- can be removed by President only with procedure mentioned in constitution, at par with SC judge
- ineligible to hold any office under central or state govt once he resigns / retires as a CAG
- salary & other service conditions cannot be varied to disadvantage after appt
- administrative powers and conditions of service of persons serving in IAAS are prescribed by president only after consulting him
- administrative expenses of office of CAG incl. all salaries, allowances and pensions are charged to Consolidated Fund of India (CFI)