Alex is Sprintlaw's co-founder and a legal technology leader. He holds law and media degrees from the University of Sydney and has been recognized by Australasian Lawyer, Lawyers Weekly and the Sydney Young Entrepreneur Awards for his work building Sprintlaw and improving access to business legal support.
Affiliate marketing can be a powerful growth channel for US startups and small businesses. However, launching an affiliate program without a well-drafted agreement can create legal, financial, and reputational risks. Many founders overlook crucial contract terms, misunderstand disclosure requirements, or fail to address state-specific issues. This guide explains what to include in an affiliate marketing agreement, how to manage compliance, and common mistakes to avoid. We also provide practical examples, checklists, and state law caveats so you can approach affiliate partnerships with confidence.
What Is an Affiliate Marketing Agreement?
An affiliate marketing agreement is a contract between a business (the merchant) and an affiliate (the partner who promotes the business's products or services). The affiliate earns a commission or fee for generating leads, sales, or other actions as defined in the agreement. These contracts are used by e-commerce stores, SaaS platforms, online marketplaces, and content creators to formalize their affiliate relationships.
Without a clear affiliate marketing agreement, businesses risk confusion over payment, disputes about marketing practices, and potential liability for misleading advertising. At the federal level, the Federal Trade Commission (FTC) regulates advertising disclosures and consumer protection. State contract law governs the enforceability of the agreement, and some states impose extra requirements on affiliate programs or restrict certain contract terms. Industry-specific rules or platform policies (such as Amazon Associates or Shopify's affiliate program) may also apply.
For example, a California-based SaaS startup might partner with affiliates nationwide. The agreement must comply with FTC rules, California contract law, and any additional requirements in states where affiliates operate. If the startup's affiliates are in New York, the agreement should be reviewed for enforceability under New York law as well. This is why a service-specific legal review by a licensed attorney is recommended before launching or expanding an affiliate program.
Essential Terms to Include in an Affiliate Marketing Agreement
Every affiliate marketing agreement should address several key areas to minimize risk and clarify expectations. Here is a checklist of essential terms, with practical explanations and examples:
- Commission Structure: Specify how affiliates are paid. Common models include a percentage of sales (e.g., 10% per sale), a flat fee per lead, or tiered bonuses for reaching certain sales thresholds. For example, "Affiliates will receive 8% of the net sale price for each qualifying purchase, paid monthly." Clearly define what counts as a qualifying sale and when commissions are earned.
- Tracking and Reporting: State what tracking platform or software will be used (such as Refersion, ShareASale, or a custom dashboard). Explain how disputes over tracked sales will be resolved. For example, "The merchant's tracking system will be the final authority in case of discrepancies."
- Marketing Guidelines: List approved marketing channels (such as blogs, email, social media) and prohibited practices (like bidding on your brand keywords, sending unsolicited emails, or making unapproved claims). For example, "Affiliates may not use paid search ads containing the merchant's trademark."
- Disclosure Requirements: Require affiliates to comply with FTC disclosure rules. For example, "Affiliates must clearly disclose their relationship with the merchant in all promotional content, using language such as 'I may earn a commission if you purchase through my link.'"
- Term and Termination: Define how long the agreement lasts, renewal terms, and how either party can terminate (with or without cause). Include notice requirements and what happens to unpaid commissions after termination.
- Intellectual Property: Clarify who owns creative assets, trademarks, and content. Set limits on how your brand can be used and require affiliates to use only approved materials.
- Refunds and Chargebacks: Explain how commissions are handled if a customer requests a refund or initiates a chargeback. For example, "If a sale is refunded within 30 days, the corresponding commission will be deducted from the affiliate's next payment."
- Compliance and Indemnity: Require affiliates to comply with all applicable laws and indemnify your business for violations. For example, "Affiliate agrees to indemnify and hold harmless the merchant from any claims arising from affiliate's breach of this agreement or violation of law."
- Governing Law and Jurisdiction: Specify which state's law governs the agreement and where disputes will be resolved. For example, "This agreement is governed by the laws of the State of Delaware, and any disputes will be resolved in Delaware courts."
Customize these terms for your business model and industry. For instance, financial services and health products require stricter advertising controls. If your affiliates are in states with unique contract laws (such as California, New York, or Texas), review your agreement for enforceability in those jurisdictions.
Federal and State Compliance Points
Affiliate marketing in the US is regulated at both the federal and state levels. Here are the main compliance points to check, with examples and state law caveats:
- FTC Disclosure Requirements: The FTC requires affiliates to disclose their relationship with your business in all promotional content. Disclosures must be clear, conspicuous, and placed near the affiliate link or endorsement. For example, a YouTube influencer must say, "This video contains affiliate links, and I may earn a commission if you buy." Failure to comply can result in FTC enforcement actions against both the affiliate and the merchant.
