Unused Merchandise Duty Drawback: How to Recover Up to 99% of Duties on Goods

Many U.S. importers who export don't know it, but they're sitting on unclaimed refunds.

Under U.S. Customs law, companies that pay duties on imported merchandise and later export that merchandise (or commercially interchangeable goods) can recover up to 99% of those duties, taxes, and fees. The program is called "Unused Merchandise Drawback," and it's been part of U.S. trade law since the nation's earliest days.

But billions of dollars go unclaimed year after year because the process has felt complex and hard to navigate, but mostly because companies don't realize they qualify.

This guide will break down exactly how unused merchandise duty drawback works. It will also answer who is eligible, how to file, and where most companies get tripped up. If your business imports goods and re-exports any portion of that inventory without significant alteration, you likely have money waiting to be recovered.

So let's help you figure out how to get that money back.

What Is Unused Merchandise Duty Drawback?

Unused merchandise duty drawback is a refund program administered by U.S. Customs and Border Protection (CBP), under 19 U.S.C. 1313(j). With it, importers are allowed to reclaim duties, taxes, and certain fees paid on goods that are later exported from the U.S. or destroyed under CBP supervision. In order for goods to qualify, they must not have been used domestically for their intended purpose.

It may come as a surprise, but the refund can reach up to 99% of the original duties paid. The refund includes not only standard tariff duties but also merchandise processing fees. Depending on the claim type, it may also include harbor maintenance taxes. We aren't talking pennies here, but typically thousands of dollars that are worth the effort of the refund process.

There are two main ways for claiming unused merchandise duty drawback, and the differences between the two matter.

Two Ways to Claim Unused Merchandise Duty Drawback

1. Direct Identification (under 19 U.S.C. 1313(j)(1))

Direct identification requires tracking the imported goods from the time they come into the country to when they are exported. You're proving to CBP that the specific merchandise you paid duty on is the same merchandise leaving the country.

To do this, you will need a way to tie the export directly back to the original import entry, whether through serial numbers, lot numbers, batch codes, VINs, or similar tracking markers. If your goods carry these identifiers, direct identification is straightforward and has fewer restrictions than substitution drawback (see below). This method also allows you to file claims on exports to any destination without having to worry about HTS classification limits (Harmonized Tariff Schedule).

2. Substitution (under 19 U.S.C. 1313(j)(2))

Substitution drawback offers more flexibility. Instead of tracking the exact same goods, you can match duty-paid imports against commercially interchangeable exported goods classified under the same 8-digit or 10-digit HTS number.

Here's an example of how substitution is different from direct identification: Your company imports 500 units of a product from Germany and pays duties. You then decide to export 300 units of the same product sourced domestically. Under substitution, you can recover duties on those 300 units. This is because the exported goods are functionally interchangeable with the imported goods.

Before considering substitution, though, review these restrictions that tend to catch companies off guard:

• Substitution is only available if the 8-digit or 10-digit HTS classification matches the specific description of the good. If the classification ends in "other", then substitution cannot be used.
• The commercially interchangeable goods must not have been used in the United States, and the company exporting the goods must have had possession before export.
• Exports to USMCA (United States-Mexico-Canada Agreement) countries do not qualify under substitution; only direct identification works for these destinations.
• The refund can reach up to 99% of the duties paid, though the exact amount depends on whichever is lower: the duties originally paid on the import or the duties that would apply to the exported goods at current rates.

Substitution drawback is where most of the unclaimed money lives. This is largely because companies don't realize they can match domestic exports against imported goods at the HTS level. If you import and export products that share the same classification, this is worth taking a closer look.

What Counts as "Unused" in an Unused Merchandise Duty Drawback Claim?

This is where companies tend to get nervous and where CBP rulings have drawn some important lines.

Merchandise is considered "unused" as long as it has not been used in the U.S. for its intended purpose before export or destruction. It seems straightforward, but the interpretation matters. CBP recognizes certain operations as "incidental" and do not constitute "use" and are fully permissible:

• Testing and inspection
• Cleaning
• Repacking or repackaging
• Relabeling
• Sorting and grading
• Cutting (in some cases)

But what counts as "use"? If the merchandise is used for the exact purpose it was manufactured or intended for, it's considered used. That sounds simple enough, but sometimes it's not quite so clear-cut. Here are two examples to help draw the line:

• Electrical Cabinets: CBP determined that electrical cabinets (HQ H303174) bolted into power control rooms were "used in manufacturing or production" even though the cabinets themselves were not physically altered. The issue was that the cabinets could no longer function independently after installation.
• Retail Apparel: Another important ruling involved retail apparel (HQ H290868). Clothing purchased by consumers and then returned were considered "used" even if it appeared new. This is because it had been employed for its intended purpose (being worn).

If you are demonstrating, displaying, and inspecting merchandise, you are generally fine. But actually putting the product to its intended use, as in the examples above, counts as "use." Taking the time to get clarity upfront can save a lot of hassle later. CBP offers nonbinding predetermination through your local drawback office.

