When can I do CA and how long does it take to complete it?

you can do CA after completing 12th.. you need to qualify CPT exam that is basic or entrance exam for ICAI I must say there after you have to qualify IPCC both group then you are eligible for articleship to do work under CA to gain knowledge what CA actually do or gain knowledge in accounting and ta

u can start CA after completion of Your 12th class. it takes atleast 5 yrs

u can give cpt after 12th and if u wanna join after graduation u can directly give IPCC no need to give cpt after graduation . and it includes 3 levels and articleship it will take approximately 5 yrs..including cpt

2 to 3 years a;so