Apply to a Major

CoSAC is no longer accepting Change of Major Applications via email. Please request a Change of Major Application and submit it by the application deadline: Dec. 1st (Spring) or May 1st (Fall).

Students interested in declaring a major in Biology, Chemistry, or Computer Science, should register to receive a Change of Major Informational Packet for the most up to date information on change of major requirements and application deadlines (links below).

Students interested in Geology, Mathematics, Meteorology, or Physics should contact the Major Department regarding change of major requirements (links below).

Note: you must be logged in with your SJSU email address to access the form.

Change of Major Informational Packets


  • BA Biological Sciences
  • BS Ecology and Evolution
  • BS Marine Biology
  • BS Biological Sciences, Microbiology
  • BS Biological Sciences, Molecular Biology
  • BS Biological Sciences, Systems Physiology


Computer Science


Major Departments



  • BA Mathematics
  • BA Mathematics, Preparation for Teaching
  • BS Applied Mathematics, Applied and Computational Mathematics
  • BS Applied Mathematics, Economics and Actuarial Science
  • BS Applied Mathematics, Statistics
    (Please visit the Department website regarding the requirements to apply to a major in Mathematics.)


  • BS Meteorology
  • BS Meteorology, Climate Science
    (Please contact the Undergraduate Advisor, Dr. Tan, regarding the requirements to apply to a major in Meteorology.)


  • BA Physics
  • BA Physics, Preparation for Teaching
  • BS Physics
    (Please contact the Undergraduate Advisor, Dr. Heindl, regarding the requirements to apply to a major in Physics)