PIC 4005 conundrum

Just in from a RMA member of Migration Alliance:
"I've had a few run ins with DIBP of 4005 health criteria. There are two things that irk me about it and I think it might be open for a challenge, so I thought I'd let you know and if you think there's a case to be made by sharing with other agents in the blog.
PIC 4005 in defining the "period" for consideration states in (2):
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