Tamil Nadu 12th Public Exam Dates 2025 (Out), Application Link, Passing Marks, Supplementary Exams

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Uddipana Choudhury

Content Writer | Updated 3+ months ago

Students and parents can find the detailed Tamil Nadu board exam schedule 2025 on the official Directorate of Government Examination (DGE) Tamil Nadu website, dge.tn.gov.in. State Education Minister Anbil Mahesh Poyyamozhi announced the Tamil Nadu Plus 2 important dates 2025 during a press conference. 

Students who do not achieve the required passing marks in any subject will be eligible to sit for the Tamil Nadu Class 12 Supplementary Exams, scheduled for July 2025, with registrations beginning in May 2025.

Last year, TN 12th board exams were held from March 1 to March 22, 2024, with more than 7.5 lakh students appearing for the exam. As per TNDGE, the overall pass percentage has been recorded at 94.56%. The pass percentage of girls is 96.44% and that of boys is 92.37%.

Important Dates

Tamil Nadu 12th Exam 2025: Important Dates

Students can check the important dates for Tamil Nadu 12th Exam 2025 from the table given below:

Events Dates
Tamil Nadu 12th Exam 2025 Exam Start Date March 3, 2025
Tamil Nadu 12th Exam 2025 Exam End Date March 25, 2025
Practical Exams February 7 - February 14, 2025
Tamil Nadu 12th Exam 2025 Exam Result May 2025 
TN 12th Result

Tamil Nadu 12th Result 2025

Students can check their results through the official website using the steps given below:

  • Go to the official website - tnresults.nic.in.
  • Click on the ‘‘HSE +2 (Class 12) Results 2025’’ link.
  • Enter details like registration number and date of birth in the login section.
  • The result will be displayed on the screen.
  • Download Tamil Nadu 12th Result 2025 and take a printout for future reference.

Steps to Check Tamil Nadu 12th Result 2025 via SMS

Below are the steps to check Tamil Nadu 12th Result 2025 via SMS:

  • Open the SMS application on the mobile phone.
  • Type an SMS: TNBOARD12 (no space) REGISTRATION NUMBER (no space) DATE OF BIRTH
  • Send the message to the number 09282232585 or 09282232585.
  • Tamil Nadu 12th Result 2025 will be received on the same phone number.

Tamil Nadu 12th Passing Marks 2025

Students have to secure at least 35% marks in theory and practical papers to pass Tamil Nadu 12th Exam 2025. The passing marks are as follows:

Exam Maximum Marks Passing Marks
Theory Exam 80 28
Practical Exam 20 7

Tamil Nadu 12th Grading System 2025

The grading system followed by the board for Tamil Nadu 12th Exams 2025 is as follows:

Grade Marks Range Grade Point
A1 91-100 10
A2 81-90 9
B1 71-80 8
B2 61-70 7
C1 51-60 6
C2 41-50 5
D 33-40 4
E1 21-32 -
E2 20 & Below -

TN 12th Result Revaluation

Tamil Nadu 12th Exams 2025: Revaluation

Students who are not satisfied with their marks in Tamil Nadu 12th Result 2025 can fill up the form for revaluation or rechecking of answer sheets. After the 12th main result, students will be given a few days to apply for rechecking. The applications for rechecking will begin in the first week of May 2025.

The fee for re-totalling the marks is Rs. 205 for each subject. Rs. 305 for subjects consisting of two papers and Rs. 505 per subject for revaluation.

Tamil Nadu 12th revaluation results are expected in June 2025. Students can follow all the steps given below to check the result.

Step 1: Visit the official website www.dge.tn.gov.in.
Step 2: Click on the link “Results” and go to ‘Tamil Nadu 12th Revaluation/Retotal Result 2025’.
Step 3: Log in with the Application number/Hall ticket number.
Step 4: Click on the submit button to view the result.
Step 5: Download and take a printout of Tamil Nadu 12th Revaluation Result.

Note: In case any student gets higher marks in revaluation he/she will be provided a new mark sheet from the respective schools.


