Xperia L new firmware certified with build 15.3.A.1.12 – could it be Android 4.3?

Xperia L new firmware certified with build 15.3.A.1.12 – could it be Android 4.3?

http://www.ptcrb.com/vendor/complete/view_complete_request_guest.cfm?modelid=22825

http://www.ptcrb.com/vendor/complete/view_complete_request_guest.cfm?modelid=22826

http://www.xperiablog.net/2013/12/23/xperia-l-android-4-3-firmware-certified-with-build-15-3-a-1-12/