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Everything a non-US founder with a US LLC needs to stay compliant.

Start with the annual 5472 filing. Add the rest as you grow.

Annual Form 5472 and the pro-forma 1120 for foreign-owned single-member LLCs.

Six-month extension when you need more time. Filed on your behalf before the original due date.

Delaware LLC annual tax ($300) or corporation franchise tax + annual report (assumed par value capital method).

The full-year calendar: 5472, 7004, Delaware, 1099-NEC, registered agent, home-country filings.

1040-NR, full 1120, IRS notice response, amendments, penalty abatement — scoped on request.

Not sure where to start?

Run the free eligibility checker — six questions, no account required.