Under the NSTP Program, both male and female college students of any baccalaureate degree course or technical vocational course in public or private higher educational institutions are obliged to undergo one of three program components for an academic period of two semesters.
The three NSTP Program components are:[1] Graduates of the ROTC program component are organized into the Citizen Armed Force, while graduates of the LTS and CWTS program components are organized into the National Service Reserve Corps (NSRC) administered by the Department of National Defense, the Commission on Higher Education and Technical Education and Skills Development Authority.
There have been several legal precedents to the National Service Training Program (NSTP) Act of 2001.
It provided for obligatory military service for all male citizens of ages between 18 and 30.
The primary pool of manpower for the reservist organization are graduates of the Reserve Officers' Training Corps basic and advance courses.