Navigating the BIS Revised 50% Rule: What U.S. Exporters Need to Know - California Chamber of Commerce
BIS revised the 50% rule for determining when foreign-made items are subject to the EAR, affecting U.S. exporters' compliance obligations.
Aforeworn detected this change in the Export Controls & ITAR (DDTC / BIS / DFARS) space on August 11, 2026 and published this briefing so affected operators are forewarned rather than caught off guard. It is rated High urgency. U.S. exporters, including defense manufacturers, aerospace/dual-use exporters, semiconductor & tech exporters, and freight forwarders/brokers. should confirm how it applies to their specific situation before acting. There is a time constraint attached: Not specified in the provided text.. Acting after that point can mean penalties, a lapsed licence, or lost eligibility — exactly the kind of surprise Aforeworn exists to prevent. Aforeworn monitors Export Controls & ITAR (DDTC / BIS / DFARS) continuously and turns every detected change into a plain-English briefing like this one, so you always know first. Forewarned is forearmed.
What changed
The revised 50% rule changes how the percentage of U.S.-controlled content is calculated for foreign-made items, potentially subjecting more items to EAR jurisdiction.
Who it affects
U.S. exporters, including defense manufacturers, aerospace/dual-use exporters, semiconductor & tech exporters, and freight forwarders/brokers.
What you must do
Review and update export classification and compliance procedures to align with the revised 50% rule.
Deadline
Not specified in the provided text.
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