Description
UPSC CGSE 2027 notification released for 127 Geologist, Geophysicist, Chemist and other posts. Apply online from 02 September to 22 September 2026 at upsc.gov.in.
UPSC CGSE 2027 Recruitment – Overview
The Union Public Service Commission (UPSC) has released the notification for the Combined Geo-Scientist (Preliminary) Examination, 2027. The examination is being conducted for recruitment to various Group A and Group B Geo-Scientist posts in the Geological Survey of India (GSI) under the Ministry of Mines and the Central Ground Water Board (CGWB) under the Ministry of Jal Shakti.
According to the notification, there are 127 tentative vacancies. Eligible candidates can submit their applications online from 02 September 2026 to 22 September 2026 up to 6:00 PM.
The notification has been issued as Examination Notice No. 01/2027-GEOL, dated 02 September 2026, based on the Rules of the Combined Geo-Scientist Examination, 2027 notified by the Ministry of Mines.
Candidates interested in UPSC Geo-Scientist Recruitment 2027 should check the eligibility requirements, educational qualifications, age limit and examination scheme before applying.
| Particulars | Details |
|---|---|
| Recruiting Authority | Union Public Service Commission (UPSC) |
| Examination Name | Combined Geo-Scientist Examination (CGSE), 2027 |
| Examination Notice No. | 01/2027-GEOL |
| Notification Date | 02 September 2026 |
| Total Vacancies | 127 (Tentative) |
| Category-I | Geological Survey of India – 111 Posts |
| Category-II | Central Ground Water Board – 16 Posts |
| Application Mode | Online |
| Application Start Date | 02 September 2026 |
| Last Date to Apply | 22 September 2026 up to 6:00 PM |
| Preliminary Examination Date | 10 January 2027 |
| Main Examination Date | 19 & 20 June 2027 |
| Application Fee | ₹200 |
| Female/SC/ST/PwBD Candidates | Exempted from Fee |
| Job Location | Across India |
| Official Website | UPSC |
Important Dates
| Event | Date |
|---|---|
| Date of Notification | 02 September 2026 |
| Online Application Starts | 02 September 2026 |
| Last Date to Apply Online | 22 September 2026 up to 6:00 PM |
| Helpline Period | 02 September 2026 to 22 September 2026 |
| Combined Geo-Scientist Preliminary Examination | 10 January 2027 |
| Combined Geo-Scientist Main Examination | 19 June 2027 & 20 June 2027 |
Important: The present notification is for the Combined Geo-Scientist Preliminary Examination. Candidates who qualify in the Preliminary Examination will be permitted to proceed to the Main Examination as per the applicable rules.
UPSC CGSE 2027 Vacancy Details
UPSC has announced 127 tentative vacancies under two categories.
Category-I: Geological Survey of India
The Geological Survey of India comes under the Ministry of Mines.
| Post | Vacancies |
|---|---|
| Geologist, Group A | 29 |
| Geophysicist, Group A | 0 |
| Chemist, Group A | 7 |
| Assistant Geologist, Group B | 34 |
| Assistant Geophysicist, Group B | 35 |
| Assistant Chemist, Group B | 6 |
| Total | 111 |
The vacancies are tentative and may be altered by the Commission.
PwBD Reservation – Category-I
A total of 8 vacancies in Category-I are reserved for Persons with Benchmark Disabilities, as specified in the notification.
Category-II: Central Ground Water Board
The Central Ground Water Board comes under the Ministry of Jal Shakti.
| Post | Vacancies |
|---|---|
| Scientist ‘B’ (Hydrogeology), Group A | 5 |
| Scientist ‘B’ (Chemical), Group A | 1 |
| Scientist ‘B’ (Geophysics), Group A | 1 |
| Assistant Hydrogeologist, Group B | 7 |
| Assistant Chemist, Group B | 1 |
| Assistant Geophysicist, Group B | 1 |
| Total | 16 |
PwBD Reservation – Category-II
A total of 2 vacancies in Category-II are reserved for Persons with Benchmark Disabilities, as specified in the examination notification.
Total Vacancy
| Category | Organization | Vacancies |
|---|---|---|
| Category-I | Geological Survey of India | 111 |
| Category-II | Central Ground Water Board | 16 |
| Total | GSI + CGWB | 127 |
Eligibility Criteria
Candidates must satisfy the educational qualification, age and other conditions prescribed under the Combined Geo-Scientist Examination, 2027 Rules and the UPSC examination notice.
The examination is primarily intended for candidates having relevant qualifications in disciplines such as:
- Geology
- Applied Geology
- Geophysics
- Chemistry
- Hydrogeology
- Related specialized Geo-Science disciplines
The exact qualification varies according to the post. Candidates should therefore carefully check the post-wise educational qualification in the official UPSC notification before submitting the application.
Educational Qualification
Educational qualifications differ according to the post and category.
Candidates applying for Geological Survey of India posts are required to possess the prescribed degree/postgraduate qualification in the relevant subject, such as Geology, Applied Geology, Geophysics or Chemistry, depending upon the post.
For Central Ground Water Board posts, relevant qualifications in areas such as Hydrogeology, Geology, Chemistry and Geophysics are prescribed for the respective positions.
Candidates should refer to the official examination notice for the exact post-wise qualification and subject requirements.
Age Limit
The age limit is prescribed separately under the Combined Geo-Scientist Examination, 2027 Rules.
Candidates should verify the applicable minimum and maximum age, crucial date and category-wise age relaxation from the official notification before applying.
Age relaxation is applicable to eligible reserved categories according to Government of India rules and the provisions contained in the examination notice.
Application Fee
| Category | Fee |
|---|---|
| General/OBC/EWS | ₹200 |
| Female Candidates | Exempted |
| SC Candidates | Exempted |
| ST Candidates | Exempted |
| PwBD Candidates | Exempted |
Candidates should follow the payment instructions available on the UPSC online application portal.