TN 12th Supplementary Exam

Tamil Nadu 12th Supplementary Exam 2025

The supplementary exams will be conducted for students who did not pass one or more subjects in Tamil Nadu 12th Exam 2025. The board will release the date sheet for Tamil Nadu 12th supplementary exams 2025 soon on its official website.

The supplementary exams will tentatively be conducted in June 2025 and the results will be announced in July 2025. To apply for Tamil Nadu 12th Supplementary Exams, students need to pay a required fee before the last date for submission of the application form. Here are the key highlights of TN Class 12 Supplementary Exam 2025:

Particulars Details
Conducting Authority Directorate of Government Examinations, Tamil Nadu
Exam name Higher Secondary Certificate Examinations, Tamil Nadu 2025
Exam Dates June, 2025
Result Release Date July 2025 (Tentative)
Official Website www.dge.tn.gov.in

TN 12th Registration

Tamil Nady 12th Supplementary Exam 2025 Datesheet

Tamil Nadu class 12th supplementary exam datesheet has been announced as tabulated below:

Dates Subjects
June 24, 2025 Part I- Language
June 25, 2025 Part II- English
June 26, 2025 Part III- Communicative English, Ethics and Indian Culture, Computer Science, Computer Applications, Biochemistry, Advanced Language (Tamil), Home Science, Political Science, Statistics, Nursing (Vocational), Basic Electrical Engineering
June 27, 2025 Part III- Chemistry, Accountancy, Geography,
June 28, 2025 Part III- Physics, Economics, Computer Technology, Employability Skills
June 29, 2025 Part III- Biology, Botany, History, Business Mathematics and Statistics, Basic Electronics Engineering, Basic Civil Engineering, Basic Automobile Engineering, Basic Mechanical Engineering, Textile Technology, Office Management and Secretaryship
July 1, 2025 Part III- Mathematics, Zoology, Commerece, Microbiology, Nutrition and Dietetics, Textile and Dress Designing, Food Service Management, Agricultural Science, Nursing (General)

Tamil Nadu 12th Registration 2023-24

Tamil Nadu 12th Registration 2025 process tentatively starts in November for both open and regular students. Students will have to fill out Tamil Nadu 12th Registration form under the guidance of the respective school authorities. They will have to submit the duly filled application form to their respective schools along with the requisite fee as per Tamil Nadu Board instructions.

Private students can get the application form from the official website of Tamil Nadu Board. Here are the steps to register for the Tamil Nadu 12th Exam 2025.

For Regular Students

Regular students can register for Tamil Nadu 12th Exams 2025 through their schools.

  • Visit the school in your Tamil Nadu state on the announced date and collect the application form from the school.
  • Fill in all the details carefully and attach all the Xerox copies of your documents.
  • Get the signatures of the parents/guardians on the application form before submitting it.
  • Submit the form to the school authorities along with the fee.

For Private Students

The steps to be followed to submit Tamil Nadu 12th Registration form for private students are as follows:

  • Visit the official website of the Tamil Nadu Board www.dge.tn.gov.in.
  • Click on the ‘Services’ section, and click on the ‘Higher Secondary Examination’.
  • Fill in all the required details in the application form. Pay the fee amount online.
  • Click the ‘Submit’ button
  • Download the application/registration form and use it for future purposes.

TN 12th Date Sheet

Tamil Nadu 12th Time Table 2025

The theory exams of Tamil Nadu Class 12 were conducted from March 1 to March 22, 2025. Students can check the complete timetable from the table below:

Exam Dates Subjects
March 1, 2025 Language (Part I)
March 5, 2025 English (Part II)
March 8, 2025 Communicative English, Ethics and Indian Culture, Computer Science, Computer Applications, Biochemistry, Advanced Tamil, Home Science, Political Science, Statistics, Nursing (Vocational), Basic Electrical Engineering (Part III)
March 11, 2025 Chemistry, Accountancy, Geography (Part III)
March 15, 2025 Physics, Economics, Computer Technology, Employability Skills (Part III)
March 19, 2025 Mathematics, Zoology, Commerce, Micro Biology, Nutrition and Dietetics, Textile and Dress Designing, Food Service Management, Agricultural Science, Nursing (General) (Part III)
March 22, 2025 Biology, Botany, History, Business Mathematics and Statistics, Basic Electronics Engineering, Basic Civil Engineering, Basic Automobile Engineering, Basic Mechanical Engineering, Textile Technology, Office Management and Secretaryship (Part III)

How to Download Tamil Nadu 12th Time Table 2025?

