1

Cement

2

Cigarettes

3

Electric, Mech. & general engineering products

4

Iron and Steel

5

Paper

6

Textiles

6A

Jute

7

Edible oils and fats

8

Sugar

9

Rubber and rubber products

10

Electricity

11

Tea

12

Printing

13

Stoneware pipes

14

Sanitary wares

15

Electrical Porcelain Insulators

16

Refractories

17

Tiles

18

Matches

19

Glass

20

Heavy and fine chemicals

21

Indigo

22

Lac including shellac

23

Non-edible vegetable and  animal oils and fats

24

Newspaper estts.

25

Mineral oil

26

Tea plantations

27

Coffee plantations

28

Rubber plantations

29

Cardamom plantations

30

Pepper plantations

31+

Mixed plantations

32

Iron ore mines

33

Manganese mines

34

Limestone mines

35

Gold mines

36

Industrial and Power alcohol

37

Asbestos cement sheets

38

Coffee curing Estts.

39

Biscuit making industry

40

Road motor transport estts.

41

Mica industries

42

Mica mines

43

Plywood

44

Automobile repair and servicing

45

Rice milling

46

Dal milling

47

Flour milling

48

Starch

49

Hotels

50

Restaurants

51

Storage, transport or distribution  of petroleum or natural gas

52

Petroleum or natural gas exploration etc.

53

Petroleum or natural gas refining

54

Cinemas (including preview theaters)

55

Film production

56

Film studios

57

Distribution concerns dealing with exposed films

58

Film processing laboratories

59

Leather and leather products

60

Stone-ware  jars

61

Crockery

62

Cane farm

63

Trading and commercial estts.

64

Fruit and vegetable preservation

65

Cashewnut

66

Processing or treatment of Wood products

67

Saw mills

68

Wood seasoning kilns

69

Wood preservation plants

70

Wood workshops

71

Bauxite mines

72

Confectionery

73

Laundry and laundry services

74

Buttons

75

Brushes

76

Plastic and plastic products

77

Stationary products

78

Theatres

79

Societies, clubs or associations

80

Entertainment companies

81

Canteens

82

Aerated water, soft drinks or carbonated water

83

Distilling and rectifying of spirits

84

Paints and varnish

85

Bone crushing

86

Pickers

87

China clay mines

88

Attorneys as defined in the Advocates Act, 1965

89

Chartered Accountants

90

Cost and works accountants within the meaning of the cost

91

Engineering and engineering contractors

92

Architects

93

Medical specialists

94

Milk and milk products

95

Travel agencies

96

Forwarding agencies

97

Non-ferrous metals and alloys in the form of ingots

98

Bread

99

Steaming, redrying, handling, sorting, grading or packing of

100

Agarbatte (including dhoop and dhoop batte)

101

Magnesite mines

102

Coir (excluding the spinning sector)

103

Stone quarries

104

Bank

105

Tobacco industry

106

Paper products

107

Licensed salt

108

Linoleum

109

Indoleum

110

Explosives

111

Jute baling or pressing

112

Fire-works and percussion cap works

113

Tent making

114

Barytes mines

115

Dolomite mines

116

Fireclay mines

117

Gypsum mines

118

Kyanite mines

119

Silliminite mines

120

Steatite mines

121

Cinchona plantations

122

Ferro-manganese

123

Ice and ice-cream

124

Diamond mines

125

General insurance business

126

Establishments rendering expert services

127

Factories engaged in winding of thread and yarn reeling

128

Railway booking agencies

129

Cotton ginning, baling and pressing

130

Every mess not being a military mess

131

Katha making

132

Hospitals

133

Beer manufacturing

134

Sorting, cleaning and testing of cotton  waste

135

Societies, clubs and  associations

136

Garment making factories

137

Agricultural farms

138

Soapstone mines

139

Apatite mines

140

Asbestos mines

141

Calcite mines

142

Ball-clay mines

143

Corundum mines

144

Emerald mines

145

Feldspar mines

146

Silica (sand mines)

147

Quartz mines

148

Ochre mines

149

Chromite mines

150

Graphite mines

151

Flourite mines

152

Glue and gelatine

153

Stone quarries

154

Fish processing

155

Manufacture of beedi

156

Financing estts. other than banks

157

Lignite mines

158

Ferro chrome

159

Diamond cutting

160

Quarsite mines

161

Inland water transport establishments

162

Building and construction

163

Manufacture of  myrobalan

164

Brick

165

Stevedoring, loading and unloading of ships

166

Engaged in poultry farming

167

Cattle feed industry

168

Any university

169

Any college

170

Any school

171

Any scientific institution

172

Research Institute

173

Knowledge or training institution

174

Asbestos industries

175

Iron ore pellets

176

Guar gum factories

177

Marble mines

178

Diamond saw mills

179

Courier Service

180

Aircraft or aircraft liaison

181

Cleaning and sweeping

+ The description of code No 31  during 2006 may be seen at code no 30A for the year 2005. Likewise subsequent codes may also be read accordingly.