hvis den ansvarlige for et atomanlæg har erstatningsansvar i kraft af national lovgivning om erstatningsansvaret for sådanne skader, forudsat at denne lovgivning i enhver henseende er lige så fordelagtig for skadelidte som Paris-konventionen eller Wien-konventionen eller gældende ændringer eller protokoller til dem.
if the operator of a nuclear installation is liable for such damage by virtue of a national law governing the liability for such damage, provided that such law is in all respects as favourable to persons who may suffer damage as either the Paris or the Vienna Conventions or any amendment or Protocol thereto which is in force.