According to the relevant provisions of the Regulations for the Implementation of the Enterprise Income Tax Law of People's Republic of China (PRC), unless otherwise stipulated by the competent departments of finance and taxation of the State Council, the minimum period for calculating the depreciation of fixed assets is as follows:
1, houses and buildings, 20 years;
2. Aircraft, trains, ships, machines, machinery and other production equipment, 10 year;
3. Appliances, tools and furniture related to production and business activities, 5 years;
4, aircraft, trains, ships and other means of transportation, for 4 years;
5, electronic equipment, for 3 years.
The depreciation method of fixed assets refers to the specific calculation method used when allocating the total amount of depreciation payable in each use period of fixed assets. Details are as follows:
1, life average method, which is characterized by evenly allocating the accrued depreciation of fixed assets to the expected service life of fixed assets, and the depreciation calculated by this method is equal in each period;
2. Workload method, that is, calculate the depreciation amount of each period according to the actual workload;
3, double declining balance method, generally should be within two years before the expiration of the service life of fixed assets, the book value of fixed assets after deducting the expected net salvage value, the average amortization;
4. The sum of years method refers to the original price of fixed assets minus the estimated net salvage value and multiplied by a decreasing fraction to calculate the annual depreciation.
Legal basis:
Regulations of People's Republic of China (PRC) Municipality on the Implementation of Enterprise Income Tax Law
Article 60 Unless otherwise stipulated by the competent departments of finance and taxation of the State Council, the minimum depreciation period of fixed assets is as follows:
(a) houses and buildings, for 20 years;
(2) Aircraft, trains, ships, machines, machinery and other production equipment, 10 year;
(3) Appliances, tools and furniture. 5 years related to production and business activities;
(4) Four years for vehicles other than airplanes, trains and ships;
(five) electronic equipment, for 3 years. Article 59 The depreciation of fixed assets calculated by the straight-line method is allowed to be deducted.
The enterprise shall calculate the depreciation from the next month when the fixed assets are put into use; Depreciation of fixed assets that have ceased to be used shall stop from the next month of the month of cessation of use.
An enterprise shall, according to the nature and use of fixed assets, reasonably determine the estimated net salvage value of fixed assets. Once the estimated net residual value of fixed assets is determined, it shall not be changed.