| Nature of assets |
Useful Life |
| I. Buildings [NESD] |
|
| (a) Buildings (other than factory buildings) RCC Frame Structure |
60 Years |
| (b) Buildings (other than factory buildings) other than RCC Frame Structure |
30 Years |
| (c) Factory buildings |
30 Year |
| (d) Fences, wells, tube wells |
5 Years |
| (e) Others (including temporary structure, etc.) |
3 Years |
| II. Bridges, culverts, bunders, etc. [NESD] |
30 Years |
| III. Roads [NESD] |
|
| (a) Carpeted roads |
|
| (i) Carpeted Roads-RCC |
10 Years |
| (ii) Carpeted Roads-other than RCC |
5 Years |
| (b) Non-carpeted roads |
3 Years |
| IV. Plant and Machinery |
|
| (i) General rate applicable to plant and machinery not covered under special plant and machinery |
|
| (a) Plant and Machinery other than continuous process plant not covered under specific industries |
15 Years |
| 2[(b) continuous process plant for which no special rate has been prescribed under (ii) below [NESD]] |
25 Years |
| (ii) Special Plant and Machinery |
|
| (a) Plant and Machinery related to production and exhibition of Motion Picture Films |
|
| 1. Cinematograph films—Machinery used in the production and exhibition of cinematograph films, recording and reproducing equipments, developing machines, printing machines, editing machines, synchronizers and studio lights except bulbs |
13 Years |
| 2. Projecting equipment for exhibition of films |
13 Year |
| (b) Plant and Machinery used in glass manufacturing |
|
| 1. Plant and Machinery except direct fire glass melting furnaces — Recuperative and regenerative glass melting furnaces |
13 Years |
| 2. Plant and Machinery except direct fire glass melting furnaces — Moulds [NESD] |
8 Years |
| 3. Float Glass Melting Furnaces [NESD] |
10 Years |
| (c) Plant and Machinery used in mines and quarries—Portable underground machinery and earth moving machinery used in open cast mining [NESD] |
8 Years |
| (d) Plant and Machinery used in Telecommunications [NESD] |
|
| 1. Towers |
18 Years |
| 2. Telecom transceivers, switching centres, transmission and other network equipment |
13 Years |
| 3. Telecom—Ducts, Cables and optical fibre |
18 Years |
| 4. Satellites |
18 Years |
| (e) Plant and Machinery used in exploration, production and refining oil and gas [NESD] |
|
| 1. Refineries |
25 Years |
| 2. Oil and gas assets (including wells), processing plant and facilities |
25 Years |
| 3. Petrochemical Plant |
25 Years |
| 4. Storage tanks and related equipment |
25 Years |
| 5. Pipelines |
30 Years |
| 6. Drilling Rig |
30 Years |
| 7. Field operations (above ground) Portable boilers, drilling tools, well-head tanks, etc. |
8 Years |
| 8. Loggers |
8 Years |
| (f) Plant and Machinery used in generation, transmission and distribution of power [NESD] |
|
| 1. Thermal/ Gas/ Combined Cycle Power Generation Plant |
40 Years |
| 2. Hydro Power Generation Plant |
40 Years |
| 3. Nuclear Power Generation Plant |
40 Years |
| 4. Transmission lines, cables and other network assets |
40 Years |
| 5. Wind Power Generation Plant |
22 Years |
| 6. Electric Distribution Plant |
35 Years |
| 7. Gas Storage and Distribution Plant |
30 Years |
| 8. Water Distribution Plant including pipelines |
30 Years |
| (g) Plant and Machinery used in manufacture of steel |
|
| 1. Sinter Plant |
20 Years |
| 2. Blast Furnace |
20 Years |
| 3. Coke ovens |
20 Years |
| 4. Rolling mill in steel plant |
20 Years |
| 5. Basic oxygen Furnace Converter |
25 Years |
| (h) Plant and Machinery used in manufacture of non-ferrous metals |
|
| 1. Metal pot line [NESD] |
40 Years |
| 2. Bauxite crushing and grinding section [NESD] |
40 Years |
| 3. Digester Section [NESD] |
40 Years |
| 4. Turbine [NESD] |
40 Years |
| 5. Equipments for Calcination [NESD] |
40 Years |
| 6. Copper Smelter [NESD] |
40 Years |
| 7. Roll Grinder |
40 Years |
| 8. Soaking Pit |
30 Years |
| 9. Annealing Furnace |
30 Years |
| 10. Rolling Mills |
30 Years |
