1, the minimum life of buildings is 20 years, and the corresponding residual rate is generally 5%;
2. The minimum service life of aircraft, trains, ships, machines, machinery and other production equipment is 10 year;
3. The minimum service life of appliances, tools and furniture related to production and business activities is 5 years;
4. The minimum service life of vehicles other than airplanes, trains and ships is 4 years; The minimum age of electronic equipment is 3 years.
Classification of fixed assets:
1, according to the classification of economic use, fixed assets can be divided into production equipment, buildings, means of transport and other facilities;
2. According to different industries, fixed assets can be divided into industrial fixed assets, agricultural fixed assets and commercial fixed assets.
3, according to the form of assets, fixed assets can be divided into tangible fixed assets and intangible fixed assets;
4, according to the use of assets, fixed assets are divided into in-use fixed assets and idle fixed assets;
5. According to the ownership of assets, fixed assets can be divided into state-owned fixed assets, collective fixed assets and private fixed assets.
To sum up, the normal range of depreciation rate of fixed assets varies with asset types. The minimum depreciation period of buildings and structures is 20 years, and the salvage value rate is usually 5%, while the minimum depreciation period of large vehicles and production equipment such as airplanes, trains and ships is 65,438+00 years, and the minimum depreciation period of small appliances, tools and furniture related to production and operation is 5 years. Other means of transportation except airplanes, trains and ships are 4 years, and electronic equipment is 3 years.
Legal basis:
Regulations of People's Republic of China (PRC) Municipality on the Implementation of Enterprise Income Tax Law
Article 59
Deduction of depreciation of fixed assets calculated by the straight-line method is allowed. 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.
Article 60
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) 20 years for houses and buildings; (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.