Tax Filing Guides

Comprehensive, plain-language guides to help you understand IRS Form 5472, avoid costly penalties, and file with confidence.

Complete guide to IRS Form 5472 — who must file, what's required, and how to comply.

Understanding the $25,000 penalty, additional fines, and how to avoid them.

Important deadlines for 2025-2026 and how to request a 6-month extension.

Step-by-step guide for foreign owners of U.S. single-member LLCs.

Key differences between these two commonly confused IRS forms.

How to file the Pro Forma Form 1120 alongside Form 5472 for your disregarded entity.

Free Filing Tools

Handy utilities to help you prepare your Form 5472 filing.

Format and validate your Employer Identification Number.

Find the correct NAICS business activity code for your LLC.

Estimate potential penalties for late or missing filings.

Let us handle the complexity. File your Form 5472 in under 15 minutes with our guided filing experience.