SSC CHSL 2022 Tier 1 Answer Key Challenge: The Staff Selection Commission (SSC) will close the answer key challenge window for the Combined Higher Secondary Level Examination (CHSL) 2022 Tier 1 exam today, i.e., April 03, 2023 on its official website. Candidates can download and raise objections against their SSC CHSL 2022 Tier 1 Answer Key on the official website of the SSC, ssc.nic.in.