1. Nationality

A candidate must be either:

(a) a Citizen of India, or

(b) a subject of Nepal, or

(c) a subject of Bhutan, or

(d) a Tibetan refugee who came over to India before the 1st January, 1962 with the intention of permanently settling in India. or

(e) a person of Indian origin who has migrated from Pakistan, Burma, Sri Lanka or East African Countries of Kenya, Uganda, the United Republic of Tanzania, Zambia, Malawi, Zaire and Ethiopia or from Vietnam with the intention of permanently settling in India.

Provided that a candidate belonging to categories (b), (c), (d) and (e) above shall be a person in whose favour a certificate of eligibility has been issued by the Government of India. A candidate in whose case a certificate of eligibility is necessary, may be admitted to the examination but the offer of appointment may be given only after the necessary eligibility certificate has been issued to him/her by the Government of India.

2. Age Limits

For Geologist and Geophysicist and Chemist (Group 'A') in the Geological Survey of India, an attached office of Ministry of Mines, you must have attained the age of 21 years and must not have attained the age of 32 years on the first day of the month of January of the year in which the examination is to be held.

For Jr. Hydrogeologist (Scientist B) (Group A) in Central Ground water Board, you must have attained the age of 21 years and must not have attained at the age of 35 years on 1st January of the year in which the examination is to be held.

The upper age limit is relaxable in certain cases.

3. Educational Qualification

(i) For Geologists Gr 'A' in Geological Survey of India

Master's degree in Geological Science or Geology or Applied Geology or Geo-Exploration or Mineral Exploration or Engineering Geology or Marine Geology or Earth Science and Resource Management or Oceanography and Coastal Areas Studies or Petroleum Geosciences or Petroleum Exploration or Geochemistry or Geological Technology or Geophysical Technology.

(ii) For Geophysicists Gr 'A' in Geological Survey of India

M.Sc. in Physics or Applied Physics or M.Sc. (Geophysics) or Integrated M.Sc. (Exploration Geophysics) or M.Sc (Applied Geophysics) or M.Sc. (Marine Geophysics) Or M.Sc. (Tech.) (Applied Geophysics).

(iii) For Chemists Gr 'A ' in Geological Survey of India

M. Sc. in Chemistry or Applied Chemistry or Analytical Chemistry.

(iv) For Junior Hydrgeologists (Scientist B), Group 'A' in Central Ground Water Board

Master’s degree in Geology or Applied Geology or Marine Geology or Master's degree in Hydrogeology.