The National Archives Catalog

Release Date Qualifier

Mandatory Repeatable Data Type Authority Level Available A/V Only Public Element
No No Variable Character Length (8) Date Qualifier List Item Yes Yes



The means for indicating an uncertain or approximate release date.


Purpose: Alerts users to uncertain or approximate release dates.


Relationship: This element is dependent on Release Date. To have Release Date Qualifier, Release Date must be created. Release Date is repeatable. One Release Date Qualifier can be specified for each Release Date.



Choose the appropriate term from the Date Qualifier Authority List.

Use "?" if uncertainty exists regarding the date.

Use "ca." if the date is approximate.

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