The Amazon marketplace is undergoing significant shifts in 2026, with policy revisions and fee restructuring that will impact sellers across all categories and sizes. Understanding these changes isn't just beneficial—it's essential for maintaining profitability and compliance in the evolving e-commerce landscape. Major Fee Restructuring: What's Changing in 2026 1. Fulfillment by Amazon (FBA) Fee Overhaul Amazon has implemented a new three-tiered FBA fee system based on perfo