Mass Transit Transaction Types

This section describes mass transit transaction types and related field values. When you include the transaction type in your mass transit request, it appears in the and on transaction reports.

To include the transaction type in your request, set the clientReferenceInformation.comments request field to the transaction value that corresponds to the service category.

These are the transaction type categories:

Category	Description
`TransitDA`	Use this category for transit deferred-aggregated (DA) transactions. These transactions are also called Visa MTT and Mastercard PAYG transactions.
`BAU`	Use this category for business-as-usual (BAU) transactions that represent no exceptions or errors for cardholders.
`FRR`	Use this category for first-ride-risk (FRR) transactions that occur where the First Ride Risk liability shift is used. These transactions are specific to a card scheme and region.
`DR`	Use this category for debt-recovery (DR) transactions initiated by the merchant or when the cardholder taps a contactless card at a validator to enter the transit system.
`DR CIT`	Use this category for debt-recovery (DR) customer-initiated transactions (CIT) that are initiated by the cardholder when they explicitly pay a debt, including e-commerce and telephone orders.
`Service`	Use this category for standard transactions when completing payment transactions.
`Error`	Use this category for standard transactions when handling transaction errors.

These tables list the field values for the payment services supported by each transaction type.

Business as Usual (BAU) Transaction Field Values

This table lists the field values for business-as-usual (BAU) transactions:

Service	Field Value	Description
Authorization	`TransitDA BAU zero value auth`	Zero amount authorization to verify a card.
Authorization	`TransitDA BAU nominal value auth`	Nominal value authorization to verify a card.
Authorization	`TransitDA BAU full value auth`	Deferred aggregated authorization for the aggregated value that is sent at the end of the travel period.
Sale	`TransitDA BAU full value sale`	Deferred aggregated authorization and capture for the aggregated value that is sent at the end of the travel period.
Capture	`TransitDA BAU capture`	Capture of any business as usual authorization. Can be a nominal authorization or full value authorization.
Capture	`TransitDA BAU capture (split)`	Capture without a previous authorization. Used by Mastercard PAYG in the UK.
Authorization	`TransitDA BAU registration auth`	Zero amount authorization as part of journey history service. Can include `CVV2` and 3-D Secure 2.x.

First Ride Risk (FRR) Transaction Field Values

This table lists the field values for first-ride-risk (FRR) transactions:

Service	Field Value	Description
Authorization	`TransitDA FRR full auth`	Full amount authorization for a previous verification authorization request that was declined. Decline response is common.
Capture	`TransitDA FRR capture`	Forced capture of a declined authorization when FRR funding applies.
Authorization	`TransitDA FRR MIT DR auth`	Merchant-initiated authorization to clear a debt status after the TransitDA FRR authorization is processed. If successful, the FRR capture is reversed.
Reversal	`TransitDA FRR MIT DR reversal`	Reversal sent if previous TransitDA FRR MIT DR authorization was successful.
Authorization	`TransitDA FRR tap DR auth`	Authorization sent following a card tap to clear a debt status after TransitDA FRR authorization is processed. If successful, the FRR capture is reversed.
Reversal	`TransitDA FRR tap DR reversal`	Reversal when a TransitDA FRR tap DR authorization was successful.

Debt Recovery (DR) Transaction Field Values

This table lists the field values for debt-recovery (DR) transactions:

Service	Field Value	Description
Sale	`TransitDA Debt recovery MIT sale FPAN`<br>`TransitDA Debt recovery MIT sale DPAN`	Merchant-initiated debt recovery authorization and capture using a FPAN or DPAN.
Authorization	`TransitDA Debt recovery MIT auth FPAN`<br>`TransitDA Debt recovery MIT auth DPAN`	Merchant-initiated debt recovery authorization using a FPAN or DPAN.
Capture	`TransitDA Debt recovery MIT capture`	Merchant-initiated debt recovery capture of a previous TransitDA Debt recovery MIT authorization transaction.
Sale	`TransitDA Debt recovery tap sale`	Tap-initiated EMV debt recovery authorization and capture.
Authorization	`TransitDA Debt recovery tap auth`	Tap-initiated EMV debt recovery authorization.
Capture	`TransitDA Debt recovery tap capture`	Tap-initiated EMV debt recovery capture of a previous TransitDA Debt recovery tap authorization transaction.

Cardholder-Initiated Debt Recovery (DR CIT) Transaction Field Values

This table lists the field values for cardholder-initiated debt-recovery (DR CIT) transactions:

Service	Field Value	Description
Sale	`TransitDA Debt recovery CIT Ecom sale`	Cardholder-initiated debt recovery authorization and capture.
Authorization	`TransitDA Debt recovery CIT Ecom auth`	Cardholder-initiated debt recovery authorization.
Capture	`TransitDA Debt recovery CIT Ecom capture`	Cardholder-initiated debt recovery capture of a previous TransitDA Debt recovery CIT Ecom authorization transaction.
Sale	`TransitDA Debt recovery CIT Ecom 3DS2 sale`	Cardholder-initiated debt recovery authorization and capture.
Authorization	`TransitDA Debt recovery CIT Ecom 3DS2 auth`	Cardholder-initiated debt recovery authorization.
Capture	`TransitDA Debt recovery CIT Ecom 3DS2 capture`	Cardholder-initiated debt recovery capture of a previous TransitDA Debt recovery CIT Ecom 3DS2 authorization transaction.
Sale	`TransitDA Debt recovery CIT Moto sale`	Cardholder-initiated debt recovery authorization and capture.
Authorization	`TransitDA Debt recovery CIT Moto auth`	Cardholder-initiated debt recovery authorization.
Capture	`TransitDA Debt recovery CIT Moto capture`	Cardholder-initiated debt recovery capture of previous TransitDA Debt recovery CIT MOTO authorization transaction.

Services Transaction Field Values

This table lists the field values for service transactions:

Service	Field Value	Description
Refund	`REFUND Automatic`	Programmatic follow-on refund for a previous capture.
Credit	`CREDIT Automatic`	Programmatic stand-alone credit.
Refund	`REFUND Manual`	Manual follow-on refund for a previous capture.
Credit	`CREDIT Manual`	Manual stand-alone credit.

Errors Transaction Field Values

This table lists the field values for error transactions:

Service	Field Value	Description
Reversal	`REVERSAL Timeout`	Reversal of a previous request for which a response was not received.
Reversal	`REVERSAL other`	Reversal for an authorization for a reason other than TransitDA FRR MIT DR reversal, TransitDA FRR tap DR reversal, or `REVERSAL Timeout`.
Void	`VOID Timeout`	Void of a previous request for which a response was not received.
Void	`VOID Payment`	Void of a payment within the same day.
Void	`VOID Capture`	Void of a capture within the same day.
Void	`VOID Refund`	Void of a refund within the same day.
Void	`VOID Credit`	Void of a credit within the same day.

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Last published: September 29, 2026