The 1865 postage stamps were not required to be affixed to the official correspondence in India. To distinguish official correspondence and to maintain separate account, ordinary stamps are overprinted as “SERVICE” from 1st August 1866. The service stamps are overprinted as “Kaj Sarkari”, On Government, Official Business, On Her / His Majesty Service, Resmi Official, On State Service, Service Official etc.
Read More…. in Issue No.69 of "ITS Stamp News"
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