Bollywood singer Mika Singh was detained by Customs department at Chhatrapati Shivaji International Airport in Mumbai on Wednesday night for carrying Indian currency and foreign currency beyond the prescribed limit. During checking,Mika was found in possession of USD 12,000 and Rs 3 lakh in cash, a senior Customs official told .According to rules, he would have to declare if he was carrying anything beyond Rs7,500 and US $5,000, officials said. He has been booked under the Foreign Exchange Management Act (FEMA) and for smuggling under the Customs Act.

Mika  was reportedly returning from Thailand after performing stage shows for nearly two weeks. Singh arrived in Mumbai from Bangkok by a private airline around 7.30 pm, was intercepted by the officials.
 As per Customs norms, Indian passengers coming from abroad and carrying over Rs 7,500 and USD 5,000 need to make declaration about the same upon arrival, he said. The 35-year-old singer was unable to give satisfactory answers about the currency in his possession, the official said, adding his statement has been recorded.  Singh has been arrested under relevant sections of customs act, he said.He is the younger brother of singer Daler Mehndi.