FBA Inventory at 180 Days: 5 Ways to Beat the Aged Inventory Surcharge!

Understanding the Aged Inventory Surcharge

As of now, if your FBA inventory exceeds 180 days, an 'Aged Inventory Surcharge' is applied in addition to your monthly storage fees. To avoid this double charge, managing your inventory turnover is absolutely critical.

Recently, Amazon has tightened its FBA inventory management policies, moving up the application of the Aged Inventory Surcharge to 181 days. This is a significant change, 90 days earlier than before, and could hit many sellers with unexpected cost increases. This surcharge is applied separately from both the standard FBA Monthly Storage Fee and the Long-Term Storage Fee. It escalates steeply as inventory ages, posing a serious threat to seller profitability.

As of now, the Aged Inventory Surcharge is applied monthly starting the moment your FBA inventory surpasses 180 days. To avoid crossing this threshold, you must optimize your inventory turnover and proactively develop a sales strategy.

Key Strategies to Prevent the Aged Inventory Surcharge

Here are the primary strategies to avoid incurring the Aged Inventory Surcharge on your Amazon FBA inventory:

1. Utilize the Inventory Age Report for Special Management Check the inventory age for each ASIN at least once a week using the 'Inventory Age report' in Seller Central (Inventory → Manage FBA Inventory → Inventory Age). Any inventory 150 days or older should be categorized as aged inventory and managed with special attention. This is the crucial first step to proactively prevent the Aged Inventory Surcharge.

2. Aggressively Promote Nearing-Aged Inventory When inventory is approaching the 150-180 day mark, implement aggressive promotion strategies such as coupons, Lightning Deals, and price discounts to quickly sell it off and preemptively block the surcharge. However, plan carefully to minimize margin loss from excessive discounting.

3. Make Cost-Efficient Inventory Disposal Decisions For inventory with significantly low sales potential or items continuously incurring the Aged Inventory Surcharge, it might be a wise, long-term cost-saving decision to recover or dispose of it via a removal order. Compare the removal costs against the projected surcharges before making your decision.

4. Optimize Inventory Based on Accurate Demand Forecasting Maintain optimal inventory levels based on accurate demand forecasting and optimize your reorder cycles to prevent inventory from being classified as excess inventory for 90 days or more. Amazon provides demand forecasting and replenishment recommendation tools in Seller Central, so it's highly recommended to leverage them.

Key Impacts of the Aged Inventory Surcharge

The Aged Inventory Surcharge has the following negative impacts on sellers:

Reduced Profitability: The Aged Inventory Surcharge is added to your monthly storage fees, leading to a surge in unexpected costs, which directly results in a decrease in net profit. Specifically, if inventory remains for 12 months (365 days) or more, the surcharge starts at a minimum of $0.30 per unit (or $6.90 per cubic foot, whichever is greater). For inventory 15 months (455 days) or more old, the surcharge increases to $0.35 per unit (or $7.90 per cubic foot, whichever is greater), severely eroding your profit margins. Decreased IPI (Inventory Performance Index) Score: Excess inventory and aged inventory negatively impact your IPI score, which can lead to future FBA inventory storage capacity limits. Tied-Up Capital: Capital becomes tied up in unsold inventory, causing you to miss out on opportunities for new product sourcing or marketing investments.

3 Immediate Action Items for Sellers

Here are three actions Amazon sellers can implement right away:

1. Leverage the FBA Inventory Management Dashboard: Closely monitor your inventory status and age through the 'Inventory → Manage FBA Inventory' menu in Seller Central. Review the 'Inventory Health report' to identify aged inventory metrics and consider removal orders. 2. Utilize the FBA Revenue Calculator: Use the FBA Revenue Calculator, which reflects recently updated rates, to simulate the total FBA costs (including monthly storage fees, Aged Inventory Surcharge, etc.) for specific products in advance, and conduct a profitability reassessment. 3. Develop an Inventory Disposal Plan: Before your aged inventory exceeds a certain period (e.g., 150 days), proactively establish a concrete disposal plan involving promotions, bundling, or removal orders, and set specific execution timelines.

⚠️ Common Seller Mistakes & Important Considerations

Confusing Long-Term Storage Fees with Aged Inventory Surcharges: Many sellers are only familiar with the concept of Long-Term Storage Fees and overlook the fact that the Aged Inventory Surcharge is applied separately and, as of now, earlier (starting on day 181). These two costs can occur concurrently, and notably, the Aged Inventory Surcharge is applied monthly. Failure to Utilize Inventory Management Reports: Many sellers fail to actively use crucial inventory management reports provided by Amazon, such as the Inventory Age report and Inventory Health report. This causes them to miss opportunities to detect and address aged inventory risks proactively.

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The FBA Fees You Already Paid Might Be Refundable

Finding ways to avoid the aged inventory surcharge matters, but looking back at fees you have already been charged can be just as worthwhile. While selling a poly-bagged product, I noticed that the FBA fee on the exact same item came in high at some points and low at others, depending on the size of the bag. I opened a case with Seller Support and requested an inventory investigation, and once it was completed, the overpaid fees were refunded. I have corrected quantity records the same way. One shipment of 1,000 units was logged as 1,500, and another time only 500 out of 1,000 showed up; in both cases an investigation got the counts fixed. The surcharge is ultimately calculated on top of whatever numbers Amazon has recorded. The lesson I took away is that a fee statement is not simply a bill to pay — it is a document you can question and have corrected.