What is the age limit of TNPSC group-1?

what is the age limit of TNPSC group-1,
i am a group-2 officer.

The Tamil Nadu Public Service Commission (TNPSC) is a central agency established in 1923 which conducts examinations for direct recruitment to the services of the state.

Eligibility Criteria:

Age Limit:
Student age should between 21 years to 30 or 31 years as on 01-07-2013. Age relaxation is applicable as per the rules.

Educational Qualifications:
Students must possess the qualification of Degree of any of the Universities incorporated by an Act of the Central or State Legislature in India.

Selection Process:
Selections of students will be made on the basis of their performance in Preliminary Exam, Main Written Examination & Oral test in the in the form of an Interview.

Address
TNPSC
Frazer Bridge Rd, Esplanade, George Town, Chennai, Tamil Nadu 600003 ‎
044 2530 0300

I am interested in appearing for the TNPSC group-1 examination. Tell me the age limit for applying for the recruitment. Get me the exam notification for getting aware of the examination.

tell me the age limit for civil service exam