Application Mode
The UPSC CGSE 2027 application process is online only.
Candidates are required to submit their applications through the UPSC online application portal.
Applicants should ensure that all information entered in the application form is correct before final submission.
Selection Process
The UPSC Combined Geo-Scientist Examination selection process consists of the following stages:
- Preliminary Examination
- Main Examination
- Interview/Personality Test
Candidates must qualify at the respective stages according to the prescribed rules and cut-offs.
The Preliminary Examination is used for shortlisting candidates for the Main Examination. Candidates qualifying in the Preliminary Examination will subsequently be allowed to appear in the Main Examination.
UPSC CGSE 2027 Examination Scheme
The Combined Geo-Scientist Examination is conducted in multiple stages.
Stage 1 – Preliminary Examination
The Preliminary Examination includes:
- Paper-I: General Studies
- Paper-II: Subject-specific paper
The subject-specific paper depends upon the discipline selected by the candidate, such as:
- Geology/Hydrogeology
- Geophysics
- Chemistry
Candidates should check the official examination notice for the detailed paper-wise syllabus, marks and duration.
Stage 2 – Main Examination
Candidates who qualify in the Preliminary Examination will be eligible for the Main Examination.
The Main Examination consists of discipline-specific papers.
The Main Examination is scheduled for:
19 June 2027 and 20 June 2027.
Stage 3 – Interview/Personality Test
Candidates qualifying in the written stages will be called for the Interview/Personality Test as per the rules and vacancy requirements.
The final selection will be made according to the prescribed UPSC selection procedure.
How to Apply for UPSC CGSE 2027
Eligible candidates can follow these steps to apply online:
- Visit the official UPSC website.
- Open the examination/application section.
- Access the online application portal.
- Complete the required registration/One Time Registration process, if applicable.
- Select the Combined Geo-Scientist Examination, 2027.
- Enter personal, educational and other required details.
- Upload the required documents and certificates in the prescribed format.
- Pay the application fee, if applicable.
- Carefully verify all information entered in the application.
- Submit the application before 22 September 2026, 6:00 PM.
- Save or print the submitted application for future reference.
Candidates should not wait until the last date to complete the application process.
Important Links
| Description | Link |
|---|---|
| UPSC Official Website | upsc.gov.in |
| Apply Online | upsconline.nic.in | Click here |
| UPSC Examination Notifications | Click here |
| UPSC CGSE 2027 Notification | Click here |
The UPSC website provides the Commission’s examination notifications and application information.
About Union Public Service Commission
The Union Public Service Commission (UPSC) is India’s constitutional recruiting body responsible for conducting examinations and selection processes for various posts and services under the Government of India.
UPSC conducts several major competitive examinations, including the Civil Services Examination, Engineering Services Examination, Combined Defence Services Examination, National Defence Academy Examination and Combined Geo-Scientist Examination.
About Combined Geo-Scientist Examination
The Combined Geo-Scientist Examination is conducted by UPSC for recruitment to specialized scientific and technical posts associated with India’s geological, geophysical, chemical and groundwater-related activities.
The examination provides opportunities for qualified candidates in specialized Geo-Science disciplines to join organizations including the Geological Survey of India and Central Ground Water Board.
FAQs – UPSC CGSE 2027
1. How many vacancies are announced for UPSC CGSE 2027?
UPSC has announced 127 tentative vacancies for the Combined Geo-Scientist Examination 2027.
2. What is the UPSC CGSE 2027 application start date?
The online application process starts on 02 September 2026.
3. What is the last date to apply for UPSC CGSE 2027?
The last date to submit the online application is 22 September 2026 up to 6:00 PM.
4. What is the UPSC CGSE Preliminary Examination date?
The Combined Geo-Scientist Preliminary Examination is scheduled for 10 January 2027.
5. When will the UPSC CGSE Main Examination be conducted?
The Main Examination is scheduled for 19 June 2027 and 20 June 2027.
6. What is the application fee for UPSC CGSE 2027?
The application fee is ₹200. Female, SC, ST and PwBD candidates are exempted from paying the fee.
7. What posts are available through UPSC CGSE 2027?
Posts include Geologist, Geophysicist, Chemist, Assistant Geologist, Assistant Geophysicist, Assistant Chemist, Scientist ‘B’ (Hydrogeology), Scientist ‘B’ (Chemical), Scientist ‘B’ (Geophysics), Assistant Hydrogeologist and other specified posts.
8. Can candidates apply for both categories?
Yes. A candidate may apply for one or both categories through a single application and a single fee payment, subject to the conditions prescribed in the examination notice.
9. Where can candidates apply for UPSC CGSE 2027?
Candidates should apply through the official UPSC online application portal at upsconline.nic.in.
10. Is the UPSC CGSE 2027 vacancy final?
No. The 127 vacancies are tentative and may be altered by the Commission.
Conclusion
The UPSC Combined Geo-Scientist Examination 2027 is an important opportunity for candidates with qualifications in Geology, Geophysics, Chemistry, Hydrogeology and related Geo-Science disciplines. With 127 tentative vacancies available across the Geological Survey of India and Central Ground Water Board, eligible candidates should review the official notification carefully and complete their online application before 22 September 2026 at 6:00 PM.
Candidates should also begin preparing for the 10 January 2027 Preliminary Examination well in advance, particularly in their respective technical subjects.
Disclaimer
The information provided in this article is intended for informational purposes for job seekers. Vacancy numbers, eligibility conditions, examination dates and other details are based on the UPSC Combined Geo-Scientist Examination 2027 notification and may be subject to change. Candidates are advised to read the official UPSC examination notice and applicable rules carefully before applying.