The service involves the monthly calculation and recording of depreciation write-offs on fixed assets and intangible assets, in accordance with applicable tax and accounting regulations. Scope: verification and updating of the fixed-asset register; determination of the initial value, depreciation method, and rate in line with tax regulations; calculation of monthly depreciation write-offs for accounting and/or tax purposes; preparation of the depreciation statement for a given month; ongoing checking of the correctness of calculations and their consistency with the depreciation plan; accounting for changes in the fixed assets (purchases, sales, disposals, upgrades).