The Staff Selection Commission conducts the SSC CHSL Exam annually to recruit candidates for various positions like DEO, LDC, and Other Group C Posts. Aspirants preparing for the SSC CHSL 2025 Exam must be aware of the detailed syllabus for Both SSC CHSL Tier 1 and Tier 2. As per the Previous Year’s SSC CHSL Notification, we have designed the complete SSC CHSL Syllabus 2025. Understanding all subject topics is crucial for candidates to excel in both tiers of the examination. In this article, we will provide a comprehensive overview of the SSC CHSL Syllabus for Tier 1 and Tier 2, along with the exam patterns and a direct link to download the SSC CHSL 2025 Syllabus PDF.
SSC CHSL Syllabus
Any update regarding to change in the SSC CHSL Syllabus 2025 will be released along with the Offical SSC CHSL Notification 2025 by the Staff Selection Commission for the SSC CHSL Exam 2025. In the SSC CHSL Syllabus, there are four main subjects and there is one additional subject for the Tier 2 examination.
- General Intelligence & Reasoning (Tier 1 and 2)
- Quantitative Aptitude (Tier 1 and 2)
- General Awareness (Tier 1 and 2)
- English (Tier 1 and 2)
- Computer Knowledge (Tier 2)
SSC CHSL 2025 Selection Process
SSC CHSL 2025 examination has two phases (Tier 1 and Tier 2) and candidates need to clear Both tiers to get selected for various posts in Government Offices. SSC CHSL Tier I is an Objective Multiple Choice Question paper and Tier II will include the three sections having two modules each.
| Tier | Type | Mode |
| Tier I | Objective Multiple Choice | Computer Based (online) |
| Tier II | Objective Multiple Choice + Skill Test & Typing Test Tier II will include three sections having two modules each |
Computer-Based (online) |
SSC CHSL Minimum Qualifying Marks
Minimum qualifying marks in Tier-I, Section-I, Section-II & Module-I of Section-III of Tier-II Examination are as follows:
- UR: 30%
- OBC/ EWS: 25%
- All other categories: 20%
SSC CHSL Tier 1 Exam Pattern
The Staff Selection Commission CHSL Tier-I Examination consists of MCQs Available in Both English and Hindi Languages for Tier 1 and Tier 2 CBT Exam. The SSC CHSL Tier 1 Exam pattern details are as follows:
- Marks Distribution in the Exam:
- Correct Answer: 2 marks.
- Wrong Answer: 0.50 marks will be deducted.
- Exam Time Allotment:
- Regular Candidates: 60 minutes.
- Candidates with Scribe: 80 minutes.
| Subjects | Questions & Marks |
| General Awareness | 25 * 2 = 50 Marks |
| General Intelligence | 25 * 2 = 50 Marks |
| Quantitative Aptitude | 25 * 2 = 50 Marks |
| English Language | 25 * 2 = 50 Marks |
| Total | 100 * 2 = 200 Marks |
SSC CHSL Tier 1 Syllabus
The SSC CHSL Syllabus (Topic-wise) for the Tier 1 exam is given below, check now to crack the exam:
SSC CHSL Reasoning Syllabus
The SSC CHSL Reasoning Syllabus is given in tabular form:
| S. No | Topic (English) |
| 1 | Alphabetical Series |
| 2 | Coding-Decoding |
| 3 | Direction and Distance |
| 4 | Order and Ranking |
| 5 | Blood Relation |
| 6 | Syllogism |
| 7 | Logical Venn Diagram |
| 8 | Sitting Arrangement |
| 9 | Analogy |
| 10 | Classification (Understand Number Patterns and Series) |
| 11 | Number Series |
| 12 | Missing Numbers |
| 13 | Arithmetical Reasoning |
| 14 | Symbols and Notations |
| 15 | Word Formation and Logical Order of Words |
| 16 | Clock |
| 17 | Calendar |
| 18 | Cube, Cuboid and Dice |
| 19 | Statement and Assumption |
| 20 | Statement and Conclusion |
| 21 | Mirror Image |
| 22 | Paper Folding and Paper Cutting |
