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UPSC IES/ISS Syllabus 2023 for Prelims and Mains, and Exam Pattern

UPSC IES/ISS Syllabus

Both the IES and ISS written exams have a total of 1000 marks and 5 disciplines. The viva-voce or interview test carries a 200-mark maximum. Candidates who pass both rounds of testing are hired. Every candidate must be familiar with the syllabus in order to strategically prepare for the examination. Get all the information regarding the exam’s patterns, subjects, and topics in this post.

UPSC IES/ISS Examination 2023 Overview

Exams for Indian Economic Services and Indian Statistical Services have different syllabus, prerequisites, and formats. They are barely distinguishable from one another. The Indian Economic Service and Indian Statistical Services are critically summarised below.

UPSC IES/ISS Examination 2023 Overview

Particulars Details
Name of the Examination IES Indian Economical Services ISS Indian Statistical Services
Conducting Body UPSC Union Public Service Commission
Frequency Once in a year
Mode of Application Online
Mode of Examination Offline
Application Fee Rs. 200
Exam Levels Part I: Written Examination
Part II: Viva Voce
Language English
Official Website IES ISS

UPSC Indian Statistical Services Syllabus

The syllabus of ISS includes 2 general papers as General English and General Studies. Here are the syllabus of UPSC ISS 2023 separately for better understanding:

General English Syllabus

Writing Essay General English language and vocabulary
Summary of Precis Writing Passages

General Studies Syllabus

General Knowledge Geography
Current Affairs Current events
History of India

Statistics-I (MCQ Type)

Probability Statistical Methods
Intraclass correlation Concept of interpolation and extrapolation
Frequency of distribution Bivariate normal distribution
Order statistics Ratios
Frequency Distribution Data/Charts/Diagrams/Histograms
Numerical analysis Computer applications
Data processing Basics of computer security
Operations of computer The finite-difference of different orders
Low and High-level languages Inverse Interpolation
Numerical Differentiations Summation of Sets
Basics of Programming Numerical solutions of differential equations

Statistics-II

Linear Models Statistical Interferences
Hypothesis testing Official Statistics
National Accounts Index Numbers
Estimation Methods Theory of linear estimation
Normal equations Important surveys and census
Error and estimation space Characteristics of good estimators
Socio-economic Indicators National and International Official statistics
Misc Population Census
Sector-wise statistics National Statistical organization

Statistics-III(Descriptive)

Sampling of Techniques Econometrics
Applied Statistics Nature of economics
Index Numbers Systematic sampling
Sampling with probability proportional to the size Coherence and variance function
Time series analysis Simultaneous linear equation model

Statistics-IV (Descriptive) (50% weightage)

Operation Research and Reliability Demography and Vital Search
Survey analysis and clinical Trial Quality Control
Multivariate Analysis Design and Analysis of Experiment
Computing with C language and R language

UPSC Indian Economic Services Syllabus

The syllabus of IES includes 2 general papers as General English and General Studies. Here is the syllabus of UPSC IES 2023 separately for better understanding:

General English

Writing an Essay General English language and vocabulary
Summary of Precis Writing Passages

General Studies

General Knowledge Geography
Current Affairs Current events
History of India

Part A – General Economics-I

Theory of Consumer Demand Theory of Production
Theory of Value Theory of Distribution
Welfare Economics

Part B: General Economics II

Thought of Economic Different Concepts of national income and Social Accounting
Theory of Employment, output, inflation, and money IS-LM Model Investment savings and Liquidity money supply) and AD-AS (Aggregate Demand-Aggregate Supply) Model
Finance and Capital Markets Basics of endogenous theory
Economic Growth and development International economics
Asian Finance Crisis 19970 Global Finance Crisis 2008
Euro zero crisis Global Institutions

General Economics-III

Public Finance Environmental Economics
Rio process-1992 to 2012 Rio Conventions
UNFFC Carbon markets
Industrial economics State market and planning
Market mechanism Climate change finance and green climate fund

Indian Economics

History of development and planning Federal Finance
Budgetary as well as fiscal policy Unemployment, Poverty, and human development
Agriculture and rural development strategies Industry: Strategy of industrial development
Labour Finance Trade
Money and banking Bilateral trade agreements
Commodity Market In India-spot Role of FMC (Forward Markets Commission)

UPSC IES/ISS Exam Pattern 2023

The candidate must go through two phases of selection, the first of which is a written test and the second of which is a viva-voce or interview. Both IES and ISS applicants will sit for a written exam worth 1000 points. Candidates for the India Statistical Service are required to write descriptive and objective papers. Long and short response questions are included in descriptive papers. The viva-voce or interview test carries a 200-mark maximum.

UPSC IES Exam Pattern 2023

Candidates preparing for IES exam can look into the table below which describes the written examination pattern, subjects, duration of the Indian Economic service examination 2023

UPSC IES Exam Pattern 2023

Subjects Name Marks Allotted Time Allotted
General English 100 3 hours
General Studies 100 3 hours
General Economic-I 200 3 hours
General Economics-II 200 3 hours
General Economics-III 200 3 hours
Indian Economics 200 3 hours
  • Written examination includes 5 subjects for 1000 marks.
  • The duration for every subject is 3 hours

UPSC ISS Exam Pattern 2023

Candidates preparing for ISS exam can look into the table below which describes the written examination pattern, subjects, duration of the Indian Statistical Service examination 2023

UPSC ISS Exam Pattern 2023
Subject Names Marks Allotted Time Allotted
General English 100 3 hours
General Studies 100 3 hours
Statistics-I(Objective) 200 2 hours
Statistics-II(Objective) 200 2 hours
Statistics-III(Descriptive) 200 3 hours
Statistics-IV(Descriptive) 200 3 hours
  • The written test has a 1000-point maximum and covers 5 subjects.
  • The remaining examination will take 3 hours in addition to the 2 hours allotted for statistics I and II.
  • Both Statistics I and II include objective tests with 80 questions each and a 200-point maximum; the exam lasts two ho.
  • Small problems/short questions account for 50% of the descriptive papers in Statistics III and IV, whereas long answer questions make up the remaining 50%. Each section must have at least one mandatory short answer and one mandatory long response question.
  • Both the IES and ISS exams use the same general English and general education papers.

UPSC IES/ISS Interview

A call for the interview will be made to the candidate who passed the written exam. 200 points are awarded for the interview. The examination board representatives will interview the candidate. The purpose of the interview is to determine if the candidate will remain in the position. The purpose of the interview is to further assess the candidate’s general knowledge and abilities in addition to the written examination.

The purpose of the interview procedure is to determine the candidate’s standards, not to perform a strict cross-verification. The candidate will be put to the test on their capacity for leadership as well as their capacity for intellectual curiosity and grasping power. They will also be put through mental agility exams.

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UPSC IES/ISS Syllabus FAQs

Is there any negative marking in the UPSC ISS 2023 Exam?

Yes, there will be a negative marking of 0.33 for the incorrect answer in the Objective Paper.

What is the pattern of IES exam?

UPSC IES/ISS selection process consists of three stages, Preliminary exam, Main exam, and Personal Interview round.

What is the time duration for the Indian economic service examination?

For every paper 3 hours is the maximum time duration allotted by the officials

What are the maximum marks in the written examination of Indian economic service?

The IES written examination is conducted for 1000 marks

What are the maximum marks of the Viva-voce test or Interview?

Viva-voce is conducted for 200 marks

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