Steps to download Tamil Nadu 12th Time Table 2025 are given below:

  • Visit the official website of Tamil Nadu Board at www.dge.tn.gov.in.
  • Click on the ‘Examinations’ link.
  • Click on the ‘Higher Secondary Examination’ link.
  • Download Tamil Nadu 12th Time Table 2025 displayed on the screen and take a printout for future reference.

TN 12th Exam Pattern

Tamil Nadu 12th Exam Pattern 2023-24

According to Tamil Nadu 12th Exam Pattern 2023-24, in theory exams, students have to score a minimum of 40 marks out of 150, and in practical exams, students have to score 30 marks out of 50. Overall, students need a minimum of 70 marks out of 200 marks to qualify and clear the exam successfully. The exam pattern for Tamil Nadu 12th Exam 2025 is as follows:

Exam Duration Subjects
Part I- Language 3 Hours Tamil, Hindi, Kannada, Telugu, Malayalam, Urdu, Sanskrit, Arabic, French, and German
Part II- English 3 Hours English
Part III- Any 4 subjects 3 Hours Any 4 subjects from General Stream Papers or Vocational Stream Papers.

TN 12th Marking Scheme

Tamil Nadu 12th Marking Scheme 2025

Students should secure a minimum of 35 marks out of 100 marks in each subject to pass. The aggregate marks scored by the candidates should also be a minimum of 35%. The same rule is applicable to both practical and written exams. The subject-wise marking schemes are given below.

Tamil Nadu 12th English Marking Scheme 2025

The English marking scheme for Tamil Nadu 12th Exam 2025 is as follows:

Sections Units/ Sub-Units Marks
A Supplementary Reader 25
B Learning Competency 15
C Occupational Competency 15
D Strategic Competency 5
E Creative Competency 10
F Extensive Reading 10
Total - 80

Tamil Nadu 12th Accountancy Marking Scheme 2025

The Accountancy marking scheme for Tamil Nadu 12th Exam 2025 is as follows:

Sections Number of Questions Questions to be Answered Theory Based Problem-Based Marks per Each Question Total Marks
A 30 30 18 12 1 30
B 14 10 7 7 5 50
C 8+1 5 3 2 12 60
D 5+1 3 - 30 20 60

Tamil Nadu 12th Mathematics Marking Scheme 2025

The Mathematics marking scheme for Tamil Nadu 12th Exam 2025 is as follows:

Sections Total Questions Questions to be Answered Total Marks
Section A Objective 40 40 40
Section B Very Short 16 (Either-Or) 10 60
Section D Long 16 (Either-Or) 10 100
Total 72 60 200

Tamil Nadu 12th Physics Marking Scheme 2025

The Physics marking scheme for Tamil Nadu 12th Exam 2025 is as follows:

Sections Marks for Each Question Total Questions Questions to be Answered Total Marks
Section A Objective 1 30 30 30
Section B Very Short 3 20 15 45
Section C Short 5 12 7 35
Section D Long 10 8 4 40
Total - 70 56 150

Tamil Nadu 12th Chemistry Marking Scheme 2025

The Chemistry marking scheme for Tamil Nadu 12th Exam 2025 is as follows:

Parts Number of Questions Marks Allotted
I 30 30
II 15 45
III 7 35
IV 4 40

Tamil Nadu 12th Biology Marking Scheme 2025

The Biology marking scheme for Tamil Nadu 12th Exam 2025 is as follows:

Sections Marks for Each Question Total Questions Questions to be Answered Total Marks
Section A Objective 1 30 30 30
Section B Very Short 3 20 15 45
Section C Short 5 12 7 35
Section D Long 10 8 4 40
Total - 70 56 150

Tamil Nadu 12th History Exam Marking Scheme 2025

The History marking scheme for Tamil Nadu 12th Exam 2025 is as follows:

