Document from the UK CAA answers some queries placed on this thread. Procedural information on how how ATC will respond is informative and worth knowing
CAA ( UK) Safety Notice 20120 11 Low Fuel Holding procedures and Associated Radio Telephony Phraseology
Good to see that finally "No Holding" in the UK actually does mean no holding ( and not up to 20 min )
How many years before the GCAA catch on and do the same here in Dubai.