#Form 1120

For a U.S. single-member LLC wholly owned by a non-U.S. resident, Form 5472 is generally required for any fund transactions between the shareholder and the company — and this filing mandate applies regardless of whether the business is profitable. This article breaks down exactly what the form is used to report, why Part V is the most critical section for non-resident filers, how to properly convert and state monetary values, how steep the late-filing penalties can be, and what tangible changes the 2025 tax legislation has introduced to this regulatory framework.