Age Limit for Civil Service Examination

Age Limit for Indian Civil Service examination conducted by UPSC

a) A candiate must have attained the age of 21 years and must not have attained the age of 30 years on 1st Augutst of the year of the exam. Provided is that upper age limit for the post of Assistant Commandant, Group ‘A’ in CISF is 28 years only
b)The upper age limit prescribed above is relaxable
(i) up to maximum of five years if a candidate belongs to SC/ST.
(II)up to maximum of three years if a cadidates belongs to OBC who are eligible to avail of reservation applicable to such candidates.
(III)up to maximum of five years if a candidate had originaly been domicilied in the sate of Jammu and Kasmir during the period of from the 1st Jan 1980 to the 31 Dec 1989.
(IV) up to a maximum of three years in the case of defence service personnel, disabled in operations during hosilities with any foreign country or in a distributed area and released as consequence thereof.
(V) up to maximum of five years in the case of ex-service man icluding commisioned officers and ECOs/SSCOs who have rendered at least five years military service as on 1st August, of the year of examination and have been relased(i) on completion of assignemnt (including those whose assignment is due to be completed within one year from 1st August, of the year of examination) otherwise than by way of dismissal, or discharge on account of misconduct or inefficiency, or (ii) on account of physical disability attributable to military service or (iii) on invalidment.
(VI) up to maximum of five years in the case of ECO/SSCO who have cmpleted an initial period of assignment of five years military service as on 1st August, of the year of examination, and whose assignemtn has been extended beyond five years and in whose case the ministry of defence issues a cetificate that they can apply for civil employment and they will be released on three months notice on selection from the date of receipt of offer of appointment. 
(VII) up to a maximum of ten years in the case of blind deaf mute and orthopeadically handicapped persons.
Note: Candidates belonging to the SC/ST and OBC Classes who are also covered under any other clauses of (ii) (Age limits) mentioned above, viz. those under the category of ex-servicemen, persons demiciled in the sate of J&K, blind, deaf-mute and othopaedically handicapped etc. are eligible for agrantof cumulative age relaxation under both the categories.
Note: The term ex-servicemen applies to the persons who are defined as ex-servicemen in the Ex-servicemen(Re-employment in Civil Service and posts) Rules, 1979, as amended from the time to time.
Not: Cadidates falling in para (v) and (vi) of age limits mentioned above, are not elibile for age concession if they have already joined any Govt. Job on civil side after availing of the age concession. However, this restrication does not apply to the candidates belonging to SC/ST.
The Ex-servicemen who have already secured regular employment under the central  Govt. in a civil post are however, permitted the benefit of age relaxation as admissible to Exservicemen for securing another employment in any higher post or service under the central Govt.
Note: Notwithstanding the provision of age relaxation under clause(vii)para (ii) (Age limits) mentioned above, physically handicapped candidate is considered to be eligibile for appointment only if he/she (after such physical examination as the Govt. or appointing authorigy, as the case may be, may prescribed) is found to safisy the requirements of physical and medical standards for the concerned service/posts to be allocated to the physically handicapped candidates by the Govt.