Customs Bond Explained: Do You Need One for US Imports?

You have a container of goods arriving at a US port. Your customs broker asks if you have a bond on file. You don't. Now your shipment is stuck, accumulating storage fees, while you scramble to get one. This scenario plays out constantly with first-time importers. Here is everything you need to know about customs bonds so it does not happen to you.

What is a customs bond?

A customs bond (also called an import bond or CBP bond) is a financial guarantee between three parties:

• Principal: You, the importer of record
• Surety: An insurance/surety company licensed by the US Treasury
• Obligee: US Customs and Border Protection (CBP)

The bond guarantees that you will:

1. Pay all duties, taxes, and fees owed to CBP
2. Comply with all US import laws and regulations
3. Provide any documentation CBP requests
4. Allow CBP to examine your merchandise

Think of it as an insurance policy that protects the US government. If you fail to pay duties or violate import regulations, the surety company pays CBP — then comes after you for reimbursement.

When do you need a customs bond?

You need a customs bond when:

• Importing commercial goods valued over USD 2,500
• Importing goods subject to FDA, USDA, EPA, CPSC, or other agency regulations (regardless of value)
• Importing goods subject to antidumping or countervailing duties
• Operating a bonded warehouse or Foreign Trade Zone
• Acting as a customs broker or carrier

When you do NOT need a bond

• Personal shipments for your own use (not for resale)
• Commercial shipments valued at USD 2,500 or less (informal entries)
• Goods entering under certain duty-free provisions (though this has exceptions)
• US government shipments

The USD 2,500 threshold is based on the fair retail value of the goods, not the invoice price. CBP can challenge your declared value if it seems artificially low.

Types of customs bonds

Single entry bond (SEB)

Covers one specific shipment. Good for:

• One-time imports
• Importers who ship fewer than 3–4 times per year
• Testing a new product before committing to regular imports

Bond amount: Typically set at the total entered value (goods + duties + fees) of the shipment, rounded up. Minimum USD 100.

Cost (premium): USD 50–100 per bond for most shipments. Higher for shipments with antidumping duties or high-risk goods.

Validity: Covers only the single entry it is issued for.

Continuous bond (CB)

Covers all shipments for a 12-month period. Good for:

• Regular importers (4+ shipments per year)
• Amazon FBA sellers with recurring inventory orders
• Any business that imports on an ongoing basis

Bond amount: Set at 10% of total duties, taxes, and fees paid in the prior 12 months, with a minimum of USD 50,000. If you paid USD 200,000 in duties last year, your bond amount would be USD 50,000 (10% = USD 20,000, but minimum applies).

Cost (premium): USD 300–600 per year for most importers with a USD 50,000 bond. Higher bond amounts or high-risk importers pay more (up to USD 1,000–2,000/year).

Validity: 12 months from effective date, auto-renews unless cancelled.

Which one should you choose?

Factor	Single Entry	Continuous
Shipments per year	1–3	4+
Cost per year (4 shipments)	USD 200–400	USD 300–600
Cost per year (12 shipments)	USD 600–1,200	USD 300–600
Convenience	Must arrange each time	Always on file
ISF filing	Separate bond needed	Covered
Break-even point	~4 shipments/year

If you import 4 or more times per year, a continuous bond saves money and eliminates the hassle of arranging a new bond for each shipment. Most regular importers — including Amazon FBA sellers — should get a continuous bond.

How much does a customs bond cost?

The cost of a customs bond has two components:

1. Bond amount (face value)

This is the maximum the surety will pay CBP if you default. It is NOT what you pay — it is the coverage amount.

• Single entry: equal to the entered value of the shipment
• Continuous: 10% of prior year duties/taxes/fees, minimum USD 50,000

2. Premium (what you actually pay)

This is your annual or per-entry cost — a small percentage of the bond amount:

• Single entry premium: typically USD 50–100 (some as low as USD 35 for small shipments)
• Continuous bond premium: typically 0.5–1.5% of the bond amount per year

Examples:

• USD 50,000 continuous bond × 0.8% = USD 400/year
• USD 100,000 continuous bond × 0.7% = USD 700/year
• USD 250,000 continuous bond × 0.6% = USD 1,500/year

Factors that affect premium cost

• Import history: Clean record = lower premium. Prior violations or unpaid duties = higher.
• Financial strength: Surety companies may check your credit or financials for larger bonds.
• Product type: High-risk goods (antidumping, FDA-regulated) may carry higher premiums.
• Bond amount: Higher amounts generally have lower percentage premiums (volume discount).

How to get a customs bond

Option 1: Through your customs broker (recommended)

The easiest path. Your customs broker has relationships with surety companies and handles the paperwork:

1. Tell your broker you need a bond (single or continuous)
2. Provide your business information (EIN, company name, address)
3. Broker obtains the bond from their surety partner
4. Bond is filed electronically with CBP
5. You pay the premium (often added to your brokerage invoice)

Timeline: same day to 2 business days for standard bonds.

Option 2: Directly from a surety company

You can purchase bonds directly from licensed surety companies. This makes sense if:

• You want to shop for the best premium rate
• You do your own customs entries (self-filers)
• Your broker's surety charges above-market rates

Licensed surety companies are listed on the US Treasury's Circular 570.

