You can obtain a certified copy of your birth certificate from the Additional District Registrar at the Divisional Secretariat Office relevant to the place of birth.

Fee for obtaining certified copies of birth certificates are,

(i) If the registered number and the date of birth is known - 25 Rupees

(ii) If do not know the registered number, but the date of birth is known, for 3 month search of registry - 50 Rupees

(iii) If you know only the year of birth, for 2 year search of registry - 100 Rupees