| Taxing energy use             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Canada             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | Long-Term Strategy under the Paris Agreement             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Japan             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | Regulation ЕАEU 048/2019 on requirements for energy efficiency of energy-consuming devices             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Kazakhstan             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | Ultra Low Emission Zone (ULEZ) London             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        United Kingdom             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | Metropolitan Low Emission Zone (Zone à faibles émissions métropolitaine)             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        France             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | Innovation Fund             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        European Union             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | Energy efficiency labelling             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Republic of Korea             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | Low Emissions Zone Barcelona             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Spain             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | Law no 0875 on Principles of Monitoring, Reporting and Verification of GHG Emissions             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Ukraine             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | Joint resolution 1/2019 on the National Action Plan on Agriculture and Climate Change             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Argentina             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | Smart services for efficient energy consumption - including smart meters             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Singapore             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | Roadmap of Sustainable and Holistic Approach to National Energy Efficiency (ROSHANEE)             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        India             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | Decrees 476/2019 and 548/2019 on renewable energies             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Argentina             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | Environment Innovation Programme             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Germany             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | Alberta Technology Innovation and Emissions Reduction             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Canada             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | Kigali Amendment on HFCs             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Jordan             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | Highway Motor Fuel Tax (HMFT)             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        United States of America             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | My Electricity Program             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Poland             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | Rajasthan Solar Energy Policy             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        India             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | Kigali Amendment on HFCs             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Viet Nam             | 
                                                                                                        2019             |