1991 European Energy Charter

• signed on 6 April 1995

1994 Energy Charter Treaty

• signed on 14 June 1995 
• ratified on 10 January 2001
• deposited on 17 May 2001
• entered into force on 16 August 2001

1994 Protocol on Energy Efficiency and Related Environmental Aspects

• signed on 14 June 1995 
• ratified on 10 January 2001
• deposited on 17 May 2001
• entered into force on 16 August 2001

1998 Amendment to the Trade related provisions of the Energy Charter Treaty

• provisional application

2015 International Energy Charter

• signed on 1 March 2016