Head noun: exemption
Postmodifier: from tax

Same concepts
http://dbpedia.org/resource/Tax_exemption

Broader concepts

labelprovenanceconfidence
incentiveisap:3543586030.397638
serviceisap:270731840.368747
paymentisap:239383600.345794
chargeisap:1332985470.341535
dutyisap:1502311070.335754

Narrower concepts

labelprovenanceconfidence