The Combined Geo-Scientist (Preliminary) Examination, 2026 is a 1 Day Examination. Based the Preliminary round performance candidates will be invited by Union Public Service Commission (UPSC) to apply for Combined Geo-Scientist (Mains) Examination, 2026. The commission will prepare merit list of main written examination and candidates will be called for Personality Test/Interview. Final selection of candidates will be based on Main Written Examination and Interview.
The Combined Geo-Scientist (Preliminary) Examination, 2026 is scheduled on 8 February 2026. Application registration window shall be activated 3 September 2025 and shall remain active through 29 September 2025.