35
Operation of a business for others, namely municipal, industrial, and commercial water and waste water treatment systems and sludge and waste incineration and waste disposal facilities; procurement services, namely purchasing of municipal, industrial and commercial water and waste water treatment systems and sludge and waste incineration and waste disposal facilities for others; operation and acquisition of power plants for others; business management of sewerage systems, treatment systems and water billing systems for others, consultation related to the foregoing
37
Engineering and construction services, namely design, engineering, construction, development and maintenance of municipal, industrial and commercial water and waste water treatment systems, sludge and waste incineration and waste disposal facilities and power plants
39
Public utilities in the nature of supplying water and water distribution and distribution of treated water, power and steam; utility services in the nature of electricity distribution; utility services namely transmission of electricity, operation of pipelines; utility services in the nature of municipal, industrial and commercial water and waste water treatment systems and sludge and waste incineration and waste disposal facilities
40
Generation of electricity, generation of power, water treatment services
42
Architectural design of municipal, industrial and commercial water and waste water treatment systems and sludge and waste incineration and waste disposal facilities, power plants and waste incineration; consultation related to engineering construction services, namely municipal, industrial and commercial water and waste water treatment systems, sludge and waste incineration and waste disposal facilities and power plants; consultation related to public utilities in the nature of supplying water and water distribution and distribution of treated water, power and steam; consultation related to generation of electricity, generation of power, and municipal, industrial and commercial water and waste water treatment services