An audit team leader arrives at a steel fabrication organisation that manufactures fire escape stairs to carry out a Stage 2 certification audit. At a meeting with the EMS Manager, she is told that they have won their biggest contract from a construction organisation to manufacture and install fire escape stairs. They appointed a subcontractor to perform the installation work. The EMS Manager wants the ISO 14001 audit extended to cover the installation site.

Select which one of the options is the correct response by the auditor.