Professional Regulatory Compliance, Tax & Business Law Firm
California Attorney
Chinese Attorney
I.R.S. Enrolled Agent
About Us
JW SUN LAW FIRM — A Professional U.S. Regulatory Compliance, Taxation, and Business law firm, Your Trusted Tax Law Partner
We are committed to delivering strategic, results-driven legal solutions in Regulatory Compliance, taxation, and business law. Headquartered in Pasadena, California, we serve clients throughout the United States and globally, including individuals, entrepreneurs, corporations, and cross-border investors. As experienced regulatory compliance, tax attorneys, business lawyers, we focus exclusively on federal and state regulations, taxation.

Our Practice Areas

Tax Disputes & Planning
IRS audits, disputes, and tax resolution, Family, Business, and Corporate Tax Planning
Real Estate Tax
Real estate and investment tax strategies
U.S. Regulatory Compliance
Sanctions Compliance Services: release from OFAC SDN, DOD NS-CMIC List, EIA reports.
Trust and Gift Tax
Trusts, estates, and gift tax planning
CBP U.S. Customs Seizure
Cargo seizure, penalties, and forfeiture, Petitions for Relief, requests for Mitigation, and duty refund claims; customs valuation and tariff classification dispute resolution.
FBAR/International Tax
Cross-border entity structuring and FATCA/FBAR compliance, International tax compliance and reporting.
Tax Compliance
Federal and state income tax return reviews, Entity classification elections (Form 8832, 2553), 1099 reporting, and withholding compliance
State tax and audit
Responding to Franchise Tax Board (FTB), and other state revenue officers’ inquiries Handling California sales and use tax audits (CDTFA), Navigating property tax disputes, state tax notices, and appeals