To begin with, the IRS full form is the Indian Revenue Service. IRS is India’s foremost financial agency, responsible for various economic matters of the nation. The department is concerned with collecting and administering several direct and indirect taxes accruing to the Union of India, including Central Sales tax, foreign exchange, stamp duties, and likewise. It is noteworthy to mention that an Indian Revenue Service or IRS officer is the fourth most recognized officer in India after the IAS, IPS, and IFS posts. So, without further ado, let us look at the various nitty-gritty of the IRS. ELIGIBILITY CRITERIA TO BECOME AN IRS OFFICER To enter into the department of the Indian Revenue Service as an officer, you need to clear the Civil Services Examination conducted by UPSC. The eligibility criteria to sit for the examination include – Completion of graduation in any course from a recognized institute Aspirations should have attained 21 years of age but should be bel...