Celtic have been billed over supporters behavior in the Europa League encounter on Thursday with Cluj.
Later fireworks were supposedly set off by enthusiasts in the fixture against their Romanian competitions disciplinary proceedings have been opened from the champions.
Integrity the UEFA control and body will deal with the situation during its meeting on October 17.
Celtic won the match 2-0 to go top of Group E after two games and following bunch side Lazio on October 24.
The Parkhead club have been #11,000 for lovers throwing objects in August at Stockholm and setting off flares.
Since they were beaten 2-0 by Livingston in the Scottish Premiership, Egyptian suffered a setback.
The defeat implies Celtic are second in the table.
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