There is no any age maximum age limit to apply for the exam s CLAT & AILET Entrance Exam. To apply for AILET entrance exam  you should have obtained a minimum of 50% marks in aggregate of subjects at the 10+2 qualifying examination and to apply for  CLAT you should have minimum 45% in 10+2 as a general category & 40% as reserved category. For further information about the exams you can go through with given below links.

AILET Eligibility

CLAT Eligibility