| 23 | Figure Completion (Embedded Figure, Grouping of Identical Images, Figure Matrix, Formation of Figure) |
| 24 | Non Verbal Reasoning (Series, Analogy and Classification) |
| 25 | Matrix |
| 26 | Statement and Argument Courses of Action |
SSC CHSL Maths Syllabus
The SSC Combined Higher Secondary Level Maths Syllabus is given below:
| S. No | Topic (English) |
| 1 | Number System (Computation of whole numbers; Decimals; Fractions; and Relationships between numbers) |
| 2 | L.C.M and H.C.F |
| 3 | Surds and Indices |
| 4 | Algebraic Identites |
| 5 | Percentage |
| 6 | Profit and Loss |
| 7 | Simple and Compound Interest |
| 8 | Average |
| 9 | Ratio and Proportion |
| 10 | Partnership |
| 11 | Problems with Ages |
| 12 | Time and Work |
| 13 | Pipe and Cistern |
| 14 | Mixture and Alligation |
| 15 | Distance, Time, and Speed |
| 16 | Problems based on Train, Boat, and Stream |
| 17 | Mensuration |
| – Circle and its chords | |
| – Tangents | |
| – Angles subtended by chords of a circle | |
| – Common tangents to two or more circles | |
| – Triangle | |
| – Quadrilaterals | |
| – Regular Polygons | |
| – Right Prism | |
| – Right Circular Cone | |
| – Right Circular Cylinder | |
| – Sphere | |
| – Hemispheres | |
| – Rectangular Parallelepiped | |
| – Regular Right Pyramid with triangular or square base | |
| 18 | Geometry and Co-Ordinate Geometry (Graphs of Linear Equations) |
| 19 | Trigonometry |
| 20 | Height and Distance |
| 21 | Data Interpretation (Histogram; Frequency polygon; Bar diagram & Pie chart) |
SSC CHSL General Awareness (GA) Syllabus
The SSC CHSL General Awareness syllabus topics are given below:
| Subject | Topics |
| General Awareness | 1. Environment and its Societal Applications2. Current Events3. Everyday Observations4. Scientific Aspects5. India and Neighboring Countries |
| History | 1. Indus Valley and Civilization2. Buddhism and Jainism in India3. The Magadha Empire4. Gupta Dynasty5. Delhi Sultanate and Mughal Empire6. India and its Independence |
| Geography | 1. The Universe and the Solar System2. Earth3. Mountains and Rivers4. Hydrosphere, Lithosphere, Atmosphere5. Wind Cyclone6. Climate7. Geological Survey of India8. Indian Climate, Natural Vegetation and Soil |
| Economics | 1. General Economics2. Economic Planning3. National Income of India4. Budget5. Market6. Demand and Supply7. Economic Concepts8. Population of India, Mortality Rate, Unemployment |
| Polity | 1. Constitutional Development of India2. State, Union Territory3. Fundamental Rights4. Directive Principles of State Policy5. Executive, Legislation, Judiciary6. Constitution of India |
| Science | Basic Topics of Chemistry, Physics, and Biology |
SSC Combined Higher Secondary Level English Syllabus
The SSC CHSL English Syllabus is as follows:
1. Noun
2. Pronoun
3. Verb Forms, Syntax, Modals and Tenses
4. Adjectives
5. Adverbs
6. Prepositions
7. Conjunctions
8. Articles
9. Error Detection
10. Fill in the Blanks
11. Antonyms, Synonyms and Homonyms
12. Cloze Passage
13. Rearrangement of Sentences and words
14. Reading Comprehension
15. Sentence Improvement and Spelling Correction
16. Misspelt or Inappropriate Words
17. Idiom/ Phrases
18. One Word Substitution
19. Active/ Passive Voice of Verbs
20. Direct and Indirect Speech
SSC CHSL Tier 2 Exam Pattern
The SSC CHSL Tier 2 Examination is the most important stage for candidates applying for Lower Division Clerk (LDC), Junior Secretariat Assistant (JSA), and Data Entry Operator (DEO) posts. It includes a Computer-Based Test (CBT) and a Skill or Typing Test, according to the post.
