company derives its revenues primarily from engineering design services. Service income comprises of income from time and material contracts. Revenue from time and material contracts are recognised over time as the related services are performed, which is pursued based on the efforts spent and agreed rate with the customer. Revenue from the end of last invoicing to the reporting date is recognized as unbilled revenue. 
Sale of products 
Revenue from sale of products is recognized at the point in time when control of the goods is passed to the customer. The point at which control passes is determined based on the terms and conditions by each customer arrangement, but generally occurs on delivery to the customer. The contracts that Company enters into relate to sales order containing single performance obligations for the delivery of goods as per Ind AS 115. 
Finance income 
For all financial instruments measured at amortised cost, interest income is recorded using the effective interest rate (EIR). EIR is the rate that exactly discounts the estimated future cash payments or receipts over the expected life of the financial instrument or a shorter period, where appropriate, to the net carrying amount of the financial asset or to the amortised cost of a financial liability. When calculating EIR, the Company estimates the expected cash flows by considering all the contractual terms of the financial instrument but does not consider the expected 
credit losses. Interest income is included in finance income in the statement of profit and loss. 
Contract balances 
Contract assets 
A contract asset is the right to consideration in exchange for services transferred to the customer. If the Company performs by providing services to a customer before the customer pays consideration or before payment is due, a contract asset is recognised for the earned consideration that is conditional. 
Revenues in excess of invoicing are classified as contract assets (which we refer to as Unbilled Revenue). Contract assets are subject to impairment assessment. Refer to accounting policies on impairment of financial assets in section 2 (p) Impairment of financial assets. 
Trade receivables 
A receivable represents the Company's right to an amount of consideration that is unconditional (i.e., only the passage of time is required before payment of the consideration is due). Refer to accounting policies of financial assets in section 2 (o) Financial instruments - initial recognition and subsequent measurement. 
Contract liabilities 
A contract liability is recognised if a payment is received or a payment is due (whichever is earlier) from a customer before the Company transfers the related goods or services. Contract liabilities are recognised as revenue when the Company performs under the contract (i.e., transfers control of the related goods or services to the customer). 
g) Employee benefits 
Expenses and liabilities in respect of employee benefits are recorded in accordance with Ind AS 19, Employee Benefits. 
Defined contribution plan 
Retirement benefit in the form of provident fund is a defined contribution scheme. The Company has no obligation, other than the contribution payable to the provident fund. The Company recognises contribution payable to the provident fund scheme as an expenditure, when an employee renders the related service. Prepaid contributions are recognised as an asset to the extent that a cash refund or a reduction in the future payments is available. 
Overseas social security 
The Company contributes to social security charges of 
countries to which the Company deputes its employees on employment or has permanent employees. The plans are defined contribution plan and contributions paid or payable is recognised as an expense in these periods in which the employee renders services in those respective countries. 
Defined benefit plan Gratuity 
The liability or asset recognised in the balance sheet in respect of defined benefit gratuity plans is the present value of the defined benefit obligation at the end of the reporting period less the fair value of plan assets (if any). The cost of providing benefits under the defined benefit plan is determined using the projected unit credit method. 
Compensated absences 
The Company provides benefit of compensated absences under which unavailed leave are allowed to be accumulated to be availed in future. The compensated absences comprises of vesting as well as non vesting benefit. The cost of short term compensated absences are provided for based on estimates. Long term compensated absence costs are provided for based on actuarial valuation using the project unit credit method. The Company presents the entire leave as a current liability in the balance sheet, since it does not have an unconditional right to defer its settlement for 12 months after the reporting date. 
The present value of the defined benefit obligation denominated in ' is determined by discounting the estimated future cash outflows by reference to market yields at the end of the reporting period on government bonds that have terms approximating to the terms of the related obligation. 
Service cost on the Company's defined benefit plan is included in employee benefits expense. Employee contributions, all of which are independent of the number of years of service, are treated as a reduction of service cost. Net interest expense on the net defined benefit liability is included in finance costs. 
Gains and losses through re-measurements of the defined benefit plans are recognized in other comprehensive income, which are not reclassified to Statement of Profit and Loss in a subsequent period. Further, as required under Ind AS compliant Schedule III, the Company transfers those amounts recognized in other comprehensive income to retained earnings in the statement of changes in equity and in the balance sheet. 
Short-term employee benefits 
Short-term employee benefits comprise of employee costs 
such as salaries, bonus etc. is recognized on the basis of the amount paid or payable for the period during which services are rendered by the employee. 