Sections Marks for Each Question Total Questions Questions to be Answered Total Marks
Section A Objective 1 45 45 45
Section B Very Short 3 20 15 45
Section C Short 5 12 10 60
Section D Essay 10 7 5 50
Map Questions - 1 1 -
Total - 75 60 200

Tamil Nadu Geography Marking Scheme 2025

The Geography marking scheme for Tamil Nadu 12th Exam 2025 is as follows:

Sections Marks for Each Question Total Questions Questions to be Answered Total Marks
Section A Objective 1 50 50 50
Section B Very Short 3 20 15 30
Section C Short 5 9 6 30
Section D Long 10 7 4 40
Total - 70 56 150

TN 12th Syllabus

Tamil Nadu 12th Syllabus 2023-24

Tamil Nadu 12th Syllabus 2023-24 has been released by the board. Students can download the syllabus for all subjects from the official website. The subject-wise syllabus is also provided below.

Tamil Nadu English Language I Syllabus 2025

The English Language I Syllabus for Tamil Nadu 12th Exam 2025 is tabulated below:

Section Topics
Prose Two Gentlemen of Verona, In Celebration of Being Alive, The Chair, On the Rule of the Road
Poetry Our Casuarina Tree, All the World’s a Stage, Ulysses, A Father to his Son
Supplementary God sees the Truth but Waits, The Midnight Visitor, All Summer in a Day
Grammar Tenses, Modal Auxiliaries, Reported Speech, Prepositions, Connectives, Active and Passive Voice, Conjunctions, Non-finite Verbs, Articles and Determiners, Interrogatives, Degrees of Comparison

Tamil Nadu 12th Maths Syllabus 2025

The Maths Syllabus for Tamil Nadu 12th Exam 2025 is tabulated below:

Chapter Important Topics
Applications of Matrices and Determinants The inverse of a non-singular square matrix, adjoint of a square matrix, properties of inverses of matrices, Row-Echelon form
Complex Numbers Powers of imaginary unit, properties of complex numbers, geometrical representation of conjugate of a complex number, properties of complex conjugates
Theory of Equations Basics of polynomial equations, types of polynomial equations, quadratic equations, Vieta’s formulae
Inverse Trigonometric Functions Domain and range of trigonometric functions, graphs of functions, inverse functions, amplitude and period of a graph
Two-Dimensional Analytical Geometry – II Circle, equation of a circle in standard form, conics, parabola, hyperbola, geometric description of conic section
Applications of Vector Algebra Scalar product and vector product, application of dot and cross products in geometry, vector triple product
Applications of Differential Calculus Meaning of derivatives, derivative as a rate of change, tangent and normal
Differentials and Partial Derivatives Linear approximation and differentials, absolute error, relative error, and percentage error
Applications of Integration Fundamental theorems of integral calculus, improper integrals, reduction formulae, gamma integral
Ordinary Differential Equations Differential equation, order, and degree, formation of differential equations, solution of the first-degree and first-order differential equations, applications of first-order ordinary differential equations
Probability Distributions Random variable, types of random variable, discrete random variables, cumulative distribution function, continuous distributions
Discrete Mathematics Binary operations, some binary operations on Boolean Matrices, modular arithmetic, logical connectives, and truth tables

Tamil Nadu 12th Physics Syllabus 2025

The Physics Syllabus for Tamil Nadu 12th Exam 2025 is tabulated below:

Chapter Important Topics
Electrostatics Electric charges, Coulomb’s law, superposition principle, electric field and electric dipole, Gauss’s law, electric flux
Current Electricity Electric current, Ohm’s law, energy and power in electrical circuits, Kirchhoff’s rule
Magnetism and Magnetic Effects of Electric Current Properties of magnets, Ampere Circuital law, Lorentz force
Electromagnetic Induction and Alternating Current Electromagnetic induction, self-induction, induced emf, transformer, alternating current power in AC circuits, oscillation in LC circuits
Electromagnetic Waves Displacement current and Maxwell’s correction to Ampere’s Circuital Law, electromagnetic waves, types of spectrum emission and absorption spectrum
Ray Optics Ray optics, spherical mirrors, refraction, prism
Wave Optics Theories on light, wave nature of light, interference, diffraction, optical instruments
Dual Nature of Radiation and Matter Electron emission, matter waves, photo-electric effect, X-rays
Atomic and Nuclear Physics Electric discharge through gases, cathode rays, atomic spectra, nuclear force, nuclear fission, nuclear fusion
Electronics and Communication Systems Energy band diagram, diode, bipolar junction transistor, modulation and demodulation
Recent Developments in Physics Nano-science and Nano-technology, robotics

