Frequently asked questions: US LLC and international tax

About US LLCs

What is a US LLC?

A Limited Liability Company (LLC) is a US business structure that provides limited liability and flexible taxation. For non-resident single-member owners, there is no US federal income tax on foreign-source income.

Do I need to travel to the United States to form an LLC?

No. The entire process is 100% online. We handle formation, EIN and bank account opening without you leaving your country.

Which state is best for my LLC?

It depends on your priorities: New Mexico for cost efficiency, Wyoming for privacy, Delaware for the strongest legal framework. See our services.

How long does LLC formation take?

Formation takes 2–4 weeks. The EIN can take 1–8 additional weeks depending on IRS workload.

Can I own an LLC while being a salaried employee?

Yes. You can own a US LLC while being employed in your home country, as long as your LLC income comes from compatible sources and you declare it correctly in your country of tax residence.

About taxation

Is tax optimization with a US LLC legal?

Yes. Tax optimization is not evasion. It uses international tax treaties and structures explicitly recognized by tax authorities.

Do I have to declare the LLC in my country of residence?

Yes. The LLC must be declared in your country of tax residence. We advise you on how to do it correctly.

Which IRS forms must I file?

Form 1120 with Form 5472, both due by April 15 (October 15 with an extension via Form 7004). BOI Report with FinCEN and the state Annual Report in Wyoming and Delaware.

About banking and payments

Can I open a Mercury account without travelling to the US?

Yes. Mercury onboarding is fully online. You only need your formed LLC and the EIN.

Can I use Stripe with my US LLC?

Yes. A US LLC gives you full Stripe access with no country-based restrictions, across 135+ currencies.

More questions? Book a strategic tax consultation.