) Leases
The Company has lease contracts for buildings, plant and machinery used in its operations. Lease terms generally ranges between 3 and 9 years. 
The Company assesses at contract inception whether a contract is, or contains, a lease. That is, if the contract conveys the right to control the use of an identified asset for a period of time in exchange for consideration. 
Company as a lessee 
The Company applies a single recognition and measurement approach for all leases, except for short¬ term leases and leases of low-value assets. The Company recognises lease liabilities to make lease payments and right-of-use assets representing the right to use the underlying assets. 
(i)    Right-of-use assets 
The Company recognises right-of-use assets at the commencement date of the lease (i.e., the date the underlying asset is available for use). Right-of-use assets are measured at cost, less any accumulated depreciation and impairment losses, and adjusted for any remeasurement of lease liabilities. The cost of right-of-use assets includes the amount of lease liabilities recognised, initial direct costs incurred, and lease payments made at or before the commencement date less any lease incentives received. Right-of-use assets are depreciated on a straight-line basis over the shorter of the lease term and the estimated useful lives of the assets, as follows: 
Buildings    3 to 9 years 
Plant and machinery    3 years 
If ownership of the right to use asset transfers to the Company at the end of the lease term or the cost reflects the exercise of a purchase option, depreciation is calculated using the estimated useful life of the asset. The right-of-use assets are also subject to impairment. 
(ii)    Lease Liabilities 
At the commencement date of the lease, the Company recognises lease liabilities measured at the present value of lease payments to be made over the lease term. The lease payments include fixed payments (including in substance fixed payments) less any lease incentives receivable, variable lease payments that depend on an index or a rate, and 
amounts expected to be paid under residual value guarantees. The lease payments also include the exercise price of a purchase option reasonably certain to be exercised by the Company and payments of penalties for terminating the lease, if the lease term reflects the Company exercising the option to terminate. Variable lease payments that do not depend on an index or a rate are recognised as expenses (unless they are incurred to produce inventories) in the period in which the event or condition that triggers the payment occurs. 
In calculating the present value of lease payments, the Company uses its incremental borrowing rate at the lease commencement date because the interest rate implicit in the lease is not readily determinable. After the commencement date, the amount of lease liabilities is increased to reflect the accretion of interest and reduced for the lease payments made. In addition, the carrying amount of lease liabilities is remeasured if there is a modification, a change in the lease term, a change in the lease payments (e.g., changes to future payments resulting from a change in an index or rate used to determine such lease payments) or a change in the assessment of an option to purchase the underlying asset. 
(iii) Short-term leases and leases of low-value assets
The Company applies the short-term lease recognition exemption to its short-term leases of machinery and equipment (i.e., those leases that have a lease term of 12 months or less from the commencement date and do not contain a purchase option). It also applies the lease of low-value assets recognition exemption to leases of office equipment that are considered to be low value. Lease payments on short-term leases and leases of low-value assets are recognised as expense on a straight-line basis over the lease term. 
i) Foreign currencies 
The Company's Standalone financial statements are presented in Indian Rupees (T or 'INR'), which is also the Company's functional currency. 
Transactions and balances
Transactions in foreign currencies are initially recorded by the Company at functional currency spot rates at the date the transaction first qualifies for recognition. 
Monetary assets and liabilities denominated in foreign currencies are translated at the functional currency spot rates of exchange at the reporting date. 
Exchange differences arising on settlement or translation of monetary items are recognised in profit or loss. 
Non-monetary items that are measured in terms of historical cost in a foreign currency are translated using the exchange rates at the dates of the initial transactions. Non-monetary items measured at fair value in a foreign currency are translated using the exchange rates at the date when the fair value is determined. The gain or loss arising on translation of non-monetary items measured at fair value is treated in line with the recognition of the gain or loss on the change in fair value of the item (i.e., translation differences on items whose fair value gain or loss is recognised in OCI or profit or loss are also recognised in OCI or profit or loss, respectively). 
