API Overview

Payments Developer Guide
- Recent Revisions to This Document

Introduction to Payments
- Financial Institutions and Payment Networks
  - Merchant Financial Institutions (Acquirers)
  - Customer Financial Institutions (Issuers)
  - Payment Networks
  - Payment Processors
- Card Types
  - Credit Cards
  - Debit Cards
- Transaction Types
  - Card-Not-Present Transactions
  - Authorizations with Card Verification Numbers
    - CVN Locations and Terminology
  - International Transactions
    - Compliance
    - Merchant Remittance Funding
  - Token Management Service
- Payment Services
  - Authorizations
    - Micropayment Authorizations
    - Online Authorizations
    - Offline Authorizations
    - Incremental Authorizations
      - Scenario for the Incremental Authorization Service
    - Pre-Authorizations
    - Authorization Workflow
  - Sales
    - Dual-Message Processing
      - Partial Authorizations
    - Single-Message Processing
  - Authorization Reversals
  - Captures
    - Capture Workflow
  - Credits
    - Credit Workflow
  - Voids
- Payment Features
  - Debit and Prepaid Card Payments
  - Payer Authentication
  - Introduction to Credentialed Transactions
- Testing the Payment Services
  - Requirements for Testing
  - Test Card Numbers
  - Using Amounts to Simulate Errors
  - Test American Express Card Verification

Standard Payment Processing
- Basic Authorizations
  - Declined Authorizations
  - Required Fields for Processing a Basic Authorization
  - Simple Order Example: Processing a Basic Authorization
- Authorizations with Line Items
  - Optional Line Item Fields
  - Required Fields for Processing an Authorization with Line Items
  - Simple Order Example: Processing an Authorization with Line Items
- Authorizations with Payment Network Tokens
  - Required Fields for Authorizations with Payment Network Tokens
  - Optional Fields for Authorizations with Payment Network Tokens
  - Simple Order API Example: Authorizations with Payment Network Tokens
- Authorizations with a Card Verification Number
  - Required Fields for Processing an Authorization with a Card Verification Number
  - Optional Fields for Processing an Authorization with a Card Verification Number
  - Simple Order Example: Processing an Authorization with a Card Verification Number
- Authorizations with Strong Customer Authentication Exemption
  - Required Fields for Processing an Authorization with an SCA Exemption
  - Simple Order Example: Processing an Authorization with an SCA Exemption for Low Value Transactions
- Zero Amount Authorizations
  - Required Fields for Processing a Zero Amount Authorization
  - Simple Order Example: Processing a Zero Amount Authorization
- Pre-Authorizations
  - Required Fields for a Pre-Authorization
  - Simple Order Example: Processing a Pre-Authorization
- Final Authorization Indicator
  - Requirements for Final Authorizations
  - Pre-Authorizations
  - Unmarked Authorizations
    - Requirements for Unmarked Authorizations
  - Undefined Authorizations
    - Requirements for Undefined Authorizations
  - Required Fields for Final Authorizations
  - Simple Order Example: Final Authorizations
- Authorization Reversal
  - Required Fields for Processing an Authorization Reversal
  - Simple Order Example: Processing an Authorization Reversal
- Sales
  - Required Fields for Processing a Sale
  - Simple Order Example: Processing a Sale
- Sales with Payment Network Tokens
  - Required Fields for Sales with Payment Network Tokens
  - Optional Fields for Sales with Payment Network Tokens
  - Simple Order API Example: Authorizations with Payment Network Tokens
- Captures
  - Required Fields for Capturing an Authorization
  - Simple Order Example: Capturing an Authorization
- Multiple Partial Captures
  - Required Fields for Processing Multiple Partial Captures
  - Simple Order Example: Processing Multiple Partial Captures
- Follow-On Credits
  - Required Fields for Processing a Follow-On Credit
  - Simple Order Example: Processing a Follow-On Credit
- Stand-Alone Credits
  - Required Fields for Processing a Stand-Alone Credit
  - Simple Order Example: Processing a Stand-Alone Credit
- Voids for a Capture or Credit
  - Required Fields for Voiding a Capture or Credit
  - Simple Order API Example: Voiding a Capture or Credit

