What Happens During a U.S. Customs Audit?

What Is a U.S. Customs Audit?

A U.S. Customs audit is a formal review conducted by U.S. Customs and Border Protection (CBP) to evaluate whether an importer or drawback claimant is complying with customs regulations.

CBP audits typically review:

• Import classifications

• Duty payments

• Recordkeeping practices

• Internal compliance procedures

• Drawback claim documentation

The purpose of the audit is to ensure that duties are properly assessed, refunds are legitimate, and importers are meeting regulatory requirements.

Types of CBP Reviews

CBP may conduct several types of reviews depending on the circumstances.

Desk Review

A Desk Review is a documentation-based examination where CBP requests records supporting specific import transactions or drawback claims.

Focused Assessment

A Focused Assessment is a broader audit that evaluates an importer’s internal controls, compliance procedures, and transaction accuracy.

Regulatory Audit

A Regulatory Audit may examine specific programs such as duty drawback to verify that claims meet regulatory requirements.

Why Companies Are Selected for Audit

Companies may be selected for audit for several reasons, including:

• High import volumes

• Participation in duty drawback programs

• Classification inconsistencies

• Regulatory risk indicators

• Random selection as part of CBP oversight programs

Participation in drawback does not automatically trigger an audit, but claims must always be supported by proper documentation.

What CBP Reviews During an Audit

During a review, CBP may request documentation such as:

• Entry summaries and import records

• Commercial invoices and bills of lading

• Classification determinations

• Export documentation

• Bills of material for manufacturing drawback

• Internal compliance procedures

CBP evaluates whether documentation supports the reported transactions and whether regulatory requirements have been met.

The Importance of Recordkeeping

Federal regulations require importers and drawback claimants to maintain records supporting customs transactions.

Proper recordkeeping helps ensure:

• Accurate duty reporting

• Compliance with CBP regulations

• Efficient responses to Requests for Information

• Reduced regulatory risk

Organizations with structured documentation processes typically respond to audits more efficiently.

How Companies Can Prepare for a Customs Audit

Preparation begins with strong internal compliance practices.

Best practices include:

• Maintaining organized import and export documentation

• Ensuring consistent tariff classifications

• Implementing internal compliance procedures

• Conducting periodic internal reviews

• Maintaining clear audit trails for drawback claims

These steps help companies respond confidently to CBP inquiries.

Common Issues Identified During Audits

Audits often identify issues such as:

• Inconsistent product classifications

• Incomplete documentation

• Data discrepancies between systems

• Weak internal compliance controls

• Errors in drawback claim documentation

Identifying and correcting issues early reduces regulatory exposure.

The Role of Compliance Partners

Many companies work with experienced customs professionals to help manage compliance requirements and support audit preparation.

Specialists can assist with documentation reviews, methodology validation, and regulatory interpretation.

Next Steps

If your company participates in duty drawback or imports goods into the United States, maintaining strong documentation and compliance procedures is essential.

J.M. Rodgers can help organizations evaluate their documentation readiness and compliance structure to support regulatory reviews and drawback claims.

Disclaimer

This information is general in nature and does not constitute legal advice. Audit procedures and regulatory requirements depend on specific circumstances and CBP guidance.