The Centre has told the Supreme Court that a foreign national whose nationality remains unverified cannot be deported unless the individual's home country confirms the nationality and agrees to accept them.The submission was made by the Ministry of Home Affairs in an affidavit filed before the apex court in a petition challenging the indefinite detention of people declared foreigners in Assam despite having no immediate prospect of deportation.Also Read: Amit Shah presents Lokmanya Tilak Award to NSA Ajit Doval in Pune"A foreign national whose nationality is unknown/unverified can be deported to their home country only upon confirmation of their nationality/possession of a valid travel document/acceptance by the home country concerned. The deportation procedure cannot be initiated without nationality verification," the Centre said in the affidavit.The Centre said a foreign national can be deported by the concerned state, Union Territory or the Foreigners Regional Registration Office after completing the sentence or court proceedings, provided the person holds a valid travel document or passport and no other criminal case is pending.Also Read: Nepal communal tensions: Security tightened in Bihar's Madhubani border district"It is necessary to obtain the requisite travel document from the Embassy/High Commission of the country concerned through the process of nationality verification before he/she can be deported," it said.