JEE Main Syllabus 2023 is based on Physics, Chemistry and Mathematics. The topics in JEE Syllabus are from Class 11th and 12th NCERT/ CBSE. JEE Main BArch Syllabus is based on topics from Aptitude, Mathematics and Drawing. NTA has released JEE Main Syllabus PDF on the official website- jeemain.nta.nic.in or nta.ac.in.