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Product Usage in
Hierarchy
Visa Acceptance Solutions acquirers are onboarded with a three-level hierarchy:

When you board a merchant and enable
TMS
and network tokenization, the merchant of record must be onboarded at the merchant
account level organization where the token requestor ID (TRID) and token vault are
configured. This ensures that the network tokens provisioned are assigned to the
merchant that owns the tokens.Portfolio Hierarchy Descriptions
- Portfolio MID
- This is the parent portfolio MID under which you occupy and board your resold merchant accounts. This portfolio MID is registered with your business information.
- Merchant Account MID
- This is a specific merchant account and represents a resold merchant under your portfolio. This is the level at whichTMSoperates and where theTMStoken vault is configured for token storage. This merchant account MID is registered with the business information of the end merchant that is resold by you.
- Transacting MID
- This is a child MID that is used for processing transactions. A merchant account MID can have multiple transacting MIDs that are boarded beneath it. These represent different processing entities under a merchant account. This transacting MID is registered with the business information for the specific entity that is under the merchant account MID.