1. For SSC CHSL Tier 2 Exam
- Mode: Computer-Based Test (CBT)
- Total Questions: 135
- Total Marks: 405
- Marking Scheme: +3 for correct answers, -1 for incorrect answers
2. Post-Specific Skill & Typing Tests
- For DEO: Skill Test required
- For LDC & JSA: Typing Test required
| Session | Subject | Number of Questions |
| Session-I (2 hours & 15 minutes) |
Section-I: (1 hour) Module-I: Mathematical Abilities Module II: Reasoning and General Intelligence. |
30 30 60*3 = 180 |
| Section II: (1 hour) Module-I: English Language & Comprehension Module II: General Awareness |
40 20 60*3 = 180 |
|
| Section-III: (15 Minutes) Module-I: Computer Knowledge Module |
15*3 = 45 | |
| Session-II 15 Minutes |
Section-III: Module-II: Skill Test/ Typing Test Module |
Part A: Skill Test for DEOs. |
| 10 Minutes | Part B: Typing Test for LDC/ JSA. |
SSC CHSL Syllabus for Typing Test And Skill Test
Candidates had to appear for the skill test or typing test in Tier 2 of the examination. The details of the typing test are as follows:
| Post | Key Depressions Required | Material Provided |
| Skill Test For Data Entry Operator (DEO) | 8,000 per hour Test Duration: 15 minutes |
English document with approx. 2000-2200 key depressions |
| Skill Test For DEO in the Office of the Comptroller and Auditor General of India (C&AG) | 15,000 per hour Test Duration: 15 minutes |
English passage with about 3700-4000 key depressions |
| Typing Test For Lower Division Clerk/ Junior Secretariat Assistant (LDS/JSA) | 10,500 per hour Test Duration: 10 minutes |
English passage with about 9000 key depressions |
SSC CHSL Tier 2 Syllabus for CBT Exam (Revised)
The subjects and topics covered in SSC CHSL Tier 2 are similar to Tier 1, but the questions will be comparatively difficult and tricky. The Tier 2 exam includes a new subject, Computer Knowledge, along with a Skill/Typing Test.
SSC CHSL Mathematical Abilities Syllabus
The SSC CHSL Tier 2 Mathematical Abilities syllabus focuses on candidates’ proficiency in solving mathematical problems, including arithmetic, algebra, geometry, trigonometry, and statistical concepts of class 12th level.
| Units | Topics (English) |
| Number Systems (संख्यात्मक प्रणाली) | Computation of Whole Numbers Decimals and Fractions Relationship between numbers |
| Fundamental Arithmetical Operations (मूलभूत अंकगणितीय क्रियाएँ) | Percentages Ratio and Proportion Square roots Averages Interest (Simple and Compound) Profit and Loss Discount Partnership Business Mixture and Alligation Time and Distance Time and Work |
| Algebra (बीजगणित) | Basic algebraic identities of School Algebra and Elementary surds (simple problems) and Graphs of Linear Equations |
| Geometry (ज्यामिति) | Familiarity with elementary geometric figures and facts: Triangle and its various kinds of centers Congruence and similarity of triangles Circle and its chords Tangents Angles subtended by chords of a circle Common tangents to two or more circles |
| Mensuration (मापन) | Triangle Quadrilaterals Regular Polygons Circle Right Prism Right Circular Cone Right Circular Cylinder Sphere Hemispheres Rectangular Parallelepiped Regular Right Pyramid with triangular or square Base |
| Trigonometry (त्रिकोणमिति) | Trigonometry Trigonometric ratios Complementary angles Height and distances (simple problems only) Standard Identities like sin²θ + cos²θ = 1 |
| Statistics and Probability (आंकड़े और संभावना) | Use of Tables and Graphs Histogram Frequency polygon Bar-diagram Pie-chart Measures of central tendency: mean, median, mode, standard deviation; calculation of simple probabilities |
SSC CHSL Reasoning and General Intelligence Tier 2 Syllabus
Module 2 of Section 1, which covers Reasoning and General Intelligence, includes questions based on verbal and non-verbal reasoning, emotional intelligence, analogy, classification, and logical and analytical reasoning. This section assesses candidates’ mental ability to make decisions and solve problems effectively.
