<ccv:RequirementGroup>
<cbc:ID schemeAgencyID="EU-COM-GROW" schemeVersionID="1.0">e9aa7763-c167-4352-8060-1a3d7d3e2662</cbc:ID>
<!-- Requirement with identifier 'a18b2c98-8552-45ca-9751-d4c94c05847a'. -->
</ccv:RequirementGroup>
Attribute 'pi' MUST NOT be provided.
ccv:RequirementGroup[cbc:ID[text() = 'e9aa7763-c167-4352-8060-1a3d7d3e2662']]
not(@pi)
RequirementGroup
element with id 'e9aa7763-c167-4352-8060-1a3d7d3e2662'<ccv:RequirementGroup>
<cbc:ID schemeAgencyID="EU-COM-GROW" schemeVersionID="1.0">e9aa7763-c167-4352-8060-1a3d7d3e2662</cbc:ID>
<!-- Requirement with identifier 'a18b2c98-8552-45ca-9751-d4c94c05847a'. -->
</ccv:RequirementGroup>