perquisite

Noun

• a right reserved exclusively by a particular person or group (especially a hereditary or official right)
  • suffrage was the prerogative of white adult males
    

• an incidental benefit awarded for certain types of employment (especially if it is regarded as a right)
  • a limousine is one of the fringe benefits of the job
    

Related words

• Synonyms: 
  prerogative , privilege , exclusive right , fringe benefit , perk