What will be the ruling in the case of the mass damper situation?

Answer 1

Look at this :
http://www.grandprix.com/ns/ns17309.html
I think Renault will give it up. Better not to run than to run and be disqualified later. You only have to win the championship by one point ( or half point if they don't have a full length race).

Answer 2

I think it will be a win-win situation for both parties - Renault probably will be given new specs to adhear when using it