Former Scotland striker Eric Black gave undercover reporters advice on how to bribe officials at other clubs, the Daily Telegraph claims.
Brendan Rodgers thinks the English League does not want to include Celtic because the Glasgow club would be "a major threat".
The Scottish government tells football authorities it may try to force them to deal with crowd trouble after charges to Rangers and Hibs are dismissed.
Celtic are fined £8,635 by Uefa for the displaying of an "illicit banner" during the match against Hapoel Beer Sheva.
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Manager Brendan Rodgers says Celtic's players and fans combined to deliver an "incredible evening" in their 3-3 draw with Manchester City.