John Kerry actually said...

If we walk away from what was agreed in Vienna, we will be walking away from every one of the restrictions we have negotiated.

The IAEA can request access to any suspicious location with 24 hours' notice under the Additional Protocol, which Iran, again, will implemen...

This agreement stops them, and it arrests their movement, and it will freeze that program for 10 to 15 years into the future.

I think the Iranians will test the inspections regime, because that is what they have done in the past.