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Sales Tax Compliance for Multi-State Sellers

Picture of Trevor McCandless, CPA, MTax
Trevor McCandless, CPA, MTax

4 December 2024

Rapid growth and innovation in the e-commerce sector has made it increasingly common for both individuals and businesses and to trade across state lines. While expanding into new markets can be highly profitable, navigating varying sales tax obligations is complex. You need a good understanding of U.S. tax laws, particularly relating to state nexus and tax apportionment, to avoid costly penalties if you operate as a multi-state seller. 

Understanding Sales Tax Nexus

Sales and use tax rates vary widely across states, generally ranging from 2.9% to 7.25% at the state level. A sales tax nexus is the legal connection a business has with a state, determining whether you are required to collect and remit sales tax when trading within that state. Knowing what triggers a viable sales tax nexus is crucial for your tax planning strategy and overall compliance. In this blog article, our CPAs delve into the specifics.

Different Types of Nexus Triggers

  1. Physical Presence Nexus: Triggered by maintaining an office, warehouse, or employees within a state.
  2. Economic Nexus: Established when sales in a state exceed a certain revenue or transaction threshold, as defined by that state.
  3. Affiliate Nexus: Created when a business has relationships with affiliates or third parties that promote or facilitate sales within a state.

Once nexus is established, your business must register with the state’s tax authority, and ensure that collections and remittance are processed at the correct sales tax rate, and on time.

Sales Tax Collection and Remittance

If you have nexus in a state, you need to understand how to calculate and collect that tax to stay compliant. 

In an origin-based sales tax system, practiced in states like Texas, you simply pay tax based on your location as the seller. This means that you collect sales tax at your local rate. Destination-based tax states apply the sales tax rate of the buyer’s location, which can become complex if you sell across multiple locations.

Each state also sets its own revenue and transaction thresholds for economic nexus. For example, in Washington, businesses must submit sales tax if their total annual sales exceed $100,000 or involve 200 or more separate transactions. In contrast, states like Oregon have no general sales tax, meaning sellers do not need to collect or remit sales tax there.

Key Considerations:

  • Thresholds for Economic Nexus: Each state sets specific revenue and transaction thresholds for economic nexus.
  • Product Taxability Rules: Not all products and services are taxed equally across states.  For example, digital goods are taxable in California, whereas they are exempt in Florida.
  • Exemptions and Special Provisions: Certain states offer exemptions for specific products or transactions. For example, New York exempts clothing and footwear priced under $110, while Grocery items are generally tax exempt in Pennsylvania. 

Sales Tax Exemptions and Certificates

As a seller, you are required to charge sales tax on all taxable transactions unless a particular state allows for tax-free sales. An exemption certificate is a form provided by buyers who claim a tax-exempt purchase. Buyers, such as non-profit organizations, government agencies, and educational institutions, may qualify for these exemptions, but these vary by state.

To comply with exemption rules, you must collect valid exemption certificates from qualified buyers.

Best Practices:

  • Stay informed of state-specific exemption rules to maintain compliance.
  • Verify certificates to ensure they are complete and valid. Some certificates require periodic renewal.
  • Store certificates securely for easy retrieval during audits.
  • Use software like QuickBooks to streamline tax calculations and facilitate compliance. 
  • Partner with a tax professional to help you reduce the risk of errors to avoid potential risk.

At Fusion, our CPAs can help you implement controls and processes to maintain compliance. From ensuring accurate financial records to managing your taxes, our team can help alleviate some of the administrative roadblocks. Contact us today.

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This blog does not provide legal, accounting, tax advice, or other professional services. We base articles on current or proposed tax rules at the time of writing and do not update older posts for tax rule changes. We expressly disclaim all liability regarding actions taken or not taken based on the contents of this blog. The same applies to the use or interpretation of this information. Information provided on this website is not all-inclusive and such information should not be relied upon as being all-inclusive.

 

 

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This blog article is not intended to be the rendering of legal, accounting, tax advice, or other professional services. We base articles on current or proposed tax rules at the time of writing and do not update older posts for tax rule changes. We expressly disclaim all liability in regard to actions taken or not taken based on the contents of this blog as well as the use or interpretation of this information. Information provided on this website is not all-inclusive and such information should not be relied upon as being all-inclusive.
 
About this article and how we use AI
This article is provided for general informational and educational purposes only and does not constitute tax, legal, accounting, or financial advice. Tax laws change and apply differently depending on your specific circumstances. Nothing here creates a client relationship with Fusion CPA, and it should not be relied upon or acted on without consulting a qualified professional about your own situation. To discuss how these rules apply to you, contact Fusion CPA at info@fusiontaxes.com.
Fusion CPA articles are grounded in the professional experience of our CPAs and the situations we encounter in practice. Scenarios described are illustrative composites, not any individual client’s facts. We use AI tools to assist with drafting and research. Before publication, every article is verified against primary sources such as the IRS and state departments of revenue and is reviewed for technical accuracy by a licensed CPA, who is named on the piece.
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