The Indian Administrative Services (IAS) is conducted by the union public service commission (UPSC).

As per your request, I am going to tell you about the IAS Exam form dates.

CIVIL SERVICES (PRELIMINARY) EXAM 2015:-

Date of Notification:- 16.05.2015
Last date for receipt of applications:- 12.06.2015 (FRIDAY)
Date of commencement of Examination:- 23.08.2015 (SUNDAY)
Duration of the Exam:- 1 DAY

CIVIL SERVICES (MAIN) EXAM 2015:-

Date of commencement of Examination:- 18.12.2015 (FRIDAY)
Duration of the Exam:- 5 DAYS

Here, I am giving you IAS prelim exam syllabus

CSAT Paper I: 200 Marks; Duration: Two Hours; Number of Questions: 100
Current Affairs: Events of national and international importance
History of India and Indian National Movement
Indian and World Geography - Physical, Social, Economic geography of India and the World.
Indian Polity and Governance – Constitution, Political System, Panchayati Raj, Public Policy, Rights Issues, etc.
Economic and Social Development – Sustainable Development, Poverty, Inclusion, Demographics, Social Sector Initiatives, etc.
General issues on Environmental Ecology, Bio-diversity and Climate Change (no subject specialization required)
General Science

CSAT Paper II: 200 Marks; Duration: Two Hours; Number of Questions: 80
Comprehension
Interpersonal skills including communication skills
Logical reasoning and analytical ability
Decision making and problem solving
General mental ability
Basic numeracy (numbers and their relations, orders of magnitude etc.) (Class X level), Data Interpretation (charts, graphs, tables, data sufficiency etc. - Class X level)
English Language Comprehension skills (Class X level).
Questions relating to English Language Comprehension skills of Class X level. (will be tested through passages from English language only without providing Hindi translation)