Tamil Nadu 12th Chemistry Syllabus 2025

The Chemistry Syllabus for Tamil Nadu 12th Exam 2025 is tabulated below:

S.No. Chapter Important Topics
1. Metallurgy Occurrence of metals, concentration of ores, extraction of crude metal, refining
2. p-Block Elements – I General trends in properties of p-block elements, Group 13 elements, Group 14 elements
3. p-Block Elements – II Group 15 elements, oxygen, Group 17 elements
4. Transition and Inner Transition Elements Position of d- d-block elements in the periodic table, electronic configuration, important compound of transition elements, f-block elements
5. Coordination Chemistry Coordination compounds and double salts, nomenclature of coordination compounds, theories of coordination compounds
6. Solid State Crystal lattice and unit cell, primitive and non-primitive unit cell, imperfections in solids
7. Chemical Kinetics Rate of chemical reaction, molecularity, integrated rate equation, Arrhenius equation
8. Ionic Equilibrium Acids and bases, ionisation of water, pH scale, common ion effect, buffer solution, solubility product
9. Electrochemistry The conductivity of electrolytic solution, variation of molar conductivity with concentration, thermodynamics of cell reactions, Nernst equation
10. Surface Chemistry Adsorption and absorption, positive and negative catalysis, colloid, dispersion phase and dispersion medium
11. Hydroxy Compounds and Ethers Classification of alcohols, IUPAC nomenclature
12. Carbonyl Compounds and Carboxylic Acids Nomenclature of aldehyde and ketones, structure of carbonyl group, preparation and properties of aldehydes and ketones
13. Organic Nitrogen Compounds Nitro compounds, amines
14. Biomolecules Carbohydrates, proteins, nucleic acids

Tamil Nadu 12th History Syllabus 2025

The History Syllabus for Tamil Nadu 12th Exam 2025 is tabulated below:

S.No. Chapter
1. Rise of Nationalism in India
2. Rise of Extremism and Swadeshi Movement
3. Impact of World War I on the Indian Freedom Movement
4. Advent of Gandhi and Mass Mobilisation
5. Period of Radicalism in Anti-Imperialist Struggles
6. Introduction to Communalism in Nationalist Politics
7. Last Phase of the Indian National Movement
8. Reconstruction of Post-Colonial India
9. Envisioning a New Socio-Economic Order
10. The Age of Revolutions
11. Imperialism and its Slaught
12. Introduction to the Outbreak of World War II and its Impact on Colonies
13. The World after World War II

Tamil Nadu 12th Economics Syllabus 2025

The Economics Syllabus for Tamil Nadu 12th Exam 2025 is tabulated below:

S.No. Chapter Topics
1. Introduction to Macroeconomics Introduction and meaning of macroeconomics, economic system, capitalist economy
2. National Income Gross Domestic Product (GDP), Gross National Product (GNP), per capita income, real income, GDP deflator
3. Theories of Employment and Income Meaning of full employment, unemployment and its types, Say’s Law of Market
4. Consumption and Investment Functions Meaning of Consumption function, technical attributes of the consumption function, multiplier, Accelerator principle
5. Monetary Economics Money, functions of money, supply of money, quantity theories of money, inflation, trade cycle
6. Banking Commercial banks, central bank, NABARD and its role in agricultural credit, RBI and industrial finance, recent advancements in the banking sector
7. International Economics Subject matter of International Economics, gains from international trade, terms of trade, balance of trade vs. balance of payments
8. International Economic Organization International Monetary Fund, International Bank for Reconstruction and Development of Bank or World Bank, World Trade Organization, Association of South East Asian Nations (ASEAN)
9. Fiscal Economics Meaning of public finance, functions of modern state, public expenditure, public revenue
10. Environmental Economics Ecosystem, pollution, global warming
11. Economics of Development and Planning Planning, types of planning, NITI Aayog
12. Introduction to Statistical Methods and Econometrics Etymology and milestones of statistics at the global level, characteristics and functions of statistics