- Truthful Advertising: Affiliates must not make false, misleading, or unsubstantiated claims about your products. For example, an affiliate cannot claim your supplement "cures diseases" unless you have FDA approval. Your agreement should require affiliates to use only approved messaging and provide accurate information.
- CAN-SPAM Act: If affiliates send marketing emails, they must comply with federal anti-spam laws. This includes providing a clear way to opt out, not using deceptive subject lines, and including your business's physical address. For example, "Affiliates must include an unsubscribe link in all promotional emails."
- State Contract Law: The enforceability of contract terms can vary by state. For example, California restricts certain non-compete clauses, while Texas may allow broader indemnity provisions. Always specify the governing law in your agreement, but be aware that courts may apply local public policy rules if affiliates or customers are based in other states.
- Sales Tax and Nexus: Some states consider affiliate relationships when determining whether your business has a tax nexus in that state. For example, New York's "Amazon Law" requires out-of-state merchants with New York-based affiliates to collect and remit sales tax on sales to New York customers. If your affiliates are in states like California, New York, or Illinois, consult a tax advisor about your obligations.
- Industry-Specific Rules: Certain industries, such as financial services, health products, and alcohol, are subject to additional advertising and disclosure requirements. For example, promoting credit cards requires compliance with the Truth in Lending Act and CFPB guidelines. If you operate in a regulated sector, your affiliate agreement should include extra compliance language and approval processes.
Checklist for compliance:
- Require affiliates to follow FTC disclosure rules in all content
- Provide affiliates with approved messaging and creative assets
- Monitor affiliate content for compliance (spot check regularly)
- Include a process for reporting and addressing violations
- Consult a tax advisor about sales tax nexus in affiliate states
- Review state contract law for enforceability of key terms
Failing to address these compliance points can result in regulatory penalties, lawsuits, and reputational harm. For example, in 2020, the FTC fined a supplement company for failing to monitor affiliate disclosures, holding the merchant responsible for deceptive advertising by its partners.
Customer Terms, Refunds, and Dispute Handling
Affiliate marketing agreements do not just affect your relationship with affiliates. They also impact your customers, especially regarding refunds, returns, and dispute resolution. Here is how to address these issues in your agreement and customer-facing policies:
- Clear Customer Terms: Your website terms and conditions should explain how affiliate links work, what customers can expect, and any special refund or return policies for affiliate sales. For example, "Some links on this site are affiliate links, and we may earn a commission if you purchase through them. Our standard refund policy applies to all purchases."
- Refunds and Commission Clawbacks: Decide how you will handle commissions if a customer requests a refund or disputes a charge. Many businesses include a "clawback" period, such as 30 or 60 days, before paying commissions. For example, "Commissions are paid 45 days after the sale to allow for returns and chargebacks." If a sale is refunded, the commission is deducted from the affiliate's next payment.
- Chargebacks: Spell out how chargebacks are handled. For example, "If a customer initiates a chargeback, the corresponding commission will be reversed. Affiliates are responsible for chargebacks resulting from fraudulent or prohibited marketing practices."
- Customer Complaints: Require affiliates to direct customer complaints or legal claims to your business, not to attempt to resolve them independently. For example, "Affiliates must refer all customer service inquiries to the merchant's support team." This helps maintain consistent customer service and reduces legal risk.
- Dispute Resolution: Include a process for resolving disputes between you and your affiliates, such as mediation, arbitration, or litigation in a specified state. For example, "Any disputes arising from this agreement will be resolved by binding arbitration in Texas." Make sure this aligns with your overall business policies and is enforceable under state law.
Practical example: A Texas-based e-commerce business pays commissions 30 days after a sale. If a customer returns a product within that window, the affiliate's commission is canceled. If a chargeback occurs after payment, the amount is deducted from the affiliate's next payout. The agreement specifies that all customer complaints must be forwarded to the merchant's support email, not handled by the affiliate directly.
Checklist for customer terms and disputes:
- Update website terms to explain affiliate links and refund policies
- Set a clear clawback period for commissions
- Define the process for handling chargebacks and refunds
- Require affiliates to refer customer complaints to your business
- Include a dispute resolution clause in the affiliate agreement
Overlooking these details can lead to confusion, double payments, or inconsistent customer experiences. Align your affiliate agreement with your customer-facing policies for best results.
Common Mistakes and How to Avoid Them
Many US startups and small businesses make similar mistakes when launching or managing affiliate programs. Here are some of the most common pitfalls, with practical examples and tips to avoid them:
- Using Generic Templates: Relying on a one-size-fits-all template can leave important issues unaddressed. For example, a template might not include state-specific contract terms or industry compliance language. Always review and adapt your agreement for your business, industry, and the states where you and your affiliates operate.
