APSSB CHSL Exam 2021 registration to begin from this date, check details here APSSB CHSL Exam 2021 registration to begin from this date, check details here APSSB has released the official notification for APSSB CHSL Exam 2021. From the registration date to the examination date, check all the important details here. advertisement APSSB CHSL Exam 2021 official notification released. APSSB CHSL Exam 2021: Attention candidates, the Arunachal Pradesh Staff Selection Board has released the official notification for APSSB CHSL Exam 2021 on its official website. As per the notification, APSSB will start the registration process for APSSB from May 18 and will conclude on June 17. Candidates who wish to apply can do the same by visiting the official website, i.e., apssb.nic.in, and proceed with the registration once the link is activated. The tentative date of the written exam will be August 1, 2021.