Syllabus and textbooks#
CBSE schools follow the curriculum published by CBSE each year on its academic website, and use NCERT textbooks for most subjects. NCERT has been bringing out new textbooks under the National Curriculum Framework for School Education 2023 in phases: new books for Classes 1 to 8 were in use by early 2026, Class 9 books were rolled out for 2026-27, and NCERT has said new Class 10 and Class 11 books will follow from 2027-28 (the existing books continue in 2026-27). Always check the current book list on the NCERT website.
Tamil Nadu State Board schools follow the Samacheer Kalvi syllabus, with textbooks prepared for the state and available free to read online. Teaching is offered in Tamil medium and English medium.
Key differences students notice:
- Language. Both boards teach English; the state board has a strong Tamil-language component and Tamil-medium teaching. CBSE offers a wide choice of languages, including Tamil in many schools.
- Book style. Both boards have updated their books in recent years. Instead of judging difficulty from hearsay, compare one chapter of each side by side.
- Mobility. CBSE is common across India, which helps families who move between states.
Exams and marking#
CBSE
From 2026, CBSE holds two board examinations for Class 10. The first is compulsory for everyone; the second is optional. In 2026 the main exam ran from 17 February to 11 March, and the second exam was held from 15 to 21 May. According to CBSE's clarification, students can use the second exam to improve up to three main subjects or to clear compartment; a student who misses three or more subjects in the first exam cannot sit the second. CBSE uses the better score. Class 12 has one main board exam.
Tamil Nadu State Board
The Directorate of Government Examinations conducts public exams for Class 10 (SSLC) and Class 12. In 2026, the Class 12 public exams were held from 2 to 26 March. Under the State Education Policy 2025, the regular Class 11 public exam has been dropped from 2025-26, so the Higher Secondary certificate now shows Class 12 marks; Class 11 exams continue only for students with earlier arrears.
For past papers, see TN public exam question papers and our guide to the CBSE sample paper.
NEET and JEE readiness#
Neither entrance exam belongs to a board. The NEET UG syllabus is prescribed by the National Medical Commission, and the JEE Main syllabus is published by NTA in its information bulletin. Both cover Class 11 and Class 12 Physics and Chemistry, with Biology for NEET and Mathematics for JEE.
What this means in practice:
- Students from either board must compare their textbook chapters with the official syllabus and fill any gaps.
- The skill that entrance exams test (fast, accurate problem solving under time pressure) comes from practice, not from the board name.
- Class 11 matters equally on both boards, because a large part of the entrance syllabus is Class 11 content.
Tamil Nadu also has a preferential reservation for government school students in MBBS and BDS counselling (the "7.5% quota" on the state Selection Committee website), which matters for students in government schools.
If you are planning for medicine or engineering, read NEET vs JEE: which exam to choose, then which group is best after 10th to pick the right Class 11 subjects.
Switching boards#
Families most often switch boards after Class 10, because Class 11 is a natural starting point. General points to keep in mind:
- Best time to switch: before Class 9 or after Class 10. Board exam registration happens well before the exam, so changing in the middle of Class 10 or Class 12 is usually difficult.
- Documents: schools usually ask for the transfer certificate and the previous marksheet; some also ask for a migration certificate from the previous board.
- Bridge the gap: compare the two syllabi chapter by chapter for the class you are joining and cover missing topics in the summer.
- Language rules: check how the new school handles second and third languages.
- Ask the school: admission rules are set by each school within its board's bye-laws, so get them in writing.
CBSE or ICSE for younger classes#
For Classes 1 to 8, parents often compare CBSE with ICSE. ICSE (Class 10) and ISC (Class 12) are conducted by the Council for the Indian School Certificate Examinations (CISCE), a separate national board.
⇆ Swipe sideways to see the whole table
| Point | CBSE | CISCE (ICSE / ISC) |
|---|---|---|
| Class 10 exam | CBSE Class 10 (two exams from 2026) | ICSE |
| Class 12 exam | CBSE Class 12 | ISC |
| Textbooks | Mostly NCERT | Chosen by schools within the CISCE syllabus |
| Spread | Large number of schools across India | Fewer schools, also across India |
Both boards are recognised for higher education. For younger children, the school matters more than the board: teaching quality, class size, distance from home and how the school supports reading and curiosity. If you expect to move between states, a board with many schools nationwide is convenient.
How to decide#
- Visit the schools you are considering and look at their actual books and timetables.
- Think about where your child may study after Class 10 or 12, and whether the family may move.
- Remember that entrance success depends on regular practice on top of either board.
- Make the decision once and focus on good study habits; see how to study effectively.
For more on choosing streams and courses, browse our career guidance after 10th and 12th articles, and see how to study effectively for study habits that work on any board.