
1991 European Energy Charter
- signed on 3 April 1992
1994 Energy Charter Treaty
- signed on 5 April 1995
- ratified on 29 July 1998
- deposited on 14 September 1998
- entered into force on 13 December 1998
1994 Protocol on Energy Efficiency and Related Environmental Aspects
- signed on 5 April 1995
- ratified on 29 July 1998
- deposited on 14 September 1998
- entered into force on 13 December 1998
1998 Amendment to the Trade related provisions of the Energy Charter Treaty
- ratified on 13 July 2001
- deposited on 1 May 2004
- entered into force on 21 January 2010
2015 International Energy Charter
- signed on 20 May 2015