U.S. customs and cross-border counsel for importers and businesses

Clear. Reliable. Strategic Customs & Trade Counsel.

Clear. Reliable. Strategic Customs & Trade Counsel.

Practical legal support for CBP inquiries, EAPA investigations, detentions and seizures, duty exposure, and cross-border business matters.

Practical legal support for CBP inquiries, EAPA investigations, detentions and seizures, duty exposure, and cross-border business matters.

Request a Customs Consultation

About us

About us

Law Office of Xiuhong Liu, APC is founded and led by Susie Liu, Esq. With more than 30 years of legal experience in China and the United States, the firm focuses on U.S. customs and trade compliance for importers, exporters, manufacturers, and cross-border e-commerce businesses. We advise on CBP Forms CF-28 and CF-29, 6051D detention and seizure notices, EAPA investigations, Section 1592 penalties, HTSUS classification, customs valuation, country of origin and marking, Sections 301 and 232 duties, UFLPA supply-chain verification, prior disclosures, drawback, and compliance programs. Attorney Liu is admitted before the U.S. Court of International Trade and the U.S. Tax Court, allowing the firm to carry customs disputes from agency proceedings through judicial review.
Law Office of Xiuhong Liu, APC is founded and led by Susie Liu, Esq. With more than 30 years of legal experience in China and the United States, the firm focuses on U.S. customs and trade compliance for importers, exporters, manufacturers, and cross-border e-commerce businesses. We advise on CBP Forms CF-28 and CF-29, 6051D detention and seizure notices, EAPA investigations, Section 1592 penalties, HTSUS classification, customs valuation, country of origin and marking, Sections 301 and 232 duties, UFLPA supply-chain verification, prior disclosures, drawback, and compliance programs. Attorney Liu is admitted before the U.S. Court of International Trade and the U.S. Tax Court, allowing the firm to carry customs disputes from agency proceedings through judicial review.
Education

LL.B., Peking University B.A.Sc. in Accounting, North Seattle College Dual background in law and accounting

01
Admissions

People’s Republic of China State Bar of California U.S. Court of International Trade U.S. Tax Court U.S. Court of Appeals for the Ninth Circuit U.S. District Court, Central District of California

02
Practice Focus

U.S. Customs & Trade Compliance CBP and EAPA Enforcement Corporate and Cross-Border Matters Commercial Litigation Immigration Support

03
Bilingual counsel in English and Mandarin Chinese, centered on early risk review, timely responses, and practical resolution.

Core Practice

Customs counsel from first inquiry through review and appeal

01

CBP Inquiries & Enforcement

Responses to CF-28 and CF-29; classification, valuation, origin, Rate Advance, 6051D detention and seizure matters, CBP Form 5955A, Section 1592 defenses, petitions for relief, protests, and settlement strategy.

01

CBP Inquiries & Enforcement

Responses to CF-28 and CF-29; classification, valuation, origin, Rate Advance, 6051D detention and seizure matters, CBP Form 5955A, Section 1592 defenses, petitions for relief, protests, and settlement strategy.

02

EAPA Investigations & CIT Appeals

Urgent response to interim measures, RFIs, verifications, and allegations involving transshipment or false origin, supported by supply-chain evidence, administrative review, and appeals before the U.S. Court of International Trade.

02

EAPA Investigations & CIT Appeals

Urgent response to interim measures, RFIs, verifications, and allegations involving transshipment or false origin, supported by supply-chain evidence, administrative review, and appeals before the U.S. Court of International Trade.

03

Customs Compliance & Risk Management

HTSUS classification and rulings, related-party and First Sale valuation, origin and marking, Sections 301 and 232, AD/CVD scope, UFLPA traceability, prior disclosures, drawback, reasonable-care programs, and internal audits.

03

Customs Compliance & Risk Management

HTSUS classification and rulings, related-party and First Sale valuation, origin and marking, Sections 301 and 232, AD/CVD scope, UFLPA traceability, prior disclosures, drawback, reasonable-care programs, and internal audits.

04

Corporate, Litigation & Cross-Border Support

Entity formation, governance, contracts, importer structures, trademarks and CBP e-Recordation, California and federal litigation, CIT and tax disputes, China matters, and coordinated business-immigration support.

04

Corporate, Litigation & Cross-Border Support

Entity formation, governance, contracts, importer structures, trademarks and CBP e-Recordation, California and federal litigation, CIT and tax disputes, China matters, and coordinated business-immigration support.

Representative Customs Matters

The following matters are generalized to protect client confidentiality. Prior results do not guarantee a similar outcome.

EAPA Investigations

Defended an importer accused of third-country transshipment to evade antidumping and countervailing duties; led RFI responses, supply-chain tracing, and factory verification, challenged interim measures, and preserved administrative and CIT appeal options.

6051D Detention & Seizure

Handled CBP 6051D notices, built country-of-origin and supply-chain records during detention, prepared UFLPA traceability submissions and release requests, and pursued petitions for relief in intellectual-property related seizures.

CF-28 / CF-29 & Rate Advance

Responded to classification and dutiable-value inquiries, reconstructed HTSUS support, challenged CF-29 adjustments and duty recapture through protests or Internal Advice, and documented related-party valuation, transfer pricing, and First Sale positions.

Prior Disclosure & Penalties

Completed prior disclosures before formal CBP investigations, quantified duty underpayments, reduced penalty exposure, and defended Section 1592 allegations involving negligence, gross negligence, and loss of revenue through written advocacy and settlement.

Corporate & Cross-Border Matters

Advised on entity formation, governance, contracts, importer setup, related-party transactions, customs-tax coordination, trademarks and border protection, and coordinated immigration planning for cross-border personnel and operations.

How It Works

A deadline-driven process for customs matters

1

Confirm deadlines, response requirements, and available relief immediately after a CBP notice is received.

1

Confirm deadlines, response requirements, and available relief immediately after a CBP notice is received.

2

Review import records, invoices, and supply-chain evidence; quantify duty, penalty, and detention exposure.

2

Review import records, invoices, and supply-chain evidence; quantify duty, penalty, and detention exposure.

3

Prepare the response, defense, disclosure, protest, or appeal; pursue release or resolution and remediate compliance.

3

Prepare the response, defense, disclosure, protest, or appeal; pursue release or resolution and remediate compliance.

Request a Customs Consultation

If you received a CF-28, CF-29, 6051D, or EAPA notice, contact us promptly. These matters are governed by strict response and relief deadlines.