Candidates wishing to take the exam must meet the eligibility criteria defined in terms of age limit and educational qualification.
Applicants should have sufficient knowledge of the Tamil language. The study diploma for all notified posts is as follows:
Posts  Educational Qualification 

Block Health Statistician  Degree in Mathematics or Statistics or Economics from any University / College. 
Computer cum Vaccine Storekeeper  A Degree in Mathematics with Statistics as a special subject or a degree in Statistics or having qualified in any one of the following subjects namely:

Statistical Assistant  Master’s degree in Statistics or Mathematics with working knowledge of computer statistical tools 
The examination will consist of 2 tests which will be based on the OMR objective. Questions will be asked in English and Tamil language.
The minimum qualification scores must be 200 points (150 in the case of SC, SC (A), ST, BC, (OBCM), MBC (V), MBC and DNC, MBC and BCM).
Paper  Subject  Questions  Max. Marks  Time Duration 

1  Mathematics  200  300  3 hours 
Statistics  
Economics  
2  Aptitude and Mental Ability  25  200  2 hours 
General Studies  75 
See the detailed recruitment program of the Combined Statistics Service of TNPSC 2022.