In determining the spot exchange rate to use on initial recognition of the related asset, expense or income (or part of it) on the derecognition of a non-monetary asset or non-monetary liability relating to advance consideration, the date of the transaction is the date on which the Company initially recognises the non-monetary asset or non-monetary liability arising from the advance consideration. If there are multiple payments or receipts in advance, the Company determines the transaction date for each payment or receipt of advance consideration. 
j)    Borrowing costs 
Borrowing costs directly attributable to the acquisition, construction or production of an asset that necessarily takes a substantial period of time to get ready for its intended use or sale are capitalised as part of the cost of the asset. All other borrowing costs are expensed in the period in which they occur. Borrowing costs consist of interest and other costs that an entity incurs in connection with the borrowing of funds. Borrowing cost also includes exchange differences to the extent regarded as an adjustment to the borrowing costs. 
k)    Investments in subsidiaries 
The Company's investment in equity instruments in subsidiaries are accounted for at cost. Where the carrying amount of an investment in greater than its estimated recoverable amount, it is written down immediately to its recoverable amount and the difference is transferred to the Statement of Profit and Loss. On disposal of investment, the difference between the net disposal proceeds and the carrying amount is charged or credited to the Statement of Profit and Loss. 
l)    Taxes 
Current income tax
Tax expense comprises current tax expense and deferred tax. 
Current income tax assets and liabilities are measured at the amount expected to be recovered from or paid 
to the taxation authorities. The tax rates and tax laws used to compute the amount are those that are enacted or substantively enacted, at the reporting date in the countries where the Company operates and generates taxable income. 
Current income tax relating to items recognised outside profit or loss is recognised outside profit or loss (either in other comprehensive income or in equity). Current tax items are recognised in correlation to the underlying transaction either in OCI or directly in equity. Management periodically evaluates positions taken in the tax returns with respect to situations in which applicable tax regulations are subject to interpretation and considers whether it is probable that a taxation authority will accept an uncertain tax treatment. The Company shall reflect the effect of uncertainty for each uncertain tax treatment by using either most likely method or expected value method, depending on which method predicts better resolution of the treatment. 
Deferred tax
Deferred tax is provided using the balance sheet approach on temporary differences between the tax bases of assets and liabilities and their carrying amounts for financial reporting purposes at the reporting date. 
Deferred tax liabilities are recognised for all taxable temporary differences, except: 
When the deferred tax liability arises from the initial recognition of goodwill or an asset or liability in a transaction that is not a business combination and, at the time of the transaction, affects neither the accounting profit nor taxable profit or loss and does not give rise to equal taxable and deductible temporary differences; 
In respect of taxable temporary differences associated with investments in subsidiaries, associates and interests in joint ventures, when the timing of the reversal of the temporary differences can be controlled and it is probable that the temporary differences will not reverse in the foreseeable future. 
Deferred tax assets are recognised for all deductible temporary differences, the carry forward of unused tax credits and any unused tax losses. Deferred tax assets are recognised to the extent that it is probable that taxable profit will be available against which the deductible temporary differences, and the carry forward of unused tax credits and unused tax losses can be utilised, except: 
When the deferred tax asset relating to the deductible temporary difference arises from the initial recognition of an asset or liability in a transaction that is not a business combination and, at the time of the transaction, affects 
neither the accounting profit nor taxable profit or loss and does not give rise to equal taxable and deductible temporary differences; 
In respect of deductible temporary differences associated with investments in subsidiaries, associates and interests in joint ventures, deferred tax assets are recognised only to the extent that it is probable that the temporary differences will reverse in the foreseeable future and taxable profit will be available against which the temporary differences can be utilised 
The carrying amount of deferred tax assets is reviewed at each reporting date and reduced to the extent that it is no longer probable that sufficient taxable profit will be available to allow all or part of the deferred tax asset to be utilised. Unrecognised deferred tax assets are re-assessed at each reporting date and are recognised to the extent that it has become probable that future taxable profits will allow the deferred tax asset to be recovered. 
In assessing the recoverability of deferred tax assets, the Company relies on the same forecast assumptions used elsewhere in the financial statements and in other management reports. 
Deferred tax assets and liabilities are measured at the tax rates that are expected to apply in the year when the asset is realised, or the liability is settled, based on tax rates (and tax laws) that have been enacted or substantively enacted at the reporting date. 
Deferred tax relating to items recognised outside profit or loss is recognised outside profit or loss (either in other comprehensive income or in equity). Deferred tax items are recognised in correlation to the underlying transaction either in OCI or directly in equity. 
The Company offsets deferred tax assets and deferred tax liabilities if and only if it has a legally enforceable right to set off current tax assets and current tax liabilities and the deferred tax assets and deferred tax liabilities relate to income taxes levied by the same taxation authority on either the same taxable entity which intends either to settle current tax liabilities and assets on a net basis, or to realise the assets and settle the liabilities simultaneously, in each future period in which significant amounts of deferred tax liabilities or assets are expected to be settled or recovered.  
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