Amazon adds a 3.5% fuel and logistics surcharge to fulfillment fees for US and Canadian third-party sellers from April 17, as the Iran war drives up oil prices (Annie Palmer/CNBC)

Annie Palmer / CNBC: Amazon adds a 3.5% fuel and logistics surcharge to fulfillment fees for US and Canadian third-party sellers from April 17, as the Iran war drives up oil prices — Amazon is adding a 3.5% “fuel and logistics-related surcharge” to fees it collects from third-party sellers who use its fulfillment services …