# FX-SCH-A-000316

Source: https://xmlvalid.com/rules/FX-SCH-A-000316

> Element 'ram:CompleteDateTime' must occur exactly 1 times.

- Level: error
- Rule sets: Factur-X EXTENDED rules 1.09.2
- Context: `/rsm:CrossIndustryInvoice/rsm:ExchangedDocument/ram:EffectiveSpecifiedPeriod`
- Test: `count(ram:CompleteDateTime)=1`

Validate a document against these rules: https://xmlvalid.com/validate