Definition of "Exempt" :
verb: grant exemption or release to
verb: grant relief or an exemption from a rule or requirement to
"She exempted me from the exam."
adjective: (of persons) freed from or not subject to an obligation or liability (as e.g. taxes) to which others or other things are subject
"A beauty somehow exempt from the aging process."
adjective: (of goods or funds) not subject to taxation
"Income exempt from taxation."