The Union Public Service Commission have been entrusted with the following duties and role under the Constitution:
1.Recruitment to services & posts under the Union through conduct of competitive examinations;
2.Recruitment to services & posts under the Central Government by Selection through Interviews;
3.Advising on the suitability of officers for appointment on promotion as well as transfer-on-deputation;
4.Advising the Government on all matters relating to methods of Recruitment to various services and posts;
5.Disciplinary cases relating to different civil services; and
6.Miscellaneous matters relating to grant of extra ordinary pensions, reimbursement of legal expenses etc.
The major role played by the Commission is to select persons to man the various Central Civil Services and Posts and the Services common to the Union and States (viz. All-India Services).
Examinations Conducted by UPSC (Overview)
1. Civil Services (Preliminary) Examination (In May)
2. Civil Services (Main) Examination (In Oct/Nov)
3. Indian Forest Service Examination (In July)
4. Engineering Services Examination (In June)
5. Geologist Examination (in December)
6. Special Class Railway Apprentices Examination (In July)
7. National Defence Academy & Naval Academy Examination (In April & September)
8. Combined Defence Services Examination (In February & August)
9. Combined Medical Services Examination (In January)
10. Indian Economic Service/Indian Statistical Service Examination (In November)
11. Section Officers/Stenographers (Grade-B/Grade-I) Limited Departmental Competetive Examination (In December)
12. Central Police Forces (Assistant Commandants) Examination (In October)
- Indian Civil Services Examination
- Indian Forest Services Examination
- Combined Defence Service Examination
- Indian Engineering Service Examination
- Special class Railway Apprentices Examination
- National Defence Academy Examination
- Indian Economic/Statistical Services Examination
- Combined Medical Services Examination
- Geologists Examination
- Section Officers/Stenographers (Grade-B/Grade-I) Limited Departmental Competetive Examination
- Central Police Forces (Assistant Commandants) Examination



