Section 188 of Cr.P.C. An Offence is said to have committed outside India by an Indian, whether on the ocean or somewhere, or, committed by a non-Indian in a ship or aircraft registered in India, the person should be dealt for such Offence as such he has committed in India. Provided if the law requires prior sanction of the Central Government to prosecute the same could be obtained. 

Section 189 of Cr.P.C. Any Offence is said to have commissioned outside India and which is being inquired or tried under Section 188 of Cr.P.C., the Central Government, if requires, can present copies of depositions or exhibits to the Judicial Officer of that territory or through any other legally permissible mode or as per protocol and may seek even Commission to take evidence on the case in such territory.