https://www.taxtmi.com/caselaws?id=161461 An industrial unit established in reliance on Assam's 1991 Industrial Policy retained entitlement to the promised sales tax concession on black tea as a raw material. A later concession scheme excluding tea could not override the earlier policy assurance for units already set up and operating on that basis, because the State's promise attracted promissory estoppel and the unit was also entitled to the legitimate benefits of the incentive scheme already extended. The concession applied from the date of commercial production until expiry of the eligibility certificate, and the subsequent denial by the sales tax authority was unsustainable. en-us Wed, 11 Dec 2002 00:00:00 +0530 Fri, 13 Jan 2017 18:23:00 +0530 TaxTMI RSS Generator https://www.taxtmi.com/caselaws?id=161461 An industrial unit established in reliance on Assam's 1991 Industrial Policy retained entitlement to the promised sales tax concession on black tea as a raw material. A later concession scheme excluding tea could not override the earlier policy assurance for units already set up and operating on that basis, because the State's promise attracted promissory estoppel and the unit was also entitled to the legitimate benefits of the incentive scheme already extended. The concession applied from the date of commercial production until expiry of the eligibility certificate, and the subsequent denial by the sales tax authority was unsustainable. Case-Laws VAT and Sales Tax Wed, 11 Dec 2002 00:00:00 +0530 https://www.taxtmi.com/caselaws?id=161461