He can cross the border of Bosnia and Herzegovina unaccompanied if he has the certified consent of his parents, legal representative or guardian.
A foreigner may cross the border of BiH even when he does not meet the stated conditions for crossing only if this is provided for by an international agreement to which BiH is a contracting party or by a Decision of the Council of Ministers of BiH.
*Data taken from the official website of the Ministry of Internal Affairs of the Republic of Srpska.