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Foreign Business Expansion · Insights

Foreign Business Expansion insights

Plain-English tax guidance on foreign business expansion from our CPAs and Enrolled Agents.

Explore Foreign Business Expansion
Individual Tax PreparationBusiness & Corporate TaxTax Planning & StrategyBusiness Tax CreditsIRS Audit DefenseTax Debt ResolutionInternational TaxState & Local Tax (SALT)Estate Income TaxFlorida 1031 ExchangeNonprofit Tax ServicesExpats / Expatriate TaxTax Court RepresentationFederal TaxTax Risk ServicesTransfer PricingTax ComplianceUS Inbound TaxM&A TaxIRS Tax AdvocateOutbound TaxTax Treaty PlanningFIRPTA & Foreign Real EstateForeign Business Expansion
Choosing a US Entity as a Foreign Owner: C-Corp vs. LLC, Double Tax, and Withholding
Foreign Business Expansion
Mar 12, 2026·7 min read

Choosing a US Entity as a Foreign Owner: C-Corp vs. LLC, Double Tax, and Withholding

As a foreign owner, the entity you pick — C-corp or LLC — decides whether you face two layers of US tax, the branch profits tax, or a personal US filing obligation. Here's how the trade-offs actually run.

SMAART Tax Team
The Foreign-Owned US LLC: Form 5472, the Pro-Forma 1120, and the $25,000 Penalty
Foreign Business Expansion
Feb 24, 2026·6 min read

The Foreign-Owned US LLC: Form 5472, the Pro-Forma 1120, and the $25,000 Penalty

A foreign-owned single-member US LLC often owes no US income tax — but it still has a hard filing obligation. Miss the Form 5472 and pro-forma 1120, and the penalty starts at $25,000 per year, even with zero profit.

SMAART Tax Team
US Market-Entry Tax Structuring for Foreign Companies: Subsidiary, Branch, or LLC
Foreign Business Expansion
Feb 10, 2026·7 min read

US Market-Entry Tax Structuring for Foreign Companies: Subsidiary, Branch, or LLC

A foreign company entering the US market has three basic structures — subsidiary, branch, or LLC — and each one changes how you're taxed, what you file, and whether a treaty can lower your rate. Choosing wrong is expensive to unwind.

SMAART Tax Team

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