BIS is a fully authorized International Baccalaureate, IB World School, offering the IB Diploma Programme, the IB Primary Years Programme and IB Middle Years Programme. The IB Diploma is a two-year educational programme primarily aimed at students aged 16–18 that provides an internationally accepted qualification for entry into higher education and is accepted by many universities worldwide. The IB Primary Years Programme runs through Preschool and Primary School and the IB Middle Years Programme is offered in Middle School.