| 11. Equipments for Scalping, Slitting , etc. [NESD] |
30 Years |
| 12. Surface Miner, Ripper Dozer, etc., used in mines |
25 Years |
| 13. Copper refining plant [NESD] |
25 Years |
| (i) Plant and Machinery used in medical and surgical operations [NESD] |
|
| 1. Electrical Machinery, X-ray and electrotherapeutic apparatus and accessories thereto, medical, diagnostic equipments, namely, Cat-scan, Ultrasound Machines, ECG Monitors, etc. |
13 Years |
| 2. Other Equipments |
15 Years |
| (j) Plant and Machinery used in manufacture of pharmaceuticals and chemicals [NESD] |
|
| 1. Reactors |
20 Years |
| 2. Distillation Columns |
20 Years |
| 3. Drying equipments/Centrifuges and Decanters |
20 Years |
| 4. Vessel/storage tanks |
20 Years |
| (k) Plant and Machinery used in civil construction |
|
| 1. Concreting, Crushing, Piling Equipments and Road Making Equipments |
12 Years |
| 2. Heavy Lift Equipments— |
|
| Cranes with capacity of more than 100 tons |
20 Years |
| Cranes with capacity of less than 100 tons |
15 Years |
| 3. Transmission line, Tunneling Equipments [NESD] |
10 Years |
| 4. Earth-moving equipments |
9 Years |
| 5. Others including Material Handling /Pipeline/Welding Equipments [NESD] |
12 Years |
| (l) Plant and Machinery used in salt works [NESD] |
15 Years |
| V. Furniture and fittings [NESD] |
|
| (i) General furniture and fittings |
10 Years |
| (ii) Furniture and fittings used in hotels, restaurants and boarding houses, schools, colleges and other educational institutions, libraries; welfare centres; meeting halls, cinema houses; theatres and circuses; and furniture and fittings let out on hire for use on the occasion of marriages and similar functions. |
8 Years |
| VI. Motor Vehicles [NESD] |
|
| 1. Motor cycles, scooters and other mopeds |
10 Years |
| 2. Motor buses, motor lorries, motor cars and motor taxies used in a business of running them on hire |
6 Years |
| 3. Motor buses, motor lorries and motor cars other than those used in a business of running them on hire |
8 Years |
| 4. Motor tractors, harvesting combines and heavy vehicles |
8 Years |
| 5. Electrically operated vehicles including battery powered or fuel cell powered vehicles |
8 Years |
| VII. Ships [NESD] |
|
| 1. Ocean-going ships |
|
| (i) Bulk Carriers and liner vessels |
25 Years |
| (ii) Crude tankers, product carriers and easy chemical carriers with or without conventional tank coatings. |
20 Years |
| (iii) Chemicals and Acid Carriers: |
|
| (a) With Stainless steel tanks |
25 Years |
| (b) With other tanks |
20 Years |
| (iv) Liquified gas carriers |
30 Years |
| (v) Conventional large passenger vessels which are used for cruise purpose also |
30 Years |
| (vi) Coastal service ships of all categories |
30 Years |
| (vii) Offshore supply and support vessels |
20 Years |
| (viii) Catamarans and other high speed passenger for ships or boats |
20 Years |
| (ix) Drill ships |
25 Years |
| (x) Hovercrafts |
15 Years |
| (xi) Fishing vessels with wooden hull |
10 Years |
| (xii) Dredgers, tugs, barges, survey launches and other similar ships used mainly for dredging purposes |
14 Years |
| 2. Vessels ordinarily operating on inland waters— |
|
| (i) Speed boats |
13 Years |
| (ii) Other vessels |
28 Years |
| VIII. Aircrafts or Helicopters [NESD] |
20 Years |
| IX. Railways sidings, locomotives, rolling stocks, tramways and railways used by concerns, excluding railway concerns [NESD] |
15 Years |
| X. Ropeway structures [NESD] |
15 Years |
| XI. Office equipment [NESD] |
5 Years |
| XII. Computers and data processing units [NESD] |
|
| (i) Servers and networks |
6 Years |
| (ii) End user devices, such as, desktops, laptops, etc. |
3 Years |
| XIII. Laboratory equipment [NESD] |
|
| (i) General laboratory equipment |
10 Yeras |
| (ii) Laboratory equipments used in educational institutions |
5 Years |
| XIV. Electrical Installations and Equipment [NESD] |
10 Years |
| XV. Hydraulic works, pipelines and sluices [NESD] |
15 Years |