- Ignoring FTC Guidelines: Failing to require proper disclosures or monitor affiliate content can result in regulatory penalties. For example, a merchant was fined after its affiliates promoted products without clear disclosures. Provide affiliates with sample disclosure language and monitor their content regularly.
- Unclear Commission Terms: Vague commission structures lead to disputes and mistrust. For example, if the agreement does not specify when a sale is "final," affiliates may expect payment even for refunded orders. Spell out exactly how commissions are calculated, when they are paid, and under what circumstances they can be withheld or clawed back.
- Overlooking State Tax Issues: Not considering sales tax nexus rules in states where your affiliates are located can create unexpected tax liabilities. For example, a business with affiliates in New York may be required to collect sales tax from New York customers. Consult a tax advisor or attorney if you are unsure.
- Poor Recordkeeping: Failing to keep accurate records of affiliate referrals, sales, and payments can make it difficult to resolve disputes or defend against claims. Use reliable tracking and reporting tools, and maintain records for at least three years.
- Not Reviewing Agreements Regularly: Laws, platform policies, and business models change. For example, the FTC updates its endorsement guidelines periodically. Review your affiliate marketing agreement at least annually and whenever you make significant changes to your program.
- Not Addressing International Affiliates: If you work with affiliates outside the US, you may need to address international tax, data privacy, and contract enforcement issues. For example, the GDPR applies to affiliates in the EU. Include jurisdiction and compliance language for international partners.
Checklist for avoiding common mistakes:
- Customize your agreement for your business, industry, and states of operation
- Provide affiliates with clear disclosure and marketing guidelines
- Spell out commission, refund, and chargeback terms in detail
- Monitor affiliate content and maintain accurate records
- Review and update your agreement regularly
- Address international issues if you have non-US affiliates
Practical example: A Florida-based startup used a generic online template for its affiliate program. After a dispute with a California affiliate over unpaid commissions, the affiliate challenged the agreement's enforceability under California law. The startup had to renegotiate terms and pay additional legal fees. Avoid this by customizing your agreement and reviewing it with a licensed attorney familiar with relevant state laws.
FAQs
Do I need a written affiliate marketing agreement?
While some affiliate relationships are managed through online platforms with standard terms, having a written affiliate marketing agreement is highly recommended. A written agreement clarifies expectations, defines payment terms, and helps resolve disputes. It also demonstrates to regulators that you take compliance seriously. In many cases, written agreements are required by advertising platforms or for certain types of products and services.
What disclosures are required for affiliate marketing in the US?
The FTC requires affiliates to disclose their relationship with your business in a clear and conspicuous way. This means the disclosure must be easy to notice and understand, and placed close to the affiliate link or endorsement. Common examples include statements like "I may earn a commission if you purchase through my link." These rules apply to blogs, social media, video content, and emails.
How are refunds and chargebacks handled in affiliate agreements?
Most affiliate marketing agreements include a "clawback" provision, allowing the business to withhold or recover commissions if a customer requests a refund or initiates a chargeback. The specific process should be spelled out in the agreement, including any waiting period before commissions are paid. This protects the business from paying commissions on sales that do not stick.
Can I restrict what affiliates say or do in their promotions?
Yes, your affiliate marketing agreement can and should include marketing guidelines. You can prohibit certain practices, such as bidding on your brand keywords, sending unsolicited emails, or making unapproved claims. You can also require affiliates to use approved messaging and creative assets. Clear guidelines help protect your brand and ensure compliance with advertising laws.
Do state laws affect affiliate marketing agreements?
Yes, state contract law governs the enforceability of your affiliate marketing agreement. Some states have specific rules for contract terms, non-compete clauses, or indemnity provisions. Additionally, state tax laws may require you to collect and remit sales tax if your affiliates are located in certain states. Always review your agreement with a licensed attorney to ensure it meets state requirements.
Key Takeaways
- Affiliate marketing agreements are essential for clarifying terms, managing compliance, and reducing legal risk in US affiliate programs.
- Key terms include commission structure, tracking, marketing guidelines, disclosure requirements, refunds, and dispute resolution.
- Federal rules (especially FTC disclosure requirements) apply nationwide, but state contract law and tax rules can add additional obligations.
- Common mistakes include using generic templates, ignoring disclosure rules, and overlooking state-specific issues.
- Regularly review and update your affiliate marketing agreement with input from a licensed attorney to ensure enforceability and compliance.
If you are setting up or reviewing an affiliate marketing agreement for your US business, our team can help you identify key risks and ensure your terms are clear and enforceable. Contact us at (888) 449-8437 or team@sprintlaw.com to discuss your needs. Where legal services are required, they are provided by licensed US lawyers at ElevateNext US, LLC, a trusted US law firm, through the Sprintlaw platform.








