UPSC IES / ISS Examination 2025 – Download Question Papers (All Papers PDF)
The Union Public Service Commission (UPSC) has officially conducted the Indian Economic Service (IES) and Indian Statistical Service (ISS) Examination 2025 — one of India’s most prestigious national-level exams for recruiting talented professionals in economics, finance, and statistics to serve in various Government of India ministries and departments.
If you are preparing for the 2026 attempt or appeared in 2025, this article provides official download links for all IES & ISS papers, including:
- General Studies
- General English
- Indian Economics
- General Economics Paper I, II, III
- Statistics Paper I, II, III, IV
By downloading and analyzing the 2025 question papers, you can gain a clear understanding of UPSC’s updated pattern, difficulty level, and topic trends.
Overview of UPSC IES / ISS Examination 2025
| Particulars | Details |
|---|---|
| Exam Name | Indian Economic Service / Indian Statistical Service Examination 2025 |
| Conducting Authority | Union Public Service Commission (UPSC) |
| Post Names | Indian Economic Service (IES) / Indian Statistical Service (ISS) Officers |
| Category | Central Government (Group A Gazetted) |
| Exam Date | 21st June 2025 (Expected) |
| Mode of Exam | Pen & Paper (Descriptive) |
| Total Marks (Written) | 1000 |
| Interview Marks | 200 |
| Official Website | https://upsc.gov.in |
UPSC IES / ISS 2025 – Exam Structure
The examination consists of two stages:
Written Examination (1000 Marks)
Interview / Viva Voce (200 Marks)
Both the IES and ISS exams contain compulsory and optional papers, varying based on the stream.
Exam Pattern – IES vs ISS
| Paper | Subject | Marks | Duration |
|---|---|---|---|
| Common Papers (for both IES & ISS) | |||
| Paper I | General English | 100 | 3 Hours |
| Paper II | General Studies | 100 | 3 Hours |
| Indian Economic Service (IES) | |||
| Paper III | General Economics – I | 200 | 3 Hours |
| Paper IV | General Economics – II | 200 | 3 Hours |
| Paper V | General Economics – III | 200 | 3 Hours |
| Paper VI | Indian Economics | 200 | 3 Hours |
| Indian Statistical Service (ISS) | |||
| Paper III | Statistics – I (Objective) | 200 | 2 Hours |
| Paper IV | Statistics – II (Objective) | 200 | 2 Hours |
| Paper V | Statistics – III (Descriptive) | 200 | 3 Hours |
| Paper VI | Statistics – IV (Descriptive) | 200 | 3 Hours |
Download UPSC IES / ISS 2025 Question Papers (Official PDFs)
Here’s the direct link table for all subject-wise question papers:
| Paper Name | Download Link | Source |
|---|---|---|
| General English (2025) | Download PDF | UPSC Official |
| General Studies (2025) | Download PDF | UPSC Official |
| General Economics Paper I (2025) | Download PDF | UPSC Official |
| General Economics Paper II (2025) | Download PDF | UPSC Official |
| General Economics Paper III (2025) | Download PDF | UPSC Official |
| Indian Economics (2025) | Download PDF | UPSC Official |
| Statistics Paper I (2025) | Download PDF | UPSC Official |
| Statistics Paper II (2025) | Download PDF | UPSC Official |
| Statistics Paper III (2025) | Download PDF | UPSC Official |
| Statistics Paper IV (2025) | Download PDF | UPSC Official |
UPSC IES 2025 – Subject-wise Paper Review
General English (100 Marks)
- Essay Writing on Economic and Social Issues
- Precis Writing and Comprehension
- Grammar, Vocabulary, and Sentence Correction
Difficulty Level: Moderate
General Studies (100 Marks)
- Indian Polity, Economic Development, Environment, Current Affairs
- Focus on Sustainable Growth and Fiscal Management
Difficulty Level: Moderate to Tough
General Economics Paper I, II, III
- Micro & Macro Economics
- Public Finance, International Trade
- Growth & Development Theories, Econometrics
Difficulty Level: Tough – Conceptual & Analytical
Indian Economics
- Indian Economy Post-1991
