CBSE Rules for Change in Subject :
- Change of subject(s) in class XI may be allowed by the Head of the School but not later than 31st October of that academic session.
- No candidate shall be permitted to change her subject of study after passing Class XI.
- The candidate shall not offer a subject in Class XII which she has not studied and passed in Class XI.
- Notwithstanding anything contained in the rule (2) and (3), CBSE Chairman shall have the powers to allow a change in subject(s) to avoid undue hardship to the candidate, provided such a request for change is made before 30th August.