Every content item in this list is tagged with all the required labels:

• 2014-05-16
• 2015-04-29
• adopted
• awaiting-esco-approval
• conventions
• extension
• hdf-eos
• identifier
• iso19115
• php
• time

To add a label to the list of required labels, choose '+ labelname' from Related Labels.
To remove a label from the required labels, choose '- labelname' from above.