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U.S. tax & accounting, explained
Practical guides on U.S. tax returns, Form 5472, deadlines, bookkeeping and LLCs, for business owners, founders abroad and accounting firms.
Outsourcing tax preparation: a checklist for CPA and EA firms
Adding an outside preparation team can take pressure off busy season, if it is set up properly. These are the points to settle before the first return changes hands.
Read article → Tax deadlines2027 tax deadlines for U.S. businesses and owners (2026 tax year)
The federal due dates for 2026 tax-year returns, filed in 2027, for calendar-year filers. Mark them now and file extensions before the original deadline if you need more time.
Read article → Form 5472Form 5472 for foreign-owned U.S. LLCs: who files, when, and the $25,000 penalty
If you live outside the U.S. and own a U.S. single-member LLC, you probably have a yearly IRS filing even with no U.S. income. Here is what it is, who it applies to and how to avoid the penalty.
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