A two-stage written test (Tier-1 and Tier-2) is followed by a skill test or typing test (Tier-3) as part of the selection procedure for the final shortlisting of applicants from the aforementioned 4,500+ individuals.
The SSC CHSL Tier-3 (Skill Test/Typing Test) is intended to assess students' proficiency in the skill test/typing test necessary for the positions they are applying for.