Debit and Prepaid Card Processing
- Additional Resources for Debit and Prepaid Payments
- Processing Debit and Prepaid Authorizations
  - Required Fields for Processing Debit and Prepaid Authorizations
  - Optional Field for Processing Debit and Prepaid Authorizations
  - Simple Order Example: Processing Debit and Prepaid Authorizations
- Enabling Debit and Prepaid Partial Authorizations
  - Required Fields for Enabling Debit and Prepaid Partial Authorizations
  - Optional Field for Enabling Debit and Prepaid Partial Authorizations
  - Simple Order Example: Enabling Debit and Prepaid Partial Authorizations
- Disabling Debit and Prepaid Partial Authorizations
  - Required Field for Disabling Debit and Prepaid Partial Authorizations
  - Optional Field for Disabling Debit and Prepaid Partial Authorizations
  - Simple Order Example: Disabling Debit and Prepaid Partial Authorizations

Payer Authentication Processing
- Additional Resources for Payer Authentication
- Providing Payer Authentication Information for Authorization
- Mastercard Identity Check
  - Required Fields for Processing an Authorization Using Mastercard Identity Check
  - Simple Order Example: Processing an Authorization Using Mastercard Identity Check
- Visa Secure
  - Required Fields for Processing an Authorization Using Visa Secure
  - Simple Order Example: Validating and Authorizing an Authorization

Processing Payments Using Credentials
- Additional Resources for Credentialed Transactions
- Customer-Initiated Transactions with Credentials on File
  - Storing Customer Credentials with a CIT and PAN
    - Required Fields for Storing Customer Credentials During a CIT
    - Simple Order Example: Storing Customer Credentials During a CIT
  - Retrieving Stored Customer Credentials During a CIT
    - Required Fields for Retrieving Customer Credentials During a Customer-Initiated Transaction
      - Card-Specific Required Field for Retrieving Customer Credentials During a CIT
    - Simple Order Example: Retrieving Customer Credentials During a CIT
- Delayed Transaction
  - Merchant-Initiated Delayed Transaction with PAN
    - Required Fields for Processing a Merchant-Initiated Delayed Transaction
      - Card-Specific Required Field for Processing a Merchant-Initiated Transactions
    - Simple Order Example: Processing a Merchant-Initiated Delayed Authorization Transaction
- No-Show Transactions
  - Merchant-Initiated No-Show Transactions with PAN
    - Required Fields for Processing Merchant-Initiated No-Show Charges
      - Card-Specific Required Field for Processing a Merchant-Initiated Transactions
    - Optional Field for Processing Merchant-Initiated No-Show Charges
    - Simple Order Example: Processing Merchant-Initiated No-Show Transactions
- Reauthorization Transaction
  - Merchant-Initiated Reauthorization Transactions with PAN
    - Required Fields for Processing Merchant-Initiated Reauthorized Transactions
      - Card-Specific Required Field for Processing a Merchant-Initiated Transactions
    - Simple Order Example: Processing a Merchant-Initiated Reauthorized Transaction
- Recurring Payments
  - Customer-Initiated Recurring Payment with PAN
    - Required Fields for Authorizing a Customer-Initiated Recurring Payment with PAN
    - Simple Order Example: Authorizing a Customer-Initiated Recurring Payment with a PAN
  - Merchant-Initiated Recurring Payments with PAN
    - Required Fields for Authorizing a Merchant-Initiated Recurring Payment
      - Card-Specific Required Fields for Authorizing Subsequent Recurring Payments
    - Simple Order Example: Authorizing a Merchant-Initiated Recurring Payment
- Mastercard Standing Order Payments
  - Mastercard Initial CIT Standing Order Payment
    - Required Fields for Authorizing Initial CIT Standing Order Payments
- Mastercard Subscription Payments
  - Mastercard CIT Initial Subscription Payment
    - Required Fields for Authorizing CIT Initial Subscription Payments
- Unscheduled COF Payments
  - Customer-Initiated Unscheduled COF Payment with PAN
    - Required Fields for a Customer-Initiated Unscheduled COF Payment with PAN
    - Simple Order Example: Customer-Initiated Unscheduled COF Payment with PAN
  - Merchant-Initiated Unscheduled COF Payments with PAN
    - Required Fields for Authorizing Subsequent MIT Unscheduled COF Payments
      - Card-Specific Required Field for Processing a Merchant-Initiated Transactions
    - Simple Order Example: Authorizing Subsequent MIT Unscheduled COF Payments

Mastercard Subