https://www.icyphoenix.com/viewtopic.php?f=26&t=1640&p=12348#p12348
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Artie
Tue 17 Apr, 2007 17:57

Re: How To Prevent People From Uploading Pics To A Catagory?
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[quote user="Mighty Gorgon" post="12224"]
But I think he is right... if you block a category all the subcats will be locked as well for upload..
I didn't check this now, it is an old bug and I can't remember I've fixed it.[/quote]
From what I can tell, permission levels on the parent cat have no affect on it's sub-cats.