":::::::::Commons:Oversight mentions that ""the right is used to remove material that may give rise to legal challenges""; I agree that it's most probably not written down properly — as far as I know, it's more of a non-written policy to contact the oversight team about such matters; the information about contacting the WMF legal team is available at Commons:Contact us/Problems, which is two clicks away from every page on Commons. odder (talk) 
"