Mass Transit Prerequisites {#um-intro-reqs}
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Before integrating `Visa Acceptance Solutions` services for mass transit, you must have these systems in place:

* Merchant account with an acquirer that is enabled for mass transit transactions on `Visa Platform Connect`.
* `Visa Acceptance Solutions` account for payment services.
* Payment technology provider (PTP) that is integrated with `Visa Acceptance Solutions` and can perform message-level validation (MLV).
* EMV Level 1 certified transit terminals and EMV Level 2 certified software in preparation for EMV Level 3 Certification.