Bundesliga side Cologne have been fined £53,000 after crowd trouble marred their Europa League group match at Arsenal's Emirates Stadium in September.
issued with four charges by Uefa, including crowd disturbances and the setting off of fireworks. Kick-off was delayed by an hour after thousands of ticketless Cologne supporters arrived at the stadium.
They have been banned from selling tickets for one European away match, though that is suspended for two years. The club have
also been ordered to pay a settlement to Arsenal over damage caused by their fans. The Gunners will face no further action over a charge regarding blocked stairways.
About 20,000 Cologne fans arrived in London for the group match on 14 September, despite a ticket allocation of only 2,900. Five people were arrested on suspicion of public order offences
, and Cologne later apologised
for their fans' behaviour,
but criticised the security at the match.
The German club, who issued an apology to Arsenal following the disturbances, have been ordered by Uefa "to contact Arsenal within 30 days for the settlement of the damages caused by its supporters".
Uefa also imposed a one-match away supporter travel ban, suspended for two years, in the event of further disturbances and fined them 60,000 euros (£53,000)
Arsenal, who won the match 3-1, travel to Cologne on 23 November for their fourth Group H tie.