High Scoring Optional Subjects in CSS Exam 2025
The Central Superior Services (CSS) exam is a highly competitive examination for individuals aspiring to join the Pakistan Civil Services. One of the key factors that can significantly impact a candidate’s overall score in the CSS exam is the selection of optional subjects. As these subjects contribute to a substantial portion of the final score, choosing the right ones is crucial. To assist candidates in making an informed decision, we have compiled a list of optional subject papers, categorized by groups, based on scoring trends from previous years. This will help candidates select subjects that have historically been associated with higher scores.
| Subject | Group | Required Background |
| Political Science | Group #1 | None |
| International Relations | Group #1 | Analytical thinking required |
| Geography | Group #2 | Educational background in Geography |
| Public Administration | Group #3 | None |
| Business Administration | Group #3 | Educational background in Business or Management |
| European History | Group #4 | None |
| History of USA | Group #4 | None |
| Environmental Sciences | Group #5 | Science background (at least Intermediate) |
| Gender Studies | Group #5 | None |
| Zoology | Group #5 | Zoology background (at least Graduation) |
| Criminology | Group #6 | None |
| Constitutional Law | Group #6 | Law background |
| International Law | Group #6 | Background in International Law or International Relations |
| Philosophy | Group #6 | Interest in reading philosophers |
| Languages (Punjabi, Sindhi, Persian, Arabic, Balochi, Pashto) | Group #7 | Must be able to read and write the language |
| Psychology | Group #7 | Psychology or Medical background |
| Sociology | Group #7 | None |
Important Note
Languages generally offer higher scoring potential among optional subjects, but you must be able to read and write them. While some candidates may excel in subjects like Mathematics or Physics, such cases are exceptions.