Final test and balancing of HVAC systems must be complete and controls must be functional prior to flush-out or IAQ testing. Other commissioning tasks can occur during the flush-out or testing if they do not introduce additional contaminants into the building.
Do you know which LEED credits have the most LEED Interpretations and addenda, and which have none? The Missing Manual does. Check here first to see where you need to update yourself, and share the link with your team.