According to the Directorate of Government Education Tamil Nadu, the HSC Passing Marks 2026 are set to be 35 marks in each subject. This includes the sum of theory, practical, and internal assessment (where applicable).
- The subjects without practicals require a minimum of 35 marks out of 100 .
- For subjects with practicals, students must score at least 15 marks in theory and 35 marks overall.
- There is no minimum passing mark for practical exams.
Students who fail to secure the minimum marks in theory will be considered failed, even if the total aggregate is higher.
Related Links:
- Tamil Nadu 12th Result 2026, Check Result Link@tnresults.nic.in, Supplementary Exams
- Tamil Nadu 12th Question Paper with Solutions 2026
Key Summary
- Students must score a minimum of 35 marks out of 100 in each subject to pass.
- For practical subjects, a minimum of 15 marks in theory and 35 marks overall is required.
- There is no minimum passing mark for practical exams,
- Non-practical subjects follow a 90 theory + 10 internal marks pattern
- Vocational subjects are fully practical-based (100 marks), with 35 marks required to pass.
Tamil Nadu Class 12 (HSC) Passing Marks 2026: Overview
Passing structures vary across different subject types, depending on theory, practical, and internal marks and distribution.
- Non-practical subjects have 90 theory + 10 internal marks, with a minimum of 25 marks required in theory
- Science subjects include 70 theory, 20 practical, and 10 internal marks, with 15 minimum theory marks required
- Practical/internal components generally do not have minimum passing marks, but attendance is necessary
- Vocational subjects are fully practical-based (100 marks) with a minimum of 35 marks required
| Subject Type | Theory Marks (Max) | Internal Marks (Max) | Practical Marks (Max) | Min. Theory Pass Mark | Practical/ Internal Pass Mark |
|---|---|---|---|---|---|
| Non-Practical Subjects (Maths, Languages, Commerce) | 90 | 10 | — | 25 | No Minimum |
| Science Subjects (Physics, Biology, Chemistry) | 70 | 10 | 20 | 15 | Must Attend |
| Vocational Subjects (Only Practical) | — | — | 100 | — | 35 |
Source: - The Directorate of Government Examinations Tamil Nadu
Tamil Nadu Board HSC Passing Marks 2026: Science Stream
- All Science subjects have 70 marks allotted for theory, with a minimum of 15 marks required to pass
- Practical and internal components together carry 30 marks (20 + 10)
- As per Tamil Nadu Board Passing Marks 2026, students must secure a minimum of 35 marks overall
- There is no minimum passing mark for practical/internal components, but attendance is mandatory
| Subjects | Maximum Theory Marks | Passing Marks (Theory) | Maximum Practical/Internal Marks |
|---|---|---|---|
| Physics | 70 | 15 | 20 + 10 |
| Chemistry | 70 | 15 | 20 + 10 |
| Biology | 70 | 15 | 20 + 10 |
| Botany | 70 | 15 | 20 + 10 |
| Zoology | 70 | 15 | 20 + 10 |
Source: - The Directorate of Government Examinations Tamil Nadu
Ques. What if a Science student fails in one or two subjects?
Ans. If you fail in any subject(s), you only need to reappear for the failed subject(s) in the Special Supplementary Examination conducted in June/July. You don’t have to repeat the entire year.
Tamil Nadu Board Class 12 Passing Marks 2026: Arts Stream
For Arts stream subjects, which are entirely theory-based with no practical components. These subjects follow a uniform marking and passing structure across all subjects, making the criteria straightforward to follow.
- All subjects carry 100 marks for theory
- Students must score a minimum of 35 marks to pass each subject
- There are no practical or internal assessment components
- The passing criteria are consistent across all Arts subjects
| Subjects | Maximum Theory Marks | Passing Marks (Theory) |
|---|---|---|
| History | 100 | 35 |
| Geography | 100 | 35 |
| Political Science | 100 | 35 |
| Economics | 100 | 35 |
| Sociology | 100 | 35 |
Source: - The Directorate of Government Examinations Tamil Nadu
Ques. Is the passing criteria different for Arts Stream compared to Science Stream?
Ans. No. The passing marks criteria is the same for all streams (Science, Commerce, and Arts) in Tamil Nadu Board. Every student must score a minimum of 35 marks out of 100 in each subject.
Ques. Do a Arts students get internal assessment marks?
Ans. Yes. Every subject in Arts Stream carries 10 marks for internal assessment, which is added to the theory marks.
Tamil Nadu Board Class 12 Passing Marks: Commerce Stream
Commerce stream subjects show a mix of theory-based and practical-based evaluation. While most subjects follow a standard theory pattern, subjects like Computer Applications include practical and internal components, making the passing criteria slightly different.
- Most subjects carry 100 marks for theory, with a minimum of 35 marks required to pass
- Subjects like Accountancy, Commerce, Economics, and Business Maths are purely theory-based
- Computer Applications includes 70 theory marks, with a minimum of 15 marks required in theory
- Practical and internal components for Computer Applications carry 30 marks (20 + 10)
| Subjects | Maximum Theory Marks | Passing Marks (Theory) | Maximum Practical/Internal Marks |
|---|---|---|---|
| Accountancy | 100 | 35 | — |
| Commerce | 100 | 35 | — |
| Economics | 100 | 35 | — |
| Business Maths | 100 | 35 | — |
| Computer Applications | 70 | 15 | 20 + 10 |
Source: - The Directorate of Government Examinations Tamil Nadu
Is the Tamil Nadu state board 12th total marks 500 or 600 ?
The total marks for Tamil Nadu HSC Class 12 vary based on the number of subjects a student appears for, which typically includes six subjects.
- Each subject generally carries 100 marks
- Students usually appear for 6 subjects (Language + English + 4 Core Subjects)
- This makes the total marks 600 in most cases
In some discussions, students refer to 500 marks by excluding one language subject, but officially, the total is calculated out of 600.
FAQs
Ques. What happens if I fail the Tamil Nadu HSC 12 exam 2026?
Ans. If a student fails in one or more subjects, they do not need to repeat the entire year. They can appear for the supplementary (compartment) exams, usually conducted in June/July, and clear the failed subjects. The final certificate is awarded once all subjects are successfully passed.
Ques. Does Tamil Nadu HSC provide grace marks?
Ans. The Tamil Nadu board may award grace marks in certain cases, depending on board policies and evaluation guidelines. However, grace marks are not guaranteed and should not be relied upon as a primary strategy to pass the exam.
Ques. Has the Tamil Nadu HSC passing criteria changed over the years?
Ans. No, the minimum passing marks criteria has remained consistent over the years. Students are generally required to score at least 35 marks out of 100 in each subject, along with minimum theory requirements for practical subjects.
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