| Topics | Description (English) |
| Semantic Analogy (सामान्यतः समानार्थक) | Recognizing relationships between words based on their meanings. |
| Symbolic Operations (प्रतीकात्मक क्रियाएँ) | Manipulating symbols according to specified rules or patterns. |
| Symbolic/ Number Analogy (प्रतीकात्मक/संख्यात्मक समानार्थक) | Identifying relationships between symbols or numbers. |
| Trends (रुझान) | Identifying patterns or trends in a sequence of data or figures. |
| Figural Analogy (आकृति समानार्थक) | Recognizing similarities between figures. |
| Space Orientation (स्थानिक उन्मुखता) | Understanding spatial relationships and orientation. |
| Semantic Classification (सामान्य वर्गीकरण) | Grouping words based on their meanings or categories. |
| Venn Diagrams (वेन आरेख) | Solving problems based on logical relationships between different sets. |
| Symbolic/ Number Classification (प्रतीकात्मक/संख्यात्मक वर्गीकरण) | Categorizing symbols or numbers based on common properties. |
| Drawing Inferences (तर्क से निष्कर्ष निकालना) | Making logical deductions or conclusions from given information. |
| Figural Classification (आकृति वर्गीकरण) | Categorizing shapes or figures based on common characteristics. |
| Punched Hole/ Pattern-folding & Unfolding (छिद्रित छेद/ पैटर्न-फोल्डिंग और अनफोल्डिंग) | Visualizing how a pattern might look when folded or unfolded. |
| Semantic Series (सामान्य श्रृंखला) | Completing a series of words in logical sequence based on their meaning. |
| Figural Pattern-folding and Completion (आकृति पैटर्न-फोल्डिंग और पूर्णता) | Recognizing patterns and completing figures. |
| Number Series (संख्यात्मक श्रृंखला) | Determining the next number in a sequence following a specific rule. |
| Embedded Figures (एम्बेडेड आकृतियाँ) | Identifying a simple figure hidden within a complex figure. |
| Figural Series (आकृति श्रृंखला) | Identifying the next figure in a sequence. |
| Critical Thinking (समीक्षात्मक सोच) | Evaluating arguments and drawing conclusions. |
| Problem Solving (समस्या सुलझाना) | Finding solutions to complex problems through logical reasoning. |
| Emotional Intelligence (भावनात्मक बुद्धिमत्ता) | Understanding and managing emotions effectively. |
| Word Building (शब्द निर्माण) | Creating words from a given set of letters. |
| Social Intelligence (सामाजिक बुद्धिमत्ता) | Understanding and managing interpersonal relationships. |
| Coding and Decoding (कोडिंग और डिकोडिंग) | Deciphering codes or creating codes based on specific rules. |
| Numerical Operations (संख्यात्मक क्रियाएँ) | Performing operations on numbers following specific rules or patterns. |
Note: For candidates with visual impairments of 40% or more, there won’t be any maps, graphs, diagrams, or statistical data in the Mathematical Abilities and Reasoning and General Intelligence sections.
SSC CHSL English Language and Comprehension Syllabus
Candidates will be examined on their ability to understand written knowledge. Candidates will be given two or more paragraphs to read, which could be from a book or a story, and it is also from a current affairs/social issues editorial or report.
| Sub-Topics | Details |
| Language Proficiency | Vocabulary, Grammar, Sentence structure, Correct usage of synonyms, Antonyms |
| Error Detection | Spot the Error, Fill in the Blanks, Synonyms/Homonyms, Antonyms, Spellings/Detecting misspelled words, Idioms & Phrases, One-word substitution, Improvement of Sentences |
| Voice and Narration | Active/Passive Voice of Verbs, Conversion into Direct/Indirect narration |
| Sentence Structure | Shuffling of Sentence parts, Shuffling of Sentences in a passage, Cloze Passage |
| Comprehension | Comprehension Passage with questions based on given paragraphs, including one paragraph from a book or story and another from a current affairs editorial or a report. |
SSC CHSL General Awareness Syllabus
- Questions are designed to test the candidates’ general awareness of the environment around them and its application to society.
- Questions are also designed to test knowledge of current events and such matters of everyday observation and experience in their scientific aspect as may be expected of an educated person.
