NTA JEE (Main) 2021. National Testing Agency JEE (Main) 2021. The JEE (Main) –2021 for March (Session 2)is being held from March 16 to 18,2021 in which a total of 619638 candidates have registered for Paper 1 (B.E./B.Tech.). Every day there will be two shifts of examination; (shift1–9:00 to 12:00 noon, shift 2–3:00 pm to