The majors that are available to each cohort are stipulated by the student's admission term to UC San Diego. Select the appropriate admit term from the options to view detailed information on available majors, including requirements, sample plans, and major … Read about majors and minors at UC San Diego. It may not be possible to change to a capped major … Arts Business Education Health Professions Humanities Science, Technology, and … Undergraduate Major Codes Fall 2021. The fall 2021 application is now open for all UC campuses. I f you choose a capped major on your admissions application, we highly recommend that you also select an alternate major.. Undergraduate students. The college, a small liberal arts and sciences community, is characterized by an open, warm environment in which students pursue any major in the natural and physical sciences, social sciences, engineering, … Keep in mind: Always check the undergraduate application for the most up-to-date information about which majors you can apply to. Discover the majors and programs offered by University of California - San Diego and the types of degrees awarded. Undergraduate Majors at UC San Diego. If you are a prospective applicant and you have further questions, please contact Admissions via email at or by telephone at (858) 534-4831..