- Fiscal Policy, Planning, Agriculture & Industrial Sectors
- Poverty, Unemployment, and Inclusive Growth
Difficulty Level: Moderate
UPSC ISS 2025 – Subject-wise Paper Review
Statistics Paper I (Objective)
- Probability, Sampling, Estimation, and Hypothesis Testing
- 60 MCQs covering fundamental theory
Difficulty Level: Moderate
Statistics Paper II (Objective)
- Regression, Correlation, Time Series, and Index Numbers
Difficulty Level: Moderate to Tough
Statistics Paper III (Descriptive)
- Linear Models, ANOVA, Statistical Inference, and Design of Experiments
Difficulty Level: High
Statistics Paper IV (Descriptive)
- Operations Research, Multivariate Analysis, and Demography
Difficulty Level: Very High
Difficulty Analysis – UPSC IES / ISS 2025
| Paper | Difficulty | Key Observation |
|---|---|---|
| General English | Moderate | Standard essay + grammar questions |
| General Studies | Moderate–Tough | More environment & economy-focused |
| General Economics I | Tough | Theoretical models and derivations |
| General Economics II | Tough | Data analysis and fiscal questions |
| General Economics III | Tough | Analytical and descriptive writing |
| Indian Economics | Moderate | Policy & planning-based questions |
| Statistics I & II | Moderate | Objective but calculation-heavy |
| Statistics III & IV | Tough | Advanced statistics and OR questions |
Importance of Practicing 2025 Papers
Solving 2025 question papers will help you to:
Understand UPSC’s latest trend and structure
Identify repeated question patterns
Strengthen answer-writing speed and accuracy
Build confidence before the 2026 exam
Evaluate readiness across theory and data-based papers
“Every UPSC topper studies past 3 years’ papers — they reveal what UPSC expects, not what coaching suggests.”
Preparation Strategy for 2026 (Based on 2025 Papers)
For IES Aspirants (Economics Background)
You can focus on analytical topics — Micro, Macro, Development, and Econometrics.
You can read government reports like Economic Survey, Union Budget, and NITI Aayog documents.
You can practice diagrams and derivations neatly — UPSC values presentation.
You can attempt at least one mock descriptive paper per week.
You can revise theories from Dornbusch & Fischer, Ahuja, and Mankiw.
For ISS Aspirants (Statistics Background)
You can practice numerical problems daily — especially from past 5 years.
You can focus on Time Series, Sampling, and Probability Distributions.
You can learn to structure descriptive answers in tabular and formula formats.
You can attempt objective tests within time — accuracy is key.
You can refer books like Mood & Graybill, Gupta & Kapoor, and Goon & Gupta.
Marks Weightage Trend (Based on 2025 Paper Analysis)
| Subject | 2024 Weightage | 2025 Weightage | Trend |
|---|---|---|---|
| Micro & Macro Economics | 28% | 30% | ↑ Increase |
| Public Finance | 15% | 14% | ↓ Slight Drop |
| International Economics | 12% | 13% | ↔ Stable |
| Statistics – Inference | 20% | 21% | ↑ Increase |
| OR & Demography | 10% | 11% | ↑ |
| Current Economic Affairs | 15% | 11% | ↓ |
Conclusion
The UPSC IES/ISS 2025 Question Papers are a goldmine for serious aspirants aiming for the 2026 exam.
These papers reflect the true UPSC standards — analytical, conceptual, and policy-oriented — which test both intellectual depth and clarity of expression.
By practicing General English, General Studies, and all Economics & Statistics papers, You can:
Master UPSC’s descriptive answer style
Identify key recurring concepts
Boost confidence before the Mains stage
Prepare strategically for the final interview
Stay tuned to www.ExamGuru.org.in for:
- Updated 2025 Paper PDFs
- Answer Keys
- Cutoff & Result Updates
- Expert preparation tips for UPSC IES/ISS 2026
“Economics explains the past; Statistics predicts the future — UPSC IES/ISS demands both.”
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