The Government vide Notification no. 58/2016-customs dated 5th October 2016 has made amendments in Notification no. 157/1990-customs dated 28th March 1990 related to “ Exemption to Specified goods imported for display or use at any Specified event such as meetings , Exhibitions, fairs or similar show or display”
For more details refer both notifications-
Link of notification 157/1990 –https://www.cbec.gov.in/htdocs-cbec/customs/cs-act/notifications/notfns-1…