Atty. Josephine Hsu
Josephine Hsu counsels domestic and foreign clients on regulatory and compliance matters as a member of the firm’s food and drug practice group, with an emphasis on food additives, food contact materials, and cannabidiol (CBD) and related cannabinoids. She assists clients in obtaining regulatory clearances for packaging materials in jurisdictions around the world.
Profile Summary
About Josephine Hsu at a glance
Josephine Hsu is a government attorney based in Washington, District of Columbia, practicing at Keller and Heckman LLP. Admitted to practice in District of Columbia, The District of Columbia Bar. Educated at The George Washington University (J.D.) and Bryn Mawr College (B.A.). Recognitions include Best Lawyers in America — Administrative / Regulatory Law (2026). Serands clients in Washington, DC and the surrounding metropolitan area.
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About
- Josephine Hsu counsels domestic and foreign clients on regulatory and compliance matters as a member of the firm’s food and drug practice group, with an emphasis on food additives, food contact materials, and cannabidiol (CBD) and related cannabinoids
- She assists clients in obtaining regulatory clearances for packaging materials in jurisdictions around the world
- Prior to joining Keller and Heckman, Josephine was a Law Clerk to the Senior Judges at the Superior Court of the District of Columbia
- She has also served as a Legal Assistant at the International Life Sciences Institute (ILSI) in Taiwan and as an International Intern at the Agricultural Trade Office of the American Institute in Taiwan, where she co-authored reports on U.S.–Taiwan trade regulations and market characteristics for the U.S
- Department of Agriculture (USDA) Global Agricultural Information Network (GAIN)
- While in law school, Josephine was a member of the George Washington International Law Review
- She also served as a Legal Intern at the U.S
- Department of Commerce (DOC), where she analyzed competition issues and prepared memoranda on harmonization of domestic regulations and compliance programs in Eurasia with international best practices
Practice Areas Explained
Josephine Hsu's Areas of Practice
Each practice area below reflects the types of cases Josephine Hsu handles, with a brief overview of what that area of law covers.
Attorneys for administrative law, agency hearings, government contracts, licensing, and public benefits.
Josephine Hsu is one of 132,225 government attorneys indexed nationally. Browse government attorneys in District of Columbia →
Jurisdictional Context
Why local counsel matters in District of Columbia
Practicing law in District of Columbia. Legal matters in District of Columbia are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Washington are typically filed in the local municipal court or the appropriate District of Columbia state district court, depending on subject matter and amount in controversy. An attorney licensed in District of Columbia brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in District of Columbia courts without local counsel or pro hac vice admission.
Looking for additional District of Columbia attorneys? Browse all attorneys in Washington or all attorneys in District of Columbia.
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