Companies Act 2013, Schedule II depreciation
Depreciation over the useful lives indicated in Schedule II (or a different life the company justifies and discloses), with residual value, pro-rata for additions and disposals, and disclosure of method.
Useful lives and residual values are set per asset class once; SLM or WDV computed monthly; additions and disposals pro-rated automatically; a Schedule II-wise depreciation statement exports to Excel.