Articles
US LLC knowledge for founders outside the US
Articles written by the USBizViet team from official sources and first-hand experience forming LLCs ourselves.
Form 5472 and Pro Forma Form 1120: The IRS Reporting Duty of Foreign-Owned LLCs
Why a foreign-owned single-member LLC must still file with the IRS even with no revenue, which transactions to report, the deadline, the penalty and how to file.
10/26/2026 · 6 min read
The basicsSingle-Member vs Multi-Member LLC: How Do Tax and Operations Differ?
Single-member and multi-member LLCs compared: how the IRS taxes them, the forms to file, the Operating Agreement and when to add a member.
10/26/2026 · 5 min read
The basicsHow to Choose an LLC Name and Register a DBA the Right Way
Naming rules for an LLC, how to check availability, when you need a DBA/assumed name, and the mistakes that get filings rejected.
10/26/2026 · 5 min read
The basicsLLC or C-Corp: Which Should a Non-US Founder Choose?
LLC vs C-Corp (usually formed in Delaware) compared on tax, fundraising, upkeep cost and complexity, for owners who don't live in the US.
10/26/2026 · 6 min read
Maintaining your LLCSales Tax Nexus: Do Online Sellers With a US LLC Have to Collect Sales Tax?
Nexus and economic nexus explained after the Wayfair decision: when you must register and collect sales tax in a state, the role of Amazon/Etsy, and how to track thresholds.
10/26/2026 · 6 min read
After forming your LLCGet Your Own EIN: A Step-by-Step Guide to Filling in Form SS-4
A detailed guide to completing and submitting Form SS-4 for an EIN when you have no SSN/ITIN — what to prepare, how to fill each line, which channel to use, and how to avoid a rejected application.
10/1/2026 · 7 min read
Provider comparisonFilenow vs MyCompanyWorks vs Bizee vs Registered Agents Inc.: Which Should You Choose?
A comparison of price, registered agent fees, privacy, customer support and upselling across four popular LLC formation providers.
9/28/2026 · 7 min read
The basicsWhat Is an LLC? Can Non-US Residents Form One?
A plain-English explanation of the LLC, who can own one from outside the US, what to do after forming it, and the tax and reporting duties that are easy to miss.
9/24/2026 · 6 min read
The basicsWhat Is a Registered Agent? Is It Required, and How Do You Choose One?
What a Registered Agent does, what the law requires, why founders living abroad almost always hire one, and how to compare providers.
9/24/2026 · 5 min read
After forming your LLCEIN for Non-US Residents: Getting a US Tax ID Without an SSN
What an EIN is, when you need it, why applicants without an SSN/ITIN can't apply online, and the common mistakes that get applications rejected.
9/24/2026 · 5 min read
After forming your LLCOpening a US Bank Account for Your LLC From Abroad
The documents to prepare, the kinds of accounts non-residents commonly use, why applications get rejected, and what to know when moving money home.
9/24/2026 · 6 min read
Choosing a stateWyoming or New Mexico: Which State Should You Form Your LLC In?
Formation cost, yearly upkeep, reporting requirements and privacy compared between Wyoming and New Mexico for non-US residents.
9/24/2026 · 5 min read
Maintaining your LLCWhat Happens If You File Your LLC Annual Report Late?
The consequences of a late annual report, the path from reminder to administrative dissolution, how to reinstate, and how to never miss a deadline.
9/24/2026 · 4 min read
After forming your LLCWhat Is an Operating Agreement? Does Your LLC Need One?
What an Operating Agreement covers, why banks ask for it, how single- and multi-member versions differ, and when to update it.
9/24/2026 · 5 min read
Maintaining your LLCVirtual Address and Mail Forwarding for Your LLC: When Do You Need Them?
How a Registered Agent address differs from a business address, how mail forwarding works, and what to watch for when using a US virtual address.
9/24/2026 · 5 min read
Maintaining your LLCWhat Is Foreign Qualification? When Must Your LLC Register in Another State?
What foreign qualification means, the signs your LLC is really operating in another state, the registration process, and the consequences of skipping it.
9/24/2026 · 5 min read
Choosing a stateThe Real Cost of a US LLC Over the First 3 Years
An estimate of formation and upkeep costs in Wyoming and New Mexico over 3 years, plus the extra costs people often overlook.
9/24/2026 · 5 min read
Maintaining your LLCHow to Close an LLC Properly So No Obligations Are Left Hanging
Why simply stopping payment isn't dissolution, the proper steps to close an LLC, and the filings to complete before you wrap up.
9/24/2026 · 4 min read
The basics7 Common Mistakes Non-US Founders Make When Forming a US LLC
The usual errors, from picking a state on hearsay to missing IRS reports, and how to avoid each one from the start.
9/24/2026 · 5 min read