Hello Raghav

For admission to CA, candidates have to first qualify the CPT (Common Proficiency Test). CA CPT is a entry level qualification test.
According to the eligibility criteria of CA CPT, Candidates must have passed in 10+2 level (Senior Secondary) qualifying examination from any national or state recognised Board of Secondary Education in India.
So, you can appear for CA CPT exam after qualifying class 12th.

Go through the link below and check the detailed eligibility criteria and other details about the exam-

 https://finance.careers360.com/articles/ca-cpt-eligibility-criteria

 https://finance.careers360.com/articles/ca-cpt

Hope this helps.
Good Luck!

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