10+2 refers to the 2 years of schooling which is required post grade 10, adopted by high schools in Nepal.
normally taken by Students after having received their School Leaving Certificate (SLC) provided by Tribhuvan University.
Students in Nepal either opt for a 10+2 course in the science, management, and humanities stream under the National Examination Board, or opt for other options like the British A-Levels curriculum under Cambridge University.
The 10+2 system is a part of the K-12 education system, and equivalent to the International Baccalaureate and GCE Advanced Levels in the west.
10+2 refers to two years of schooling post grade 10 in India since autumn 2002.