Unused Merchandise Duty Drawback Eligibility: A Practical Checklist

Before investing time in a drawback program, run your operations through these qualification criteria:

If you check every box in the "You Likely Qualify" column, it's worth running the numbers. Even partial matches are worth a conversation with an experienced drawback specialist.

How to File an Unused Merchandise Duty Drawback Claim

Filing for drawback isn't necessarily complicated, but it involves a multi-step process. Here's how it works:

1. Start by organizing your records. Before filing, make sure your import and export records are organized and lined up so they connect. This includes customs entry summaries (CBP Form 7501), commercial invoices, bills of lading, export documentation, and either unique identifiers (for direct identification) or HTS matching data (for substitution). Most claims that fail don't do so because a company isn't eligible, they get rejected because the documentation is incomplete.
2. File a Notice of Intent or obtain a waiver. If this is your first time exporting with drawback intent, you can file a Notice of Intent to Export (CBP Form 7553) at least five business days before the date of export. If you've already exported goods without Prior Notice to CBP, you can apply for a One-Time Waiver to still claim drawback. If you export regularly, it's usually worth completing a Waiver of Prior Notice so you don't have to notify CBP before each shipment.
3. Submit your claim through ACE. All drawback claims must be submitted through CBP's Automated Commercial Environment (ACE). Paper filings have not been accepted since February 2019. Your claim (CBP Form 7551) needs to include all supporting documentation that clearly ties your imports to your exports.
4. Wait for CBP review. Once everything is submitted, CBP reviews the claims and issues the refund. Timing can vary, but claims with strong documentation and proper waivers in place are key to speeding things up.

One important thing to keep in mind: you have five years from the date of import to file a drawback claim. After that, you can't recover those duties. If your company exports regularly, it's worth looking back at past imports to see if there's money left on the table.

Where Most Companies Go Wrong With Unused Merchandise Duty Drawback

Assuming they don't qualify

The most expensive mistake a company can make is never looking into it. Companies that both import and export goods, even if the exports aren't the exact same items, may qualify. Whether a distributor, a retailer with international operations, or a manufacturer with a global supply chain, you may have drawback-eligible transactions.

Poor record-keeping between import and export teams

Import and export operations don't always work together, and their systems don't always talk to each other. Drawback only works if you can connect those records. If your import team can't easily cross-reference with your export documentation, claims will stall or even get denied.

Missing the "Other" classification trap

You must make sure your 8-digit or 10-digit HTS classification doesn't fall into a catch-all "other" category. Companies assume any matching tariff code works, but substitution drawback isn't available in this case.

Missing the USMCA limitation

Companies that primarily export to Canada or Mexico sometimes assume substitution drawback applies. But it doesn't. Only direct identification works for USMCA destinations. If most of your exports head north or south, you need to be able to trace your products by lot or serial number to claim drawback.

Waiting too long to file

The five year clock starts on the date of importation, not the date of export. If you wait too long to set up a drawback program, your oldest (and often most valuable) entries may no longer be eligible.

Why Duty Rates Make Unused Merchandise Duty Drawback Worth Your Attention

Drawback has always been an option, but it becomes even more valuable when duty rates go up. When tariffs were low across most product categories, it often didn't justify the hassle for companies to recover them. That's shifted over the past several years.

The U.S. has experienced major tariff increases across multiple trade programs: Section 301 duties on Chinese goods, reciprocal tariffs, and various sector-specific adjustments. For a lot of importers, duties on their most important product categories have doubled or tripled.

If your imports carry 20% or more in duties and later leave the U.S., unused merchandise duty drawback can let you recover up to 99% of what you paid. Companies that set up drawback programs early in the current tariff cycle have seen big refunds. Your business may benefit in the same way.

Trade policy changes all the time. Rates change and new programs get layered on. But drawback is a reliable tool that works no matter which way tariffs move. If rates stay high, drawback can save your company a lot. If rates drop, it still lets you recover what you paid when rates were higher (within the five-year window). Either way, there's value to companies filing drawback.

Getting Started With Unused Merchandise Duty Drawback

Your first step is an assessment to see if you qualify for drawback. Start by pulling import data from the past five years and compare it with your export records. Looking for HTS matches, volume patterns, and destinations will give you a general idea as to whether a formal drawback program makes financial sense.

Most companies find that working with an experienced customs broker or a drawback specialist accelerates the process significantly. Zarach Logistics provides Duty Drawback services that is built specifically for mid-market importers and exporters. We handle the full drawback lifecycle: eligibility assessment, record matching, claim preparation, electronic filing, and ongoing program management.

A good partner handles the heavy lifting so your team can focus on day-to-day operations. If you're paying duties on goods that eventually leave the U.S., let us be that partner for you. Reach out for a free drawback eligibility assessment. We'll review your import and export data and show you what you might be able to recover, with no obligation.