Block

    Nature of Asset

Rate of

Depreciation

Building

Block-1

Residential building other than hotels and boarding houses

5

Block-2

Office, factory, godowns or building - not mainly residential purpose

10

Block-3

Temporary erections such as wooden structures

100

Block-4

Furniture

Furniture - Any furniture / fittings including electrical fittings

10

Plant and Machinery

Block-5

Any plant or machinery (not covered by block 6,7,8,9,10,11 or 12)

and motors cars (other than those used in a business of running

them on hire) acquired or put to use on or after April 1, 1990

15

Block-6

Ocean-going ships, vessels ordinary operating on inland waters

including speed boats

20

Block-7

Buses, lorries and taxies used in business of running them on hire,

machinery used in semi-conductor industry, moulds used in rubber

and plastic goods factories

30

Block-8

Aeroplanes, lifesaving medical equipment

40

Block-9

Containers made of glass or plastic used as refills, new commercial

vehicle which is acquired during Jan 1, 2009 and Sept 30, 2009 and is

put to use before Oct 1, 2009 for the purpose of business / profession

50

Block-10

Computers including computer software. Books (other than annual

publication) owned by a professional.

60

Block-11

Energy saving devices; renewal energy devices; rollers in flour mills,

sugar works and steel industry

80

Block-12

Air pollution control equipments; water pollution control equipments;

solid waste control equipments, recycling and resource recovery

systems; (being annual publications) owned by assessees

carrying on a profession or books (may or may not be annual

publications) carrying on business in running lending libraries

100

Block-13

Intangible Assets 

Intangible assets (acquired after march 31, 1998) - Know-how,

patents, copyrights, trademarks, licences, franchises and any other

business or commercial rights of similar nature

25