Recent Revisions to This Document {#um-doc-revisions}
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26.06.01
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Revised and combined Mass Transit Transactions section and Mass Transit Transaction Workflows section into a new section: [Mass Transit Models and Workflows](/docs/cybs/en-us/urban-mobility/developer/cup/rest/mass-transit/um-transit-models-flows-intro.md "").

26.02.01
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Updated debt recovery workflow descriptions in [Debt Recovery Workflows](/docs/cybs/en-us/urban-mobility/developer/cup/rest/mass-transit/um-transit-models-flows-intro/um-models-flows-cup-intro/um-models-flows-common-debt-recovery.md "").
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Added response field handling information for authorization requests that return the `AUTH_DECLINE_CAPTURE_POSSIBLE` value in the errorInformation.reason field in [Pre-Authorization with a Token](/docs/cybs/en-us/urban-mobility/developer/cup/rest/mass-transit/um-processing-tms/um-processing-cup-pre-auth-intro.md "").
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Combined two EMV data tables into one in [EMV Data Elements and Tags](/docs/cybs/en-us/urban-mobility/developer/cup/rest/mass-transit/um-intro-overview/um-processing-emv-cup.md "").

25.12.01
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This revision contains only editorial changes and no technical updates.

25.04.1
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Added Sample Test Cards. See [Transit Test Cards](/docs/cybs/en-us/urban-mobility/developer/cup/rest/mass-transit/um-intro-overview/um-intro-test-cards-cup.md "").  
Added transaction workflows with graphics. See [China UnionPay Mass Transit Workflows](/docs/cybs/en-us/urban-mobility/developer/cup/rest/mass-transit/um-transit-models-flows-intro/um-models-flows-cup-intro.md "").