Age of the candidate as on March 31, 2008, as recorded in the birth certificate issued by the Registrar of Births and Death of a Municipal Body, will determine the eligibility for admission to a particular class.
| Class | Minimum Age |
| Playgroup | 2 years 6 months |
| LKG | 3 years 6 months |
| UKG | 4 years 6 months |
| Class I | 5 years 6 months |
| Class II | 6 years 6 months |
| Class III | 7 years 6 months |
| Class IV | 8 years 6 months |
| Class V | 9 years 6 months |
| Class VI | 10 years 6 months |
| Class VII | 11 years 6 months |
| Class VIII | 12 years 6 months |
| Class IX | 13 years 6 months |