| Topic | Details |
| Environment | Understanding of ecological issues, conservation, and sustainability. |
| Society | Knowledge of societal structures, norms, and values. |
| Current Events | Awareness of significant global, national, and local events. |
| Scientific Aspect | Understanding of scientific principles and their application in daily life. |
| History | Understanding of significant historical events and figures in India and neighboring nations. 1. Indus Valley and Civilization 2. Buddhism and Jainism In India 3. The Magadha Empire 4. Gupta Dynasty 5. Delhi Sultanate and Mughal Empire 6. India and its Independence |
| Culture | Knowledge of cultural heritage, traditions, and diversity in India and neighboring countries. |
| Geography | Familiarity with geographical features, landmarks, and physical characteristics of the region. 1. The Universe and the Solar System 2. Earth 3. Mountains and Rivers 4. Hydrosphere, Lithosphere, Atmosphere 5. Wind Cyclone 6. Climate 7. Geological Survey Of India 8. Indian Climate, Natural Vegetation And Soil |
| Economic Scene | Awareness of economic policies, trends, and developments impacting India and neighboring nations. 1. General Economics 2. Economic Planning 3. National Income Of India 4. Budget 5. Market 6. Demand and Supply 7. Economic Concept 8. Population of India, Mortery Rate, Unemployment |
| General Policy | Understanding of governmental policies, laws, and regulations governing India and its neighbors. 1. Constitutional Development of India 2. State, Union Territory 3. Fundamental Rights 4. Directive Principles of State Policy 5. Executive, Legislation, Judiciary 6. Constitution of India |
| Scientific Research | Knowledge of ongoing scientific research and advancements in various fields, both nationally and internationally. |
| Physics | 1. Units and Measurement 2. Waves and Motion 3. Light 4. Work and Energy 5. Heat and Temperature |
| Chemistry | 1. Chemical Symbol and Formulae 2. Atomic Structure 3. Periodic Classification 4. Chemical Bonding 5. Oxidation and Reduction 6. Acid, Bases and Salts 7. Carbon and its Compounds 8. Fuels 9. Metals and Non-Metals 10. Man-Made Substances |
| Biology | 1. Living and Non-Living 2. Cell and Its Structure 3. Genetics 4. Organic Evolution 5. Plant Morphology 6. Plant Diseases 7. Nitrogen Cycle 8. Animal Kingdom 9. Animal Tissue 10. Human Diseases |
SSC CHSL Computer Proficiency Syllabus
| Details | |
| Computer Basics | Organization of a Computer Central Processing Unit (CPU) Input/Output Devices Computer Memory Memory Organization Back-up Devices PORTs Windows Explorer Keyboard Shortcuts |
| Software | Windows Operating System including basics of Microsoft Office like MS Word, MS Excel, PowerPoint, etc. |
| Working with the Internet and e-mails | Web Browsing & Searching Downloading & Uploading Managing an E-mail Account e-Banking |
| Basics of Networking and Cyber Security | Networking Devices and Protocols Network and Information Security Threats (like hacking, viruses, worms, Trojans, etc.) Preventive Measures |
FAQs
1. What is the exam pattern for SSC CHSL 2025?
The SSC CHSL 2025 exam consists of two tiers:
- Tier 1: Objective-type multiple-choice questions (MCQs)
- General Intelligence
- General Awareness
- Quantitative Aptitude
- English Language
- Tier 2: Descriptive test + Skill/Typing test
- Essay and Letter Writing (Descriptive)
- Skill Test for DEO (Data Entry Operator)
- Typing Test for LDC/JSA
2. What is the subject-wise syllabus for SSC CHSL 2025?
- General Intelligence & Reasoning: Analogies, Classification, Coding-Decoding, Blood Relations, Venn Diagrams, etc.
- General Awareness: Current Affairs, History, Geography, Economy, Science, Static GK.
- Quantitative Aptitude: Number System, Algebra, Geometry, Trigonometry, Profit & Loss, Time & Work, etc.
- English Language: Grammar, Vocabulary, Synonyms-Antonyms, Reading Comprehension, Cloze Test.
3. Is there negative marking in SSC CHSL 2025?
Yes, 0.50 marks will be deducted for every incorrect answer in Tier 1. There is no negative marking in Tier 2.
4. What is the typing speed required for the skill test?
- For DEO: 8,000 key depressions per hour
- For LDC/JSA: 35 words per minute (English) or 30 words per minute (Hindi)
5. What are the best books for SSC CHSL 2025 preparation?
- General Awareness: Lucent’s General Knowledge, Manorama Yearbook
- Reasoning: R.S. Aggarwal’s Verbal & Non-Verbal Reasoning
- Quantitative Aptitude: R.S. Aggarwal’s Quantitative Aptitude, Fast Track Objective Arithmetic
- English Language: Wren & Martin’s English Grammar, SP Bakshi’s Objective General English