or compartment students, the portal usually becomes open in a span of few days once the regular results are declared- normally in the last week of June or the first week of July. Once it's live, any student who has failed one or two subjects in their board exams can register. To make the application through the portal, you will have your student roll number, mobile number, and email handy. Payment of the fees and submission of the exam form is online. Following the registration process, compartment examination is normally held in July or August. Be attentive, insert your information correctly, and you are good to go.