| Classification of Products (CZ-CPA_2025) - level 1 - Section | 
                    D | 
                    Electricity, gas, steam and air conditioning supply | 
                  
                
                  
                    | Classification of Products (CZ-CPA_2025) - level 3 - Group | 
                    351 | 
                    Electric power generation, transmission and distribution services | 
                  
                
                  
                    | Classification of Products (CZ-CPA_2025) - level 3 - Group | 
                    352 | 
                    Manufactured gas; distribution services of gaseous fuels through mains | 
                  
                
                  
                    | Classification of Products (CZ-CPA_2025) - level 3 - Group | 
                    353 | 
                    Steam and air conditioning supply services | 
                  
                
                  
                    | Classification of Products (CZ-CPA_2025) - level 3 - Group | 
                    354 | 
                    Services of brokers and agents for electric power and natural gas |