Zero rated supplies are made without payment of tax: – As per Section 16(3) of the IGST Act, 2017, a registered person making zero rated supply is eligible to claim GST refund under either of the following options, namely: Supply of goods or services or both under bond or Letter of Undertaking, subject to such conditions, safeguards and procedure as may be prescribed, without payment of integrated tax and claim refund of unutilised input tax credit; or