Table B-1. Table of Class Lives and Recovery Periods

Recovery Periods (in years)	
Asset class	Description of assets included	Class Life (in years)	GDS (MACRS)	ADS	
SPECIFIC DEPRECIABLE ASSETS USED IN ALL BUSINESS ACTIVITIES, EXCEPT AS NOTED:	
00.11	Office Furniture, Fixtures and Equipment: Includes furniture and fixtures that are not a structural component of a building. Includes such assets as desks, files, safes, and communications equipment. Does not include communications equipment that is included in other classes.	10	7	10	
00.12	Information Systems: Includes computers and their peripheral equipment used in administering normal business transactions and the maintenance of business records, their retrieval and analysis. Information systems are defined as:
1)	Computers: A computer is a programmable electronically activated device capable of accepting information, applying prescribed processes to the information, and supplying the results of these processes with or without human intervention. It usually consists of a central processing unit containing extensive storage, logic, arithmetic, and control capabilities. Excluded from this category are adding machines, electronic desk calculators, etc., and other equipment described in class 00.13.
2)	Peripheral equipment consists of the auxiliary machines which are designed to be placed under control of the central processing unit. Nonlimiting examples are: Card readers, card punches, magnetic tape feeds, high speed printers, optical character readers, tape cassettes, mass storage units, paper tape equipment, keypunches, data entry devices, teleprinters, terminals, tape drives, disc drives, disc files, disc packs, visual image projector tubes, card sorters, plotters, and collators. Peripheral equipment may be used on-line or off-line. Does not incude equipment that is an integral part of other capital equipment that is included in other classes of economic activity, i.e., computers used primarily for process or production control, switching, channeling, and automating distributive trades and services such as point of sale (POS) computer systems. Also, does not include equipment of a kind used primarily for amusement or entertainment of the user.	6	5	5	
00.13	Data Handling Equipment; except Computers: Includes only typewriters, calculators, adding and accounting machines, copiers, and duplicating equipment.	6	5	6	
00.21	Airplanes (airframes and engines), except those used in commercial or contract carrying of passengers or freight, and all helicopters (airframes and engines)	6	5	6	
00.22	Automobiles, Taxis	3	5	5	
00.23	Buses	9	5	9	
00.241	Light General Purpose Trucks: Includes trucks for use over the road (actual weight less than 13,000 pounds)	4	5	5	
00.242	Heavy General Purpose Trucks: Includes heavy general purpose trucks, concrete ready mix-trucks, and ore trucks, for use over the road (actual unloaded weight 13,000 pounds or more)	6	5	6	
00.25	Railroad Cars and Locomotives, except those owned by railroad transportation companies	15	7	15	
00.26	Tractor Units for Use Over-The-Road	4	3	4	
00.27	Trailers and Trailer-Mounted Containers	6	5	6	
00.28	Vessels, Barges, Tugs, and Similar Water Transportation Equipment, except those used in marine construction	18	10	18	
00.3	Land Improvements: Includes improvements directly to or added to land, whether such improvements are section 1245 property or section 1250 property, provided such improvements are depreciable. Examples of such assets might include sidewalks, roads, canals, waterways, drainage facilities, sewers (not including municipal sewers in Class 51), wharves and docks, bridges, fences, landscaping shrubbery, or radio and television transmitting towers. Does not include land improvements that are explicitly included in any other class, and buildings and structural components as defined in section 1.48-1(e) of the regulations. Excludes public utility initial clearing and grading land improvements as specified in Rev. Rul. 72-403,1972-2 C.B. 102.	20	15	20	
01.1	Agriculture: Includes machinery and equipment, grain bins, and fences but no other land improvements, that are used in the production of crops or plants, vines, and trees; livestock; the operation of farm dairies, nurseries, greenhouses, sod farms, mushroom cellars, cranberry bogs, apiaries, and fur farms; the performance of agriculture, animal husbandry, and horticultural services.	10	7	10	
01.11	Cotton Ginning Assets	12	7	12	
01.21	Cattle, Breeding or Dairy	7	5	7	
01.221	Any breeding or work horse that is 12 years old or less at the time it is placed in service**	10	7	10	
01.222	Any breeding or work horse that is more than 12 years old at the time it is placed in service**	10	3	10	
01.223	Any race horse that is more than 2 years old at the time it is placed in service**	*	3	12	
01.224	Any horse that is more than 12 years old at the time it is placed in service and that is neither a race horse nor a horse described in class 01.222**	*	3	12	
01.225	Any horse not described in classes 01.221, 01.222, 01.223, or 01.224	*	7	12	
01.23 	Hogs, Breeding	3	3	3	
01.24	Sheep and Goats, Breeding	5	5	5	
01.3	Farm buildings except structures included in Class 01.4	25	20	25	
01.4	Single purpose agricultural or horticultural structures (within the meaning of section 168(l)(13) of the Code)	15	10***	15	
10.0	Mining: Includes assets used in the mining and quarrying of metallic and nonmetallic minerals (1ncluding sand, gravel, stone and clay) and the milling, beneficiation and other primary preparation of such materials.	10	7	10	
13.0	Offshore Drilling: Includes assets used in offshore drilling for oil and gas such as floating, self-propelled and other drilling vessels, barges, platforms, and drilling equipment and support vessels such as tenders, barges, towboats and crewboats. Excludes oil and gas production assets.	7.5	5	7.5	
13.1	Drilling of Oil and Gas Wells: Includes assets used in the drilling of onshore oil and gas wells and the provision of geophysical and other exploration services; and the provision of such oil and gas field services as chemical treatment, plugging and abandoning of wells and cementing or perforating well casings. Does not include assets used in the performance of any of these activities and services by integrated petroleum and natural gas producers for their own account.	6	5	6	
15.0	Construction: Includes assets used in construction by general building, special trade, heavy and marine construction contractors, operative and investment builders, real estate subdividers and developers, and others except railroads.	6	5	6	
57.0	Distributive Trades and Services: Includes assets used in wholesale and retail trade, and personal and professional services. Includes section 1245 assets used in marketing petroleum and petroleum products.	9	5	9****	
57.1	Distributive Trades and Services——Billboard, Service Station Buildings and Petroleum Marketing Land Improvements: Includes section 1250 assets, including service station buildings and depreciable land improvements, whether section 1245 property or section 1250 property, used in the marketing of petroleum and petroleum products, but not including any of these facilities related to petroleum and natural gas trunk pipelines. Includes car wash buildings and related land improvements. Includes billboards, whether such assets are section 1245 property or section 1250 property. Excludes all other land improvements, buildings and structural components as defined in section 1.48-1(e) of the regulations. See Gas station convenience stores in chapter 3.	20	15	20	
79.0	Recreation: Includes assets used in the provision of entertainment services on payment of a fee or admission charge, as in the operation of bowling alleys, billiard and pool establishments, theaters, concert halls, and miniature golf courses. Does not include amusement and theme parks and assets which consist primarily of specialized land improvements or structures, such as golf courses, sports stadia, race tracks, ski slopes, and buildings which house the assets used in entertainment services.	10	7	10	
	Certain Property for Which Recovery Periods Assigned				
	A. Personal Property With No Class Life		7	12	
	Section 1245 Real Property With No Class Life		7	40	
*Property described in asset classes 01.223, 01.224, and 01.225 are assigned recovery periods but have no class lives.
**A horse 5 more than 2 (or 12) years old after the day that is 24 (or 144) months after its actual birthdate.
***7 if property was placed in service before 1989.
****Any high technology medical equipment as defined in section 168(i)(2)(C) which is described in asset guideline class 57.0 is assigned a 5-year recovery period for the alternate MACRS method.