
Effectively Connected Income (ECI): When Does a Foreign-Owned LLC Owe U.S. Tax?
When does a foreign-owned U.S. LLC owe U.S. tax? How ECI and the U.S. trade or business test work, common scenarios, treaties, and what to file either way.
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When does a foreign-owned U.S. LLC owe U.S. tax? How ECI and the U.S. trade or business test work, common scenarios, treaties, and what to file either way.

Stripe Atlas gets you incorporated in Delaware; Clemta also handles what comes after. Compare states, pricing, EIN, banking and compliance side by side.

Whitelabel partners can connect Claude, Cursor or any MCP client to the partner dashboard and ask about their companies, orders, billing and webhooks. Access is read-only and approved in the dashboard. Each connection runs in test or live mode, and every lookup is logged.






