| Decree-Law 9 August 2022, n. 115             | 
                                                                                                        
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                                                                                                        Italy             | 
                                                                                                        2022             | 
                  
              
                                                                                                        | Kigali Amendment on HFCs             | 
                                                                                                        
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                                                                                                        Italy             | 
                                                                                                        2022             | 
                  
              
                                                                                                        | Increased budget for fund to support green transition (FSC 2021-2027)             | 
                                                                                                        
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                                                                                                        Italy             | 
                                                                                                        2022             | 
                  
              
                                                                                                        | Legistlative Decree 8 November 2021             | 
                                                                                                        
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                                                                                                        Italy             | 
                                                                                                        2021             | 
                  
              
                                                                                                        | National Plan for Resilience and Recovery             | 
                                                                                                        
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                                                                                                        Italy             | 
                                                                                                        2021             | 
                  
              
                                                                                                        | Legislative Decree 9 June 2020, n. 47             | 
                                                                                                        
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                                                                                                        Italy             | 
                                                                                                        2020             | 
                  
              
                                                                                                        | LAW 28 February 2020, n. 8             | 
                                                                                                        
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                                                                                                        Italy             | 
                                                                                                        2020             | 
                  
              
                                                                                                        | Legislative Decree 73 - Implementation of of the directive (EU) 2018/2002 on Energy Efficiency             | 
                                                                                                        
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             | 
                                                                                                        Italy             | 
                                                                                                        2020             | 
                  
              
                                                                                                        | Decree Law n. 34/2020 - Tax deduction for energy efficiency improvements (Superbonus 110)             | 
                                                                                                        
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             | 
                                                                                                        Italy             | 
                                                                                                        2020             | 
                  
              
                                                                                                        | Resolution CIPE number 7 - Energy income measures             | 
                                                                                                        
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             | 
                                                                                                        Italy             | 
                                                                                                        2020             | 
                  
              
                                                                                                        | Incentive mechanism for renewable energy plants             | 
                                                                                                        
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             | 
                                                                                                        Italy             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | Taxing energy use             | 
                                                                                                        
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             | 
                                                                                                        Italy             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | Decree 20 March 2019 - Financial incentive for acquisition of low carbon or electric vehicles 'Ecobonus'             | 
                                                                                                        
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             | 
                                                                                                        Italy             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | Integrated National Energy and Climate Plan             | 
                                                                                                        
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             | 
                                                                                                        Italy             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | Decree Law 162/19 art. 42bis - Legal scheme applicable to self-consumption of renewable energy             | 
                                                                                                        
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             | 
                                                                                                        Italy             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | Law No. 37/ May 2019             | 
                                                                                                        
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             | 
                                                                                                        Italy             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | RES Decree 2019             | 
                                                                                                        
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             | 
                                                                                                        Italy             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | Ministerial Decree July 4th 2019             | 
                                                                                                        
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             | 
                                                                                                        Italy             | 
                                                                                                        2019             | 
                  
              
                                                                                                        | Promotion of the use of biomethane and other advanced biofuels             | 
                                                                                                        
             | 
                                                                                                        
             | 
                                                                                                        Italy             | 
                                                                                                        2018             | 
                  
              
                                                                                                        | National Energy Strategy             | 
                                                                                                        
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             | 
                                                                                                        Italy             | 
                                                                                                        2017             |