01 October 2015. The Open Geospatial Consortium (OGC®) announces that the OGC membership has approved the OGC KML 2.3 Standard.
19 December 2014 – The membership of the Open Geospatial Consortium (OGC®) seeks public comment on the candidate OGC KML 2.3 Standard.
7 November 2014. The Open Geospatial Consortium (OGC®) has announced that the OGC Members approved the KML 2.2 validator as part of the officialOGC Compliance Testing Facility. The validator tests whether implementations are correctly publishing KML data. The validator tests KML and KMZ files, located locally or available via a URL.