NCHMCT JEE is the National level Exam for the admission to undergraduate courses in hospitality- B.Sc. in Hospitality & Hotel Administration(Generic or Specialization) at the affiliated 21 Central Institutes of Hotel Management, 20 Private Institutes of Hotel Management, 21 State Government Institutes of Hotel Management and a Public Sector Undertaking. As per the eligibility you should be passed or appearing class 12th. 

Age Limit - For students applying under General and OBC categories, the upper age limit is 22 years. In the case of Scheduled Caste and Scheduled Tribe, the upper age limit is 25 years. Date of birth as recorded in the Secondary Education Board Certificate shall be used to determine the age of the candidate.

You can check the complete eligibility to apply for the exam with the given below link.

https://hospitality.careers360.com/exams/nchm-jee

Good Luck!