To become an income tax inspector, one must qualify for the position through the Staff Selection Commission (SSC) exam. The SSC conducts the Combined Graduate Level (CGL) examination for recruitment to various positions, including income tax inspectors. The eligibility criteria for the exam include: A bachelor's degree from a recognized university. Age between 18-27 years. Indian citizenship. Good physical and mental health. Once selected, candidates undergo a rigorous training program to gain the necessary knowledge and skills required for the position.