UPSC IAS Marking Scheme 2020

UPSC IAS Marking Scheme 2020

Before you appear for the most prestigious exam of the country you must understand the marking scheme for it. This will help you to plan your preparation strategy. UPSC exam has three stages Prelims, Mains and Interview. These exams are conducted all through the year. The first exam is UPSC prelims. To appear in the next level one has to clear the first level. To appear in mains, one has to clear prelims. Candidate must have clarity about the exam pattern with its marking scheme. Let’s understand the marking schemes for all the three stages of UPSC exam:

Prelims marking scheme for IAS 2020

UPSC prelims consist of two papers

  1. Paper I-General Studies
  2. Paper II-Civil services aptitude test(CSAT)

UPSC Prelims Exam

Pattern Details

Number of Papers


Type of Questions


Number of Questions in GS Paper 1


Number of Questions in GS Paper 2


Total Marks


Exam Duration

 2 Hours

Negative Marks

1/3rd marks will be deducted for wrong answers 

Medium of Exam

 English and Hindi

Mode of Exam

 Offline - Mark answers on OMR Sheet

Cut off Marks based on

GS Paper 1 alone (GS Paper 2 Qualifying in nature) 

Prelims paper I which is General studies paper has 100 questions if 200 marks each question is of 2 marks. And for wrong answer there is negative marking with deduction of 1/3 marks

Prelims paper II(CSAT) has 80 questions with 200 marks total. To qualify this exam candidate has to score minimum 33% marks.1/3 marks will be deducted for each wrong answer.


Total Marks


Total Number of Questions

Negative Marking

Cut-off Marks

Paper- I (GS)


2 Hours

100 (2 marks per question) 1/3rd of the marks allotted to a question i.e. 0.66 marks will be deducted for each wrong answer. As per decided by UPSC every year. The candidate has to attain the marks equal to or more than the cut-off marks.

Paper-II (CSAT)


2 Hours

80 (2.5 marks per question) 1/3rd of the marks allotted to a question i.e. 0.83 will be deducted for each wrong answer. It is qualifying in nature. It is mandatory to score 33% of the total marks to pass this exam.

UPSC Mains Exam Marking Scheme for 2020:








General Studies-I (Indian History & Culture, History & Geography of the World and Society)


 III General Studies-II (Governance, Constitution, Polity, Social Justice and International Relations)   250
 IV  General Studies-III (Technology, Economic Development, Bio-diversity, Environment, Security and Disaster Management)  250
 V General Studies-IV (Ethics, Integrity and Aptitude)   250
 VI  Optional Subject- Paper 1 250
 VII Optional Subject- Paper 2   250
  Total (Written Test)   1750

IAS marking scheme for interview:

UPSC Interview


IAS Interview Marks

275 Marks (Maximum)

IAS final merit list 2020:

Exam Stage

Total Marks

UPSC IAS Mains Examination


Personality Test (Interview)


UPSC IAS Final Merit List prepared out of 2025

Things to remember:

  • CSAT is a qualifying exam, which means that marks obtained in it will not be counted in final cut off.
  • To clear prelims one has to score cut off marks in Paper I (100-125 marks) and 33% marks in paper II also.
  • Prelims is just a screening test. Prelims marks will not be counted for the final merit list.

UPSC calendar for year 2020 has already been announced. Date mentioned for the starting of exam is 31st May 2020.