Dear Aditi, the official website states that for being eligible for AIIMS PG July 2019 session, you should have completed your 12 months rotatory internship on or before July 30th. But if you will complete your 12 months internship by March 31st, you are eligible for appearing for July session. For more information on important dates and other eligibility cirteria, please visit our website at https://medicine.careers360.com/articles/aiims-pg-application-form