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Integrated report             Statutory reportS          Financial StatementS
                                                                                    Standalone


                          PPE acquired and put to use for projects are           Intangible assets are measured on initial
                        capitalised  and  depreciation  thereon  is  included   recognition at cost and subsequently are carried
                        in the project cost till the project is ready for   at  cost  less  accumulated  amortisation  and
                        commissioning.                                    accumulated impairment losses, if any.

                          Depreciation methods, estimated useful lives and           The intangible assets with a finite useful life
                        residual value                                    are amortised using straight line method over
                                                                          their  estimated  useful  lives.  The  management’s
                        Depreciation  on  PPE  (except  leasehold         estimates of the useful lives for various class of
                        improvements) is calculated using the straight-line   Intangibles are as given below:
                        method to allocate their cost, net of their residual   Asset                  Useful life
                        values, over their estimated useful lives. However,
                        leasehold  improvements  are  depreciated  on  a   Computer software           5 years
                        straight-line method over the shorter of their     Other intangible assets    4- 20 years
                        respective useful lives or the tenure of the lease
                        arrangement. Freehold land is not depreciated.        The estimated useful life is reviewed annually by
                                                                          the management.
                          Schedule II to the Act prescribes the useful lives for
                        various class of assets. For certain class of assets,           Gains  or  losses  arising  from  the  retirement  or
                        based on technical evaluation and assessment,     disposal of an intangible asset are determined
                        Management believes that the useful lives         as the difference between the net disposal
                        adopted by it reflect the periods over which these   proceeds and the carrying amount of the asset
                        assets  are  expected  to  be  used.  Accordingly  for   and recognised as income or expense in the
                        those assets, the useful lives estimated by the   Standalone Statement of Profit and Loss.
                        management are different from those prescribed
                        in the Schedule. Management’s estimates of the      2.7     Capital work-in-progress (‘CWIP’) and
                        useful lives for various class of PPE are as given   intangible assets under development
                        below:                                              Projects  under  commissioning  and  other  CWIP/
                        Asset                      Useful life            intangible assets under development are carried
                        Salt Works, Water works, Reservoirs  1-30 years   at cost, comprising direct cost, related incidental
                        and Pans                                          expenses and attributable borrowing cost.
                        Plant and Machinery        1-60 years               Subsequent expenditures relating to property,
                        Traction Lines and Railway Sidings   15 years     plant and equipment are capitalised only when it is
                        Factory Buildings          5-60 years             probable that future economic benefit associated
                        Other Buildings            5-60 years             with these will flow to the Company and the cost
                        Furniture and Fittings and Office  1-10 years     of the item can be measured reliably.
                        Equipment (including Computers
                        and Data Processing Equipment)                      Advances given to acquire property, plant and
                        Vehicles                   4-10 years             equipment are recorded as non-current assets and
                                                                          subsequently transferred to CWIP on acquisition of
                        useful lives and residual values of assets are    related assets.
                        reviewed at the end of each reporting period.
                                                                     2.8   Investment property
                          Losses arising from the retirement of, and gains or           Investment properties are land and buildings that
                        losses arising from disposal/adjustments of PPE   are held for long term lease rental yields and/ or
                        are recognised in the Standalone Statement of     for capital appreciation. Investment properties are
                        Profit and Loss.                                  initially recognised at cost including transaction
                                                                          costs.  Subsequently  investment  properties
                  2.6   Intangible assets                                 comprising buildings are carried at cost less
                          Intangible assets comprise software licenses and   accumulated depreciation and accumulated
                        rights to use railway wagon.                      impairment losses, if any.


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