Option 3: Online bond providers

Several companies offer customs bonds online with quick turnaround:

• Application takes 5–10 minutes
• Approval often same-day for standard-risk importers
• Bond filed electronically with CBP within 24 hours
• Premiums are competitive (often lower than broker-arranged bonds)

What you need to apply

• Business name and address
• EIN (Employer Identification Number) or SSN for sole proprietors
• Importer of Record number (if you have one — can be your EIN)
• Estimated annual import value and duty amount
• Type of goods imported
• Import history (new importer or existing)

Bond sufficiency: When CBP demands more

CBP monitors whether your bond amount is sufficient to cover your actual duty obligations. If your imports grow significantly, CBP may issue a bond sufficiency notice requiring you to increase your bond amount.

When this happens

• Your duties paid exceed 10× your bond amount in a 12-month period
• You have unpaid duties or penalties
• CBP determines your bond is inadequate based on risk assessment

What to do

1. You have 30 days to obtain a new bond at the required amount
2. Contact your broker or surety immediately
3. If you fail to increase the bond, CBP can refuse to release your shipments

Pro tip: if your import volume is growing rapidly, proactively increase your bond before CBP forces you to. A bond increase during a sufficiency notice may come with a higher premium due to urgency.

What happens when a bond is claimed against

A bond claim (also called a "demand on surety") occurs when:

• You fail to pay duties, taxes, or fees within the required timeframe
• You violate import regulations (misclassification, undervaluation, etc.)
• You fail to redeliver goods when CBP demands it
• You fail to provide required documentation

The process

1. CBP issues a demand to the surety company
2. Surety pays CBP (up to the bond amount)
3. Surety seeks reimbursement from you (the principal)
4. If you cannot pay, the surety may pursue legal action or seize collateral
5. Your ability to obtain future bonds is severely impacted

Bond claims are serious. They can result in:

• Difficulty obtaining new bonds (or much higher premiums)
• CBP requiring cash deposits instead of bonds
• Potential debarment from importing

Customs bond vs customs broker: What is the difference?

These are commonly confused:

• Customs bond: A financial guarantee (insurance) that you will pay duties and comply with regulations
• Customs broker: A licensed professional who files customs entries and handles clearance paperwork on your behalf

You need both for most commercial imports. The broker does the work; the bond guarantees payment. Your broker can arrange your bond, but they are separate things.

For a complete overview of the clearance process, see our customs clearance guide.

Special bond situations

Antidumping/countervailing duty (AD/CVD) bonds

If you import goods subject to antidumping or countervailing duties, you may need an enhanced bond. AD/CVD rates can be very high (sometimes 100%+ of value), and CBP requires bond amounts that reflect this exposure. These bonds are harder to obtain and more expensive.

FDA prior notice bond

Food imports require FDA prior notice. If you fail to provide it, CBP can hold your shipment and claim against your bond. Ensure your bond covers FDA-regulated imports if applicable.

ISF bond

The Importer Security Filing (ISF or "10+2") requires a bond. A continuous bond covers ISF obligations. If you only have a single entry bond, you need a separate ISF bond — another reason continuous bonds are better for regular importers.

Foreign Trade Zone (FTZ) bonds

Operating in or using a Foreign Trade Zone requires a specific FTZ operator bond, separate from your import bond.

Common mistakes with customs bonds

1. Not having a bond before your shipment arrives

Get your bond in place BEFORE your goods ship. A bond takes 1–2 days to process and file with CBP. If your container arrives and you have no bond, it sits at the port accumulating demurrage (USD 150–300/day) while you scramble.

2. Letting your continuous bond lapse

Continuous bonds auto-renew, but if you miss a premium payment, the surety can cancel. A lapsed bond means CBP will not release your next shipment. Set calendar reminders for renewal dates.

3. Underestimating bond amount needs

If your import volume grows 3× in a year, your USD 50,000 bond may become insufficient. Monitor your duty payments relative to your bond amount.

4. Confusing bond amount with bond cost

A USD 50,000 bond does not cost USD 50,000. It costs USD 300–600/year in premium. The USD 50,000 is the coverage amount — what the surety would pay CBP if you defaulted.

5. Not reading the bond conditions

Your bond has specific conditions (called "bond conditions" or "activity codes"). Make sure your bond covers all your import activities. A basic import bond (Activity Code 1) covers standard entries but may not cover other activities like FTZ operations or carrier duties.

Customs bond for Amazon FBA sellers

If you sell on Amazon FBA and import products from overseas:

• You need a bond if any single shipment exceeds USD 2,500 in value (almost all FBA inventory orders do)
• Get a continuous bond — you will import multiple times per year for restocks
• Budget USD 300–500/year for the bond premium
• Your freight forwarder or customs broker can arrange it as part of their service
• Factor it into your landed cost — it is a real cost of importing, even if small per unit

On a 12,000-unit annual import volume, a USD 400 continuous bond adds only USD 0.03/unit to your landed cost. Negligible, but necessary.

How to check if you have a bond on file

You can verify your bond status through:

1. Your customs broker: They can check CBP's system for active bonds under your importer number
2. ACE (Automated Commercial Environment): If you have an ACE portal account, you can view your bond information
3. Your surety company: They can confirm your bond status and expiration date

Bottom line

A customs bond is a non-negotiable requirement for commercial US imports over USD 2,500. It is not expensive (USD 300–600/year for a continuous bond), but not having one will stop your shipment cold. Get a continuous bond before your first shipment arrives, keep it current, and monitor your bond sufficiency as your import volume grows. It is one of those boring-but-essential pieces of import compliance that separates professional importers from amateurs learning expensive lessons at the port.

Ready to calculate your duty obligations? Use our import duty calculator to estimate what you will owe — and make sure your bond amount covers it.