An internal audit follows the evidence.
An energy management system may appear well organised on paper and still fail to influence real operating decisions. Internal Auditor training explores how to test that connection. The auditor learns to move between planned arrangements, energy records and site activities, using interviews, observation and documents to determine whether the system works as intended.
The audit trail may begin with a significant energy use such as a chilled-water system, process furnace or compressed-air network. A reviewer could then consider how it was selected, what its baseline and indicators mean, who controls it and whether planned actions were checked for effectiveness.
The course is designed to build disciplined evaluation rather than fault-finding. Well-written conclusions depend on relevant criteria, a representative sample and an accurate account of the evidence available.