ONIX Code Lists Issue 36, January 2017
List 155: Content date role

Value Description Notes

01 Publication date Nominal date of publication (of the content item or supporting resource)
04 Broadcast date Date when a TV or radio program was / will be broadcast
14 From date Date from which a content item or supporting resource may be referenced or used. The content is embargoed until this date
15 Until date Date until which a content item or supporting resource may be referenced or used
17 Last updated Date when a resource was last changed or updated
24 From… until date Combines From date and Until date to define a period (both dates are inclusive). Use with for example dateformat 06
27 Available from Date from which a supporting resource is available for download. Note that this date also implies that it can be immediately displayed to the intended audience, unless a From date (code 14) is also supplied and is later than the Available from date
28 Available until Date until which a supporting resource is available for download. Note that this date does not imply it must be removed from display to the intended audience on this date – for this, use Until date (code 15)