The short answer

Visa's Core Rules (18 April 2026) require a member to register a third party agent with Visa before the agent performs any contracted services, and require an acquirer to register a third party agent engaged by any of its merchants before that agent performs services for the merchant. Registration is specific to each acquirer, so an agent working with several processors is registered several times. The rules also require a senior officer review, a background investigation of the agent's principals, an on-site inspection that includes reviewing solicitation materials, and annual re-review. None of that makes an agent good, but it gives you concrete things to ask about. This is general information about published card network rules and federal regulations, not legal advice (September 17, 2026).

Registration is a rule, not a badge

A third party agent must have a direct written contract with a member to perform services on the member's behalf, and the member must register the agent with Visa using the Program Request Management application and the appropriate regional forms. Registration must be completed before the performance of any contracted services or transaction activity, and Visa may deny or reject a registration at any time with or without cause. Separately, an acquirer must register with Visa a third party agent that has been engaged by any of its merchants before that agent performs contracted services on the merchant's behalf. Registration is specific to each acquirer and requires a separate registration by each acquirer. So the question is not "are you registered" but "registered with which acquirer, for the account you are proposing to place me on".

What the acquirer had to do before signing them

Before contracting with a third party agent, a senior officer of the member must review all documentation. The member must determine that the entity is financially responsible and adheres to sound business practices, comply with the registration program, and conduct a background investigation to verify the responsibility of the principals and ensure no significant derogatory information exists. Before registering the agent, the member must perform an on-site inspection of the agent's business location to verify inventory where applicable, review solicitation or sales materials, inspect operational controls and monitor security standards. After registration, the member must perform an annual review, and must notify Visa within 5 business days of any change in the agent's principals or business relationship, including change of ownership or termination of contract. Visa adds a caution worth repeating to anyone who waves a registration at you: approval must not be based solely on any purported limitation of the member's financial liability, and registration does not represent confirmation by Visa of the agent's compliance with any specific requirement.

Who sets your fees

This is the clearest line in the rules and the one most often blurred in a sales meeting. A member that uses a third party agent must control the approval and review of merchants, the approval of cardholder applications, and the establishment of merchant fees for transactions. The agent is not the party that sets your pricing, whatever the proposal says. The member also accepts responsibility for any fees incurred and all losses caused by its third party agent. If a proposal presents pricing as the agent's own offer rather than the acquirer's, ask to see it confirmed by the acquirer in writing.

Marketing rules you can check on a business card

The member must approve an agent's use of any solicitation material, including advertisements, stationery, business cards, sales brochures and website or application promotional content. Where those materials display Visa-owned marks, the member's name and headquarters city must be prominently identified adjacent to them, any subsequent merchant agreement must be between the member and the merchant, the material must not identify the agent unless the agent is prominently identified as a representative of the member, and the agent must present itself to all current and prospective merchants under the trade name or doing-business-as name registered with the member. Visa adds two flat prohibitions: the agent must not use a Visa-owned mark on marketing materials such as business cards and letterhead, and in the US region an agent must not permit the use of any Visa-owned mark by any of its own agents. The member must also tell the agent that it must not represent registration in the third party registration program as a Visa endorsement of its services. A card with a Visa logo on it and no acquirer named is not a subtle signal.

What the FTC has actually sued over

The card rules describe what should happen. The FTC's cases describe what has gone wrong. In 2013 the FTC charged Merchant Services Direct and its principals with leading small businesses to believe the sales agents were associated with the businesses' current card processor, with Visa or Mastercard, or with their bank. The complaint described claims of "Guaranteed Lowest Rates" and savings of 20% to 30% through "whole sale processing", which the FTC answered by stating there are no wholesale rates, as third parties process card payments. It described agents quoting one fee, a fixed per-transaction cost, without mentioning all the other fees, and telling merchants who asked that there were none. It described merchants told their existing terminals were outdated or incompatible, sometimes that equipment was free, then pressed into two to four year leases through binding contracts presented as applications, and told they could cancel at any time before facing substantial cancellation fees. On September 8, 2026 the FTC announced a $12 million order against Humboldt Merchant Services, alleging among other things false or misleading information about merchants in merchant account applications and "load balancing", placing risky merchant accounts on lower-risk bank identification numbers to circumvent fraud detection. Every one of those has a matching question.

The questions, and what a real answer looks like

Which acquirers have registered you as a third party agent, and which one would hold my merchant agreement? What trade name are you registered under with that member, and is it the name on your card? Who sets the pricing in this proposal, and will the acquirer confirm it in writing? Will you show me the quotes that lost, and have you ever told a merchant to stay where they are? How are you paid on my account, and from what? Does the proposal include an equipment lease, and if so, what is the term and is it cancellable? Who supports the account after signing, and what is the escalation path? A direct answer to each is the point; a detour into how long they have been in the industry is itself an answer.

After you sign

Your agent's obligations do not end at installation, and neither do the acquirer's. If a member, Visa or any regulatory agency requests cardholder or merchant information, a third party agent must provide it in writing no later than 7 business days from receipt of the request. The agent's contract with the member must require compliance with PCI DSS, must permit Visa to conduct financial and procedural audits and general reviews at any time, and must contain a notice of termination clause. Visa may permanently prohibit an agent and its principals from providing services for good cause, including fraudulent activity, activity that causes the member to repeatedly violate the Visa Rules, or operating in an unsound or unsafe manner. And if an agent fails, including bankruptcy or insolvency, the member must ensure the agent does not sell, transfer or disclose any materials containing account numbers or other Visa transaction information, and either returns them or provides acceptable proof of secure destruction. Ask now who your acquirer is, so you know who to call if your agent disappears.

Key takeaways

  • Registration is per acquirer, so ask which acquirer registered the agent for your account
  • Visa requires the member, not the agent, to set merchant fees
  • An agent may not put a Visa mark on a business card or letterhead
  • Registration is explicitly not a Visa endorsement, and agents may not present it as one
  • The FTC's published cases name the exact pitches to listen for

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