In a signing ceremony on 25 September 2017, the current Multinational Multi-Role Tanker Transport Fleet (MMF) contract was amended to include both Germany and Norway as participants to the MMF project along with the Netherlands and Luxembourg.
On 16 February 2017, the Defence Ministers of Belgium, Germany and Norway signed a Declaration of Intent to join the European Multinational MRTT Fleet (MMF) of Airbus 330-200 transport and tanker aircraft, created by the Netherlands and Luxembourg.