The entrance examination to Medical colleges is conducted on an All India basis as well as states conduct their own entrance tests. All India Pre-Medical Entrance examination is conducted by the Central Board of Secondary Education (CBSE), Delhi at an all India basis every year in March/April to select candidates for 15% of the total seats for Medical courses in all the Medical colleges run by the Centre, State Governments, Municipal or other local authorities. A candidate who has completed age of 17 years or will attain that at the time of admission is eligible for the test. The upper age limit is 25 years, while it is relaxed by a period of five years for SC/ST/OBC candidates. A candidate can take utmost three attempts to qualify the entrance test. General candidates are required to secure minimum 50% aggregate in Physics, Chemistry and Biology, and the candidates having requisite reservation (SC, ST, OBC) are required to get minimum 40% in the 10+2 or equivalent examinations.