Answer-key provenance

Every year's answers carry the provenance of their key. Third-party keys are never presented as officially verified.

• 2025Answer key: solutions site citing the official key223 questionsrenumbered to cizu 2 24official key conflict
• 2024Answer key: solutions site citing the official key220 questionsofficial answer c applied
• 2023Answer key: third-party compilation — not officially verified224 questionskey corrected b to c
• 2022Answer key: third-party compilation — not officially verified150 questions
• 2021Answer key: official UPPSC key150 questions
• 2020Answer key: official paper, third-party key — not officially verified148 questionsPartial paper: 148 of 150 questions
• 2019Answer key: official UPPSC key150 questionsQuestion numbering differs from the official Series D numbering
• 2018Answer key: mixed sources — partly official, partly third-party214 questionsPartial paper: 142 of 150 questionsduplicate content 2018 q117 q137
• 2017Answer key: third-party compilation — not officially verified223 questionsPartial paper: 149 of 150 questions
• 2016Answer key: official UPPSC key237 questionsPartial paper: 145 of 150 questions5 questions deleted from the official key are absentdiffers from objection stage key
• 2015Answer key: third-party compilation — not officially verified145 questionsCancelled sitting — 29 Mar 2015; the 10 May 2015 re-exam was never collectedPartial paper: 136 of 150 questions
• 2014Answer key: third-party compilation — not officially verified150 questions
• 2013Answer key: third-party compilation — not officially verified149 questionsPartial paper: 149 of 150 questions
• 2012Answer key: third-party compilation — not officially verified145 questionsPartial paper: 145 of 150 questions
• 2011Answer key: third-party compilation — not officially verified103 questionsPartial paper: 103 of 150 questions
• 2010Answer key: third-party compilation — not officially verified150 questionsstem list reconstructedkey from explanationkey corrected d to blists folded into stemoptions reconstructedoptions from stem pairskey qualified most correct