What does this mean in plain English?
> Commission officials have been told to ensure their visa is in their diplomatic laissez-passez rather than national ones.
They are asked to have the visa linked (and attached) to their diplomatic document, instead of their personal passport.
> European Union laissez-passer: Travel document issued to civil servants and members of the institutions of the European Union
> A European Union laissez-passer is a travel document issued to civil servants and members of the institutions of the European Union. It is proof of privileges and immunities the holders enjoy.