IEEE 802.11y-2008 is an amendment to the IEEE 802.11-2007 standard that enables data transfer equipment to operate using the 802.11a protocol on a co-primary basis in the 3650 to 3700 MHz band except when near a grandfathered satellite earth station.[1] IEEE 802.11y is only being allowed as a licensed band. It was approved for publication by the IEEE on September 26, 2008.