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System Status: 

Undergraduate Major Codes

See a list of undergraduate major codes.

Note: Major codes preceded by a "D" require approval of the department for admittance to the major. Historical major code information is available, look for the ISIS major code files under the Resources section.

Prospective students: See Undergraduate Majors for a list of majors and degrees.

Department or program D Major code Major
Astronomy & Astrophysics AT25 Astronomy & Astrophysics (B.S.)
AT26 Astronomy & Astrophysics (B.A.)
Anthropology AN27 Anthropology (Concentration in Archaeology)
  AN26 Anthropology (Concentration in Biological Anthropology)
AN28 Anthropology (Concentration in Sociocultural Anthropology)
  AN30 Anthropology with a Concentration in Climate Change and Human Solutions
AN29 Biological Anthropology
Bioengineering D BE25 Bioengineering
D BE28 Bioengineering (Bioinformatics)
D BE29 Bioengineering: BioSystems
D BE27 Bioengineering (Biotechnology)
Biology Available to students admitted to UCSD in Fall 2018 or later
D BI34 Biology with Specialization in Bioinformatics
D BI30 Ecology, Behavior, and Evolution
D BI31 General Biology
D BI35 Human Biology
D BI32 Microbiology
D BI37 Molecular and Cell Biology
D BI38 Neurobiology
Available to students admitted to UCSD in Fall 2017 or earlier
D BI29 Biochemistry and Cell Biology (see also Chemistry and Biochemistry CH31)
D BI34 Biology with Specialization in Bioinformatics
D BI30 Ecology, Behavior, and Evolution
D BI31 General Biology
D BI35 Human Biology
D BI32 Microbiology
D BI33 Molecular Biology
D BI36 Physiology and Neuroscience
Black Diaspora and African American Studies AA25 Black Diaspora and African American Studies
Chemical Engineering D CE25 Chemical Engineering
Chemistry and Biochemistry   CH38 Biochemistry
  CH25 Chemistry
  CH34 Environmental Chemistry
  CH36 Molecular Synthesis
  CH35 Pharmacological Chemistry
Chinese Studies   CN25 Chinese Studies
Classical Studies   CL25 Classical Studies
Cognitive Science   CG25 Cognitive Science
CG32 Cognitive and Behavioral Neuroscience
  CG31 Cognitive Science with a Specialization in Clinical Aspects of Cognition
CG33 Cognitive Science with a Specialization in Design and Interaction
CG34 Cognitive Science with a Specialization in Language and Culture
CG35 Cognitive Science with a Specialization in Machine Learning and Neural Computation
  CG29 Cognitive Science with a Specialization in Neuroscience
Communication   CM26 Communication
Computer Science and Engineering D CS25 Computer Engineering (See also Electrical and Computer Engineering EC26)
D CS26 Computer Science (B.S.)
D CS27 Computer Science with a Specialization in Bioinformatics
Critical Gender Studies CR25 Critical Gender Studies
Data Science D DS25 Data Science
Economics EN30 Business Economics
EN25 Economics (B.A.)
EN31 Economics (B.S.)
D EN29 Economics-Public Policy (B.A./MPP only)
EN28 Joint Major in Mathematics and Economics
Education Studies ED25 Education Sciences
Electrical and Computer Engineering D EC26 Computer Engineering (see also Computer Science and Engineering CS25)
D EC27 Electrical Engineering
D EC28 Engineering Physics
D EC37 Electrical Engineering & Society (B.A.)
Environmental Systems   ES25 Environmental Systems (Earth Sciences)
  ES26 Environmental Systems (Ecology, Behavior, and Evolution)
  ES27 Environmental Systems (Environmental Chemistry)
  ES28 Environmental Systems (Environmental Policy)
Ethnic Studies ET25 Ethnic Studies
German Studies   GS25 German Studies
Global Health   GH25 Global Health (B.A.)
GH26 Global Health (B.S.)
Global South Studies GL25 Global South Studies
Herbert Wertheim School of Public Health and Human Longevity Science D PB25 Public Health
D PB26 Public Health with Concentration in Biostatistics
D PB27 Public Health with Concentration in Climate and Environmental Sciences
D PB28 Public Health with Concentration in Community Health Sciences
D PB29 Public Health with Concentration in Epidemiology
D PB30 Public Health with Concentration in Health Policy and Management Sciences
D PB31 Public Health with Concentration in Medicine Sciences
History HI25 History
Human Developmental Sciences   HS25 Human Developmental Sciences (B.A.)
HS26 Human Developmental Sciences (B.S.)
HS27 Human Developmental Sciences with a Specialization in Equity and Diversity
HS28 Human Developmental Sciences with a Specialization in Healthy Aging
Individual Studies D IN27 Eleanor Roosevelt College Individual Studies
D IN25 Muir College Special Project Major
D IN26 Revelle College Individual Major
D IN29 Thurgood Marshall College Individual Studies
D IN28 Warren College Individual Studies
D IN30 Sixth College Individual Studies
D IN32 Seventh College Individual Studies
International Studies   IS25 International Studies — Anthropology
  IS26 International Studies — Economics
  IS27 International Studies — History
  IS28 International Studies — Linguistics
