If either side refuses, a 30-day cooling-off period will begin.

It was reported that both sides in the court case refused to talk about developments.

He said the impasse had been made worse by the fact that the sides refused to communicate with each other.

Either side might refuse the trade, but that is the nature of trade.

But there is nothing we can do if the other side refuses to participate in good faith.

Both sides have refused to reveal any details of their discussions.

Through most of the day both sides refused to confirm that talks were taking place.

The opposing side, if they wish, may refuse to take two serves.

"What, precisely, should we do if either side refuses to stand down?"

The other side has refused to talk about the embargo.