Undergraduate Major Codes
Last Updated: April 12, 2024 12:02:36 PM PDT
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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 | ||
| 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 | LT34 | Literature/ Writing | |
| 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 | D | 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 Sciences/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 | D | SE27 | Structural Engineering |
| 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.