Group |
Class |
Sub - Class |
Description |
401 |
4010 |
|
Production , collection and distribution of electricity |
|
|
40101 |
Generation and transmission of electricity: hydro-electric power plants |
|
|
40102 |
Generation and transmission of electricity: coal based thermal power plant |
|
|
40103 |
Generation and transmission of electricity: oil-based thermal power plants |
|
|
40104 |
Generation and transmission of electricity: atomic reactor power plants |
|
|
40105 |
Generation and transmission of electricity: other power plants using conventional fuels (e.g. gas based) |
|
|
40106 |
Generation of solar energy |
|
|
40107 |
Generation and distribution of bio-gas energy |
|
|
40108 |
Generation of electricity from other non-conventional sources. |
|
|
40109 |
Collection and distribution of electric energy to households, industrial, commercial and other users n.e.c. |
402 |
4020 |
40200 |
Manufacture of gas; distribution of gaseous fuels through mains |
403 |
4030 |
40300 |
Steam and hot water supply |