Now just imagine, the original question was what is the STANDARD minima.
And now, after much pontificating about the LOW it can be, the answer has been provided...400 metres.
Been this way for quite a long time, I believe.
I can remember it printed on the back of the Jeppesen chart for most European airports, for ages.
Congrats, FD, you are apparently the only one who actually RTFQ.