US business tax guide for founders
Understand your federal, state, and franchise tax obligations as a non-US founder with a US entity.

Overview
Running a US business creates tax obligations at the federal level, the state level, and sometimes locally. Non-US founders often face extra complexity around withholding, treaty benefits, and foreign-owner reporting.
Running a US business creates tax obligations at the federal level, the state level, and sometimes locally. Non-US founders often face extra complexity around withholding, treaty benefits, and foreign-owner reporting.
North Filings helps you file the right returns on time and connect with vetted US tax advisors when your situation requires it.
Common filings
C-Corps file Form 1120 annually. LLCs may file Form 1065, 1120-S, or Schedule C depending on tax classification. Foreign-owned LLCs and C-Corps often must file Form 5472 to report related-party transactions.
Delaware franchise tax, Wyoming annual report fees, and state income taxes vary by where you operate and where you formed.
Frequently asked questions
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