Amazon's 2026 FBA Fee Overhaul: What the New Aged-Inventory and Low-Stock Fees Mean for Your Margins
Amazon's 2026 FBA fee changes start the aged-inventory surcharge at 181 days instead of 271, add a steeper tier for stock over 12 months old, and raise the low-inventory-level fee threshold from 28 to 35 days of forecasted supply — now enforced per FNSKU variation. Here's who pays most, how to estimate your exposure, and why these fees belong as separate expense lines in your books.
The CPSC eFiling Mandate: What Small Importers Need to Know Now
Starting July 8, 2026, the CPSC requires importers to eFile certificate-of-compliance data directly into CBP's ACE system for every regulated shipment, with violations risking penalties up to $120,500 per infraction.
The EU's De Minimis Exemption Ends July 1, 2026: A Customs Duty Guide for US Sellers
Starting July 1, 2026, the EU replaces its €150 duty-free threshold with a flat €3-per-item customs duty on distance sales, so a three-item EU order with distinct HS codes can owe €9 in duty on top of VAT — here's what US sellers need to audit before the deadline.
Multichannel Inventory Reconciliation: Why Shopify, Amazon, and POS Stock Counts Drift Apart
Inventory distortion costs retailers $1.77 trillion a year in stockouts and overstock, and multichannel sellers on Shopify, Amazon, and POS are especially exposed to sync lag, phantom inventory, and manual reconciliation errors—this guide covers real-time sync, cycle counts, and reorder-point formulas to fix it.
Print-on-Demand Bookkeeping: COGS, Fulfillment Fees, and Sales Tax Nexus Explained
Print-on-demand sellers who are merchants of record (Shopify with Printful or Printify) owe sales tax themselves and can deduct real COGS, while royalty-based marketplace sellers (Redbubble, Amazon Merch, Etsy) owe no sales tax because the platform is a marketplace facilitator and have no deductible COGS at all.
Life After Section 321: How Small E-Commerce Importers Are Rebuilding Landed Cost, Pricing, and Cash Flow in 2026
A practical guide for Shopify and Amazon FBA sellers on rebuilding landed cost, pricing, and bookkeeping after the May and August 2025 suspensions of the Section 321 de minimis exemption, with line-by-line duty math, entry-type tradeoffs, and cash-flow tactics.
State EPR Packaging Laws Are Now a P&L Line Item: The 2026 Compliance Playbook for CPG Brands, Shopify Sellers, and Amazon FBA Operators
Six U.S. states now enforce Extended Producer Responsibility laws for packaging, with fee invoices arriving in 2025 and 2026. Here is how California SB 54, Oregon's Recycling Modernization Act, and Colorado's HB22-1355 reshape CPG brand P&L, plus the SKU-level bill of materials, ship-to-state allocation, and inventoriable vs. SG&A accounting treatment required for clean 2026 filings.
Sales Tax Holidays 2026: A Multi-Channel Retailer's Compliance and POS Configuration Guide
Twenty-one US states run sales tax holidays in 2026, with seven converging on August 7–9. Here is how Shopify, Amazon, Walmart, and Etsy sellers should configure product taxability, plan inventory, and avoid the per-item cap, bundled-sale, and excluded-venue mistakes that drive audit losses.
Economic Nexus and Sales Tax: A 2026 Guide for Online Sellers
Economic nexus requires out-of-state sellers to collect sales tax once they cross a state's threshold — commonly $100,000 in sales. As of January 1, 2026, 16 states have dropped the 200-transaction trigger, and this guide explains the thresholds, marketplace facilitator traps, and a quarterly compliance routine.
E-Commerce Inventory Accounting With 3PLs and Multi-Channel Fulfillment
How online sellers allocate landed costs across SKUs, track FBA reserved inventory across fulfillment centers, reconcile marketplace settlements line by line, and prevent phantom COGS adjustments at year-end across 3PLs and multi-channel fulfillment.
E-Commerce Inventory Accounting With 3PLs and Multi-Channel Fulfillment: How Online Sellers Allocate Landed Costs, Track FBA Reserved Inventory, Reconcile Marketplace Settlements, and Avoid Phantom COGS at Year-End
Multi-channel sellers routinely lose 22 margin points to phantom COGS — unallocated landed costs, FBA reserved inventory, and netted marketplace settlements posted as revenue. A four-step playbook to keep e-commerce books honest from supplier invoice to year-end true-up.
Drop Shipping Sales Tax in 2026: Three-Party Transactions, Resale Certificates, and Marketplace Facilitators
Drop shipping treats one shipment as two sales for tax purposes, and depending on nexus, resale certificate rules, and marketplace facilitator laws, an ecommerce operator can owe tax in states they never set foot in. A 2026 field guide to who actually collects, the ten strict resale states, and the nexus thresholds — including transaction-trigger drops — that decide your exposure.