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April 8, 2025 · 11 min

What is FBA Reimbursement and How Can Traders Automate the Process?

Jimi Patel
Jimi Patel
Co-founder, Refunzo & eStore Factory
FBA refund automation gears checklist illustration

TL;DR

Selling on Amazon using Fulfillment by Amazon (FBA) is a great way for traders to scale their businesses. However, errors in inventory handling, lost stock, overcharged fees, and incorrect customer refunds can lead to financial losses. To compensate sellers for these issues, Amazon provides an FBA reimbursement process, allowing traders to recover lost funds.

While Amazon offers some automatic reimbursements, many claims go unnoticed or require manual filing. This makes it essential for sellers to either track errors themselves or use the best Amazon reimbursement service to automate the process.

What is FBA reimbursement?

FBA reimbursement refers to the money Amazon repays sellers when their inventory is lost, damaged, overcharged, or refunded incorrectly. Since Amazon is responsible for storing, packing, and shipping products, they are also accountable for errors that result in financial losses for sellers. However, while Amazon does process some reimbursements automatically, many cases go unnoticed, requiring sellers to track discrepancies and file claims manually.

Sellers using Fulfillment by Amazon (FBA) trust Amazon to handle their products efficiently, but mistakes happen frequently. Inventory can go missing during transfers, be damaged in warehouses, or be returned incorrectly, all leading to financial losses. Without proper tracking, sellers may never recover the money Amazon owes them.

Types of FBA reimbursement claims

Sellers can file for Amazon FBA inventory reimbursement under different scenarios. Some of the most common cases where sellers are eligible for reimbursement include:

1. Lost or damaged inventory in Amazon warehouses

When inventory is lost or damaged while in an Amazon fulfillment center, sellers are entitled to compensation. Amazon is supposed to track and protect stock, but sometimes products are:

For example, if a seller ships 500 units to an Amazon warehouse but only 480 appear in their inventory reports, they may be eligible for a reimbursement claim for the missing 20 units.

2. Incorrect FBA fees due to miscalculated product dimensions

Amazon calculates FBA storage and fulfillment fees based on product size and weight. If Amazon records incorrect dimensions, the seller may pay higher fees than necessary.

For instance, if a product is incorrectly classified as oversized, the seller will be charged higher storage and shipping costs every month. By checking the Fee Preview Report in Seller Central, sellers can spot overcharges and file for reimbursement if they were incorrectly billed.

3. Customer return reimbursement errors

Customer returns often result in reimbursement opportunities when Amazon fails to process them correctly. A few common issues include:

For example, if a buyer returns a $50 product, but the refund is not deducted from the seller’s balance, the seller is entitled to an Amazon FBA refund reimbursement claim to recover the money.

4. Uncredited removal and disposal orders

Sellers often request removal orders to send unsold or slow-moving inventory back to them. However, sometimes Amazon:

If a seller requested 200 units to be returned but only receives 180, they can file a claim for the missing 20 units and recover their cost.

Tracking and submitting reimbursement claims

Amazon does provide some automatic refunds, but sellers must track their inventory and transactions to identify missing reimbursements. By reviewing reports such as the Inventory Adjustment Report, Fee Preview Report, and Returns Report, sellers can find errors that Amazon may not have processed.

To recover lost funds, sellers need to file claims with Amazon Seller Support, providing transaction details, proof of discrepancies, and proper documentation to support their case.

How traders can automate the FBA reimbursement process

Manually tracking every inventory loss, return discrepancy, and fee overcharge is time-consuming. This is where Amazon FBA reimbursement services come in, allowing traders to automate the process and recover lost money efficiently.

Here’s how automation helps:

1. Automatically detects lost or damaged inventory

One of the biggest challenges for sellers is identifying discrepancies in their inventory reports. Most traders don’t have the time to manually compare shipment records, return reports, and inventory logs for missing stock.

With an automated reimbursement service, software tools scan Seller Central reports daily, flagging:

For example, if 50 units of a product go missing in Amazon’s warehouse, an automated tool can immediately detect the loss and file a claim on the seller’s behalf.

2. Scans for overcharged FBA fees

Amazon charges fulfillment and storage fees based on product weight and size. If Amazon incorrectly records a product’s dimensions, the seller may overpay thousands of dollars in unnecessary fees over time.

Automated reimbursement tools:

For instance, if a product is wrongly classified as an oversized item, leading to higher storage fees, the software can detect this error and request reimbursement without manual effort.

3. Files customer return claims efficiently

Customer returns are one of the most common causes of lost revenue for FBA traders. Amazon may issue a refund to the customer, but fail to:

An Amazon FBA reimbursement service automatically:

Without automation, sellers may never notice these errors and lose money on unprocessed returns.

4. Submits claims faster and tracks reimbursement status

Manually filing claims through Amazon Seller Support can take hours, especially for traders handling thousands of orders per month. Automation speeds up the process by:

For example, a trader who previously spent 5-10 hours per week managing claims can now recover lost money with minimal effort by using an automated Amazon reimbursement service.

Choosing the best Amazon reimbursement service

Not all Amazon FBA reimbursement services offer the same features. When selecting an automated tool, traders should look for:

A success-based pricing model, where fees are charged only if a reimbursement is recovered. A good service ensures that sellers maximize reimbursements without spending hours on manual tracking.

Final thoughts

Recovering lost money from Amazon is essential for maintaining profitability in an FBA business. While Amazon does reimburse sellers for warehouse errors, lost inventory, and incorrect fees, it is up to traders to track and file claims.

For sellers looking to save time and maximize reimbursements, using the best Amazon reimbursement service is the ideal solution. Automating the process ensures faster claims, higher approval rates, and more recovered funds, allowing traders to focus on growing their business instead of tracking errors manually.

See what Amazon owes you, free.

Refunzo runs 21 reconciliation checkpoints across your account for free, for life. File the claims yourself, or let us do it for 15% capped at $5,000.

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