UPSC CGSE 2027 Notification Out - Combined Geo-Scientist Preliminary Exam for 127 Posts

The Union Public Service Commission (UPSC) has released the notification for the Combined Geo-Scientist Examination (CGSE), 2027, inviting online applications for 127 tentative vacancies of Geologist, Geophysicist, Chemist, and related Group A/B posts in the Geological Survey of India (Ministry of Mines) and the Central Ground Water Board (Ministry of Jal Shakti). Eligible candidates aged 21 to 32 years, holding a relevant Master's degree in Geology, Geophysics, Chemistry, or Hydrogeology, can apply online through the Commission's portal from 02-09-2026 to 22-09-2026 (6:00 PM). Selection is a three-stage process: the Preliminary Examination on 10-01-2027, the Main Examination on 19th and 20th June 2027, and a Personality Test/Interview. This notification covers applications for the Preliminary Examination only.

Nationality: A candidate must be a citizen of India, a subject of Nepal or Bhutan, a Tibetan refugee who came to India before 1 January 1962 with the intention of permanently settling, or a person of Indian origin who has migrated from Pakistan, Burma, Sri Lanka, specified East African countries, or Vietnam with the intention of permanently settling in India (subject to an eligibility certificate for the latter categories).

A candidate must have attained 21 years and must not have attained 32 years as on 1 January 2027 - i.e., born not earlier than 2 January 1995 and not later than 1 January 2006 Upper age relaxable up to 5 years for Government servants employed in GSI or CGWB applying for the corresponding post Upper age relaxable up to 5 years for SC/ST candidates, 3 years for OBC candidates, 3 years for disabled Defence Services personnel, 5 years for Ex-servicemen, and 10 years for Persons with Benchmark Disability To avoid any confusion regarding age eligibility, candidates can use our Age Calculator to calculate their exact age based on the prescribed cut-off date before applying.