Ratifications
The Convention was signed in Strasbourg on 9 September 1996.
It came into force on 1st November 2009.
| Contracting States | Depositing of the instruments for ratifying, accepting or approving the Convention | Depositing of the instrument for ratifying, accepting or approving the first amendment to the Convention (gaseous residues) |
| GERMANY | 10 March 2004 | 9 February 2021 |
| BELGIUM | 22 September 2009 | 25 August 2022 |
| FRANCE | 15 September 2005 | 7 June 2023 |
| LUXEMBOURG | 14 May 2002 | 7 February 2020 |
| NETHERLANDS | 10 July 2000 | 3 July 2020 |
| SWITZERLAND | 16 July 1998 | 23 April 2024 |
Legal bases
The Contracting Parties transposed the Convention into their national law by means of the following legal instruments: