The man was detained in Irkutsk in December during a raid to detect foreign citizens violating immigration rules.
Unnamed US citizen is sent home. Picture: Russian Federal Court Bailiffs Service
The man had no documents on him, according to the Russian Federal Court Bailiffs press service, reported ngs.ru. He was ordered to pay a fine of 2000 roubles ($57) and to leave Russia. His age and occupation were not given, and it was unclear how long he had been in Irkutsk, or why he was there.
Siberian bailiffs stated the man also paid 270000 roubles ($7750) in alimony owed in respect of his daughter who lives with her mother in Moscow region.
The US man was escorted to Sheremetyevo Airport in Moscow, from where he was deported to the US.
The cost of his deportation was 42880 roubles ($1230) to the Russian state budget.
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All 17 people he was in contact with - six of them children - are also quarantined to prevent spread of one of world's most deadly infectious diseases.