The Central Board of Secondary Education (CBSE) has extended the registration deadline for Class 9 and 11 exams in 2024. Students now have until October 25, 2023, to register without a late fee, and until October 29, 2023, with a late fee. The registration process is done online through the CBSE Pariksha Sangam portal, where students need to provide basic information and upload the required documents.