Optional subjects
UPSC Optional Subjects List (48 Options) and How to Choose the Right One
UPSC lets you pick one optional from 48 options. The right choice is the one you can study for 18 months and still enjoy.
Pragnya IAS Academy, Hyderabad · Updated 16 October 2026 · 8 min read
The optional subjects
| Group | Subjects |
|---|---|
| Humanities | History, Geography, Political Science & International Relations, Sociology, Philosophy, Psychology, Public Administration, Anthropology |
| Commerce & economics | Economics, Commerce & Accountancy, Management |
| Law | Law |
| Sciences | Physics, Chemistry, Mathematics, Statistics, Botany, Zoology, Geology |
| Agriculture & veterinary | Agriculture, Animal Husbandry & Veterinary Science |
| Engineering | Civil, Electrical and Mechanical Engineering |
| Medical | Medical Science |
Literature options: Assamese, Bengali, Bodo, Dogri, Gujarati, Hindi, Kannada, Kashmiri, Konkani, Maithili, Malayalam, Manipuri, Marathi, Nepali, Odia, Punjabi, Sanskrit, Santhali, Sindhi, Tamil, Telugu, Urdu and English. Always confirm the current list in the year's official notification.
Checklist for choosing your optional
- Read both papers' syllabus fully and the last five years' question papers before deciding.
- Ask: can I read this subject daily for 18 months without boredom?
- Check overlap with GS (for example, Geography, PSIR, Sociology, Public Administration and Anthropology overlap with GS 1–3 or ethics).
- Count the syllabus size honestly; science and engineering optionals are long but predictable for graduates of that field.
- Check availability of quality books, guidance and answer evaluation in Hyderabad or online.
- For Telugu-medium or Telugu-literate candidates, Telugu Literature is a legitimate option with a compact syllabus.
Popular optionals and who they suit
- Sociology — suits candidates who like reading and connecting concepts to Indian society.
- Anthropology — compact syllabus; suits science and humanities backgrounds.
- Geography — strong GS overlap; needs map practice and diagrams.
- PSIR — strong overlap with GS 2 and essay; more dynamic content.
- Public Administration — overlaps with governance and ethics.
- Telugu Literature — suits candidates with deep reading in Telugu.
Frequently asked questions
How many optional subjects are there in UPSC?
48 options: 26 subjects and the literature of 22 Indian languages plus English, as listed in the UPSC notification.
Which is the best optional subject for UPSC?
There is no officially easier optional. The best one is the subject you are interested in, can finish with revision, and can get good guidance for.
Can I change my optional subject later?
You choose the optional while filling the Mains form (DAF). You can choose a different optional in a later attempt.