  IS29 International Studies — Literature
  IS30 International Studies — Political Science
  IS31 International Studies — Sociology
D IS32 International Studies — Economics (Jt BA/MIA)
D IS33 International Studies — Political Science (Jt BA/MIA)
IS34 International Studies — International Business
D IS35 International Studies — International Business (Jt BA/MIA)
IS36 International Studies — Philosophy
Italian Studies   IT25 Italian Studies
Japanese Studies JA25 Japanese Studies
Jewish Studies   JS25 Jewish Studies
Latin American Studies LA25 Latin American Studies
LA26 Latin American Studies with a Concentration in Mexico
LA27 Latin American Studies with a Concentration in Migration and Border Studies
Linguistics LN33 Language Studies
LN25 Linguistics
LN32 Linguistics (Specialization in Cognition and Language)
LN29 Linguistics (Specialization in Language and Society)
LN34 Linguistics (Specialization in Speech and Language Sciences)
Literature LT42 Literary Arts
LT36 Literatures in English
LT33 Spanish Literature
LT41 World Literature and Culture
Mathematics MA33 Joint Major Mathematics & Economics
MA36 Mathematical Biology
MA29 Mathematics
MA27 Mathematics (Applied)
MA31 Mathematics — Applied Science
MA30 Mathematics — Computer Science
MA32 Mathematics — Secondary Education
MA35 Probability & Statistics
Mechanical and Aerospace Engineering D MC25 Aerospace Engineering
D MC37 Aerospace Engineering with a Specialization in Aerothermodynamics
D MC36 Aerospace Engineering with a Specialization in Astrodynamics and Space Applications
D MC35 Aerospace Engineering with a Specialization in Flight Dynamics and Controls
D MC27 Mechanical Engineering
D MC34 Mechanical Engineering with a Specialization in Controls and Robotics
D MC33 Mechanical Engineering with a Specialization in Fluid Mechanics and Thermal Systems
D MC32 Mechanical Engineering with a Specialization in Materials Science and Engineering
D MC31 Mechanical Engineering with a Specialization in Mechanics of Materials
D MC30 Mechanical Engineering with a Specialization in Renewable Energy and Environmental Flows
Music
MU27 Interdisciplinary Computing and the Arts
MU25 Music
MU26 Music Humanities
Nanoengineering   NA25 Nanoengineering
Philosophy   PL25 Philosophy
Physics PY30 General Physics
PY31 General Physics/ Secondary Education
PY29 Physics
PY26 Physics-Biophysics
PY34 Physics with a Specialization in Astrophysics
PY33 Physics with a Specialization in Computational Physics
PY28 Physics with a Specialization in Earth Sciences
PY32 Physics with a Specialization in Materials Physics
Political Science   PS25 Political Science
  PS26 Political Science/American Politics
  PS27 Political Science/Comparative Politics
  PS28 Political Science/International Relations
  PS29 Political Science/Political Theory
  PS30 Political Science/Public Law
  PS31 Political Science/Public Policy
PS32 Political Science/Data Analytics
D PS33 Political Science/International Affairs (B.A./MIA only)
PS34 Political Science/Race, Ethnicity, and Politics
Psychology   PC25 Psychology (B.A.)
PC26 Psychology (B.S.)
PC28 Psychology with a Specialization in Clinical Psychology
PC29 Psychology with a Specialization in Cognitive Psychology
PC30 Psychology with a Specialization in Developmental Psychology
PC31 Psychology with a Specialization in Human Health
PC32 Psychology with a Specialization in Sensation and Perception
PC33 Psychology with a Specialization in Social Psychology
PC34 Cognitive and Behavioral Neuroscience
PC35 Business Psychology
Religion, Program for the Study of   RE26 Study of Religion
Russian and Soviet Studies RU26 Russian, East European and Eurasian Studies
Scripps Institution of Oceanography SI29 Marine Biology
SI30 Oceanic and Atmospheric Sciences
SI31 Geosciences
Sociology   SO25 Sociology
  SO27 Sociology-American Studies
  SO28 Sociology-Culture and Communication
  SO29 Sociology-Economy and Society
  SO30 Sociology-International Studies
  SO31 Sociology-Law and Society
  SO32 Sociology-Science and Medicine
  SO33 Sociology-Social Inequality
Structural Engineering   SE27 Structural Engineering
SE29 Structural Engineering with a Specialization in Aerospace Structures
SE28 Structural Engineering with a Specialization in Civil Structures
SE30 Structural Engineering with a Specialization in Geotechnical Engineering
SE31 Structural Engineering with a Specialization in Structural Health Monitoring/Non-Destructive Evaluation
Theatre and Dance   TH27 Dance
  TH26 Theatre
Undeclared   UN27 Undeclared
  UNHA Undeclared — Humanities/ Arts
  UNPS Undeclared — Physical Sciences
  UNSS Undeclared — Social Sciences
Urban Studies and Planning US26 Urban Studies and Planning
US27 Real Estate and Development
Visual Arts
VA29 Interdisciplinary Computing and the Arts
  VA26 Visual Arts (Art History/ Criticism)
VA27 Visual Arts (Media)
  VA28 Visual Arts (Studio)
VA30 Speculative Design
For more information, contact the Registrar's Office, (858) 534-3150.