TN 12th Admit Card

Tamil Nadu 12th Hall Ticket 2025

Tamil Nadu 12th Hall Ticket 2025 were available for download from February 19, 2025, for private candidates. The hall tickets for regular candidates were also released in the last week of February 2025. Schools can download Tamil Nadu 12th Admit Card of regular students using their login credentials. Students can collect the same from their respective schools. Private candidates can download their admit cards directly from the official website using their application number and date of birth. 

The details mentioned in Tamil Nadu 12th Admit Card are as follows:

  • Student's Name
  • Gender
  • Father’s & Mother’s Name
  • Date of Birth
  • Roll Number
  • Subjects & Subject Code
  • Test Centre Details
  • Date and Time of the Exam
  • Centre Name and Code
  • Photograph and Signature of Student
  • Important Instructions

Steps to Download Tamil Nadu 12th Admit Card 2025

Follow the below-given steps to download Tamil Nadu 12th Admit Card 2025 for regular students:

Step 1: School authorities have to visit the official Tamil Nadu 12th website - www.dge.tn.gov.in
Step 2: Click on the ‘Examinations’ link.
Step 3: Click on the ‘Higher Secondary Examination’.
Step 4: Click on the link ‘Higher Secondary Hall Ticket 2025’.
Step 5: Fill in all the credentials.
Step 6: Download the hall ticket, and distribute it to students.

Correction of Errors in Tamil Nadu 12th Admit Card 2025

The admit card consists of all the important information for students appearing for Tamil Nadu 12th Exam such as student's name, parent's name, roll number, session of examination, date of examination, and subjects with dates and timing.

  • In case Tamil Nadu 12th Admit Card is misplaced, the student should immediately consult the school authority.
  • In case of any discrepancies in the admit card, the student must approach the school authority for rectification.
  • Admit card should be stamped and signed by the school principal.

Tamil Nadu 12th Exam Day Guidelines

Some important instructions students appearing for Tamil Nadu 12th Exams are given below:

  • Students must carry their admit cards with them for every exam.
  • Students must reach the exam hall 30 minutes earlier to the exam time.
  • Electronic gadgets such as mobile phones, tabs, smartwatches and calculators are strictly prohibited in the exam center.
  • Students must carry their stationery items like pens, pencils, erasers, geometry boxes, etc. as sharing is not allowed in the exam hall.
  • Question papers will be distributed 15 minutes before the exam time. Students should utilize this time for reading the question paper.
  • Malpractices like cheating or copying will debar the examinee from the TN Class 12th exam.

Frequently Asked Questions

Frequently Asked Questions

Ques. What are the passing marks for Tamil Nadu 12th Exam 2025?

Ans. The passing marks for Tamil Nadu 12th Exam 2025 is 35% in each subject in both theory and practical.

Ques. What will be the difficulty level of Tamil Nadu 12th Exam 2025?

Ans. The difficulty level of Tamil Nadu 12th Exam varies from subject to subject. According to academic experts, the overall difficulty level can be described as easy to moderate.

Ques. Can students use Tamil Nadu 12th online marksheet 2025 during the admission process?

Ans. The online Tamil Nadu 12th marksheet is considered just a provisional certificate. It will be accepted as a temporary document only. The original certificate Tamil Nadu 12th Exam will have to be submitted later.

Ques. When will students get their Tamil Nadu 12th original marksheet 2025?

Ans. Students will get their Tamil Nadu Board 12th original marksheet 2025 from the school within 12-15 days from the date of declaration of the result on the website. Candidates can collect the original marksheet from their respective schools in Tamil Nadu.

Ques. Where can I check Tamil Nadu 12th Result 2025?

Ans. Candidates can download Tamil Nadu 12th Result 2025 from the official website www.dge.tn.gov.in or tnresults.nic.in using their registration number and date of birth.

*The article might have information for the previous academic years, which will be updated soon subject to the notification issued by the University/College.

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