MediumCOI-PNC-MISSINGPrimary and non-contributory not shown
Primary and non-contributory wording is required by the subcontract and is not shown
If the subcontractor's policy is not primary, both carriers share the loss and the owner's policy is drawn into a claim it was meant to sit behind.
Remedy Require primary and non-contributory wording on the endorsement, referencing the subcontract.
observed not shownrequired requiredsource coi_gl_9_68.pdf p.2