no this is not case of refund as per sec 54 of CGST Act. As commission agent sitting outside india and provides service from there, in this case place of supply outside india, so no gst in normal charge. However your gst liability may arise in rcm if your paying exceeding 5000 in a day to this unregistered agent
If Commission on Sales Export is paid by a Special Economic Zone then what is Implication of Goods and Service tax in this Regard . Please Explain with reference of relevat provision in Act ??