please confirm upper age limit

Zishan, you haven't mentioned the exam you are enquiring about. But as NEET online registrations are happening, assuming that this question is about NEET, we shall answer this in NEET's perspective. There is no upper age limit for NEET. So as long as you fulfil the eligibility criteria for NEET, you are good.

NEET ELIGIBILITY CRITERIA:

• Indian Nationals, NRIs, PIOs, OCIs, and Foreign Nationals
• No upper age limit as of now. The Candidate should be at least 17 years by December 31st of 2020
• You should have completed your 10+2 with Physics, Chemistry and Biology as your Core Subjects.
• 50% Aggregate in Physics, Chemistry and Biology for General Category, 45% for PWD and 40% for OBC,SC,ST Candidates.
• NIOS and Private Candidates are also eligible