But sales have shown some life lately, and most landlords are loath to invoke the clause for fear of spoiling future deals with producers.
NATO held an emergency meeting on Wednesday night and condemned the attack, but it did not suggest that it would invoke the clause in its charter that would require a collective response by NATO allies to the conflagration between Syria and Turkey.
Anadarko, one of the oil companies affected by the moratorium, said on Thursday that it had notified three of its drilling companies — Noble, Transocean and Diamond Offshore Drilling — of its plan to invoke the clause.
However, in a majority opinion that infuriated conservative critics of the president, the supreme court simultaneously endorsed a broad interpretation of the circumstances in which a president can invoke the clause to appoint government officials without consulting the Senate.
If Selig did invoke the clause, it would most likely result in a legal battle over its meaning, legal experts say, based on the historical context and whether it pertains only to gambling, or to all matters potentially detrimental to the game.
For those unaware of arcane Canadian Constitutional clauses, the notwithstanding clause allows the federal or a provincial government to override a court decision, in the event that they can get a majority of parliament to vote to invoke the clause.
Upon learning of the trade, Smith's initial reaction was to invoke the clause and stay in San Diego, but he was still interested to hear what the Cardinals had to say.
Mr. Dallara flew to Athens in mid-November to tell the government that invoking the clauses would be disastrous for Greece and the euro zone.
When we've invoked the clause we're committed to leave within two years.
