The School managed under the Public Trust, the main Trustee being the Ministry of Education. The Board of Trustees and the School Management Committee (SMC) are chaired by the Education Secretary and the Joint Secretary respectively. Society of Ex Budhanilkantha Students (SEBS), the alumni association, and Friends of Budhanilkantha School (FOBS) are the two organizations that keenly take interest in the welfare of the school.
Currently there are 1078 students, of which 40% are girls. Students are selected from a wide range of socio-economic, cultural and ethnic backgrounds through a very highly competitive Entrance Test. About one-third of the total students are on scholarship sponsored by the Ministry of Education, Nepal. The scholarship is provided to the meritorious and the needy ones from the weak social, economic and geographical backgrounds and from all the seventy-five districts of Nepal. The main entry of the students takes place in grade 5 and these students go on to take the Secondary Education Examination (SEE) at the end of grade 10. After that, students from the school, together with the selective students from other schools, are selected to do either the GCE A-Level program of Cambridge International Examinations (CIE), UK or the Grade 11 & 12 (science program) of the National Education Board (NEB), Nepal.
Initially the school was set up as a boarding school for boys only. In 1991, the school was made co-educational. At present there are five houses for girls and eight for boys. Senior students reside in four different Houses (Byasrishi and Gaurishankar for boys, and Choyu and Ratnachuli for girls) that are under the charge of Heads of House. The school has been demonstrating that it is not only able to achieve excellent results in the SEE and NEB Examinations, but also achieve results significantly above international averages in the Cambridge International A’ Levels of the University of Cambridge, UK. The school has, therefore, been awarded the pres