I want to know about procedure to become an IAS officer after passing graduation degree ?

To become an IAS officer you must pass Indian administrative examination
Organized by union public service examination ..

here I am giving you information about required eligibility criteria to apply for Indian administrative examination

IAS exam Eligibility Criteria:
You must complete graduation in any discipline from a well recognized university.

Age limit :
21-30 years as on 1st August of the year of Examination.
OBC candidate age limit maximum : 33 years.
SC/ST have 5 years of age relaxation.

Important dates :
Civil Services Preliminary Exam 2014
Notification Date : 17th May 2014
Last dates for Applications : 16th June 2014
Examination will be held on : 24th August 2014

Civil Services Main Exam 2014
Examination will be held on : 14th December 2014

IAS Prelims Syllabus for 2014 UPSC Civil Services Exam
General Studies Paper I
Maximum marks : 200
Number of Questions : 100
Total Time : 120 minutes (02 hours)

Syllabus

1. Current events of national and international importance
2. History of India and Indian national movement
3. Indian and World Geography
4. Indian Polity and governance
5. Economic and social development
6. General issues on environmental ecology, bio-diversity and climate change
7. General Science

General Studies Paper II
Maximum marks : 200
Number of Questions : 80
Total Time : 120 minutes (02 hours)
Syllabus

1. Comprehension
2. Interpersonal skills which include communication skills
3. Logical reasoning & analytical ability
4. Decision making & problem solving
5. General mental ability
6. Basic numeracy
7. English language comprehension skills (Class X level)

IAS Mains Syllabus for 2014 UPSC Civil Services Exam
Paper I (One of the Indian Languages to be selected by the candidate)
Maximum marks : 200
Paper II (English)
Maximum marks : 300
Paper III (Essay)
Maximum marks : 200
Paper IV & V (General Studies)
Maximum marks : 600
Paper VI, VII, VIII, IX (Any two subjects (each having 2 papers) to be selected from the prescribed optional subjects)
Maximum marks : 1200