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Canadian Ecommerce Sellers: The US Tax Mistakes That Are Costing You Thousands — Salman Salat | Why US LLCs Risk Penalties, How Canadians Save 1.5% Fees, What Tax Nexus Means Now, Why Double Taxation Hits Sellers, How to Scale US Sales (#479)

Ecommerce Coffee Break · with Salman Salat · May 13, 2026 · 19 min

Summary

Canadian e-commerce sellers often face significant, avoidable tax penalties and fees when expanding into the US. This episode breaks down common mistakes, such as unrecognized Shopify international transaction fees and missed US LLC tax filings, which can cost businesses thousands. It also provides actionable strategies for proper US entity structuring and tax credit utilization to optimize cross-border operations and maximize profitability.

Key takeaways

Themes

finance & fundraisingshopify & ecommerce platformssupply chain & operations

Topics covered

cross-border taxationus llccanadian e-commerceshopify feestax compliancedouble taxation avoidancebookkeeping for e-commerceform 5472

Episode description

In this episode, we dive into the common tax traps that Canadian ecommerce brands face when selling to American customers. Salman Salat, Founder of SAL Accounting, explains how the wrong business structure can lead to massive fines and double taxation. He shares how to legally avoid extra payout fees, when it actually makes sense to open a US LLC, and how to stay safe from the IRS while growing your brand across the border. Topics discussed in this episode: What trigge...

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Frequently asked about this episode

What does this episode say about finance & fundraising?
Avoid Shopify's 1.5% international processing fee on US sales by setting up a US entity and routing payments through it; this becomes critical around $20k USD/month in sales.
What does this episode say about shopify & ecommerce platforms?
Set up a US LLC owned by your Canadian corporation, not by you personally, to avoid a 53% personal tax rate and double taxation issues, significantly lowering your overall tax burden to roughly 12-13% (based on Ontario rates).
What does this episode say about supply chain & operations?
Be aware of critical US tax filings for LLCs, specifically Form 5472, which carries a $25,000 penalty per missed filing. Deadlines can be as early as four months after LLC formation.
What does this episode say about finance & fundraising?
Ensure your bookkeeping accurately reflects gross income from platforms like Shopify, not just payouts after fees, as tax agencies (e.g., CRA) disallow net payouts as income and require platform-level reporting.
What does this episode say about finance & fundraising?
Integrate your Canadian and US financial accounts within a single QuickBooks instance, managed under your Canadian corporation, to streamline bookkeeping and ensure all income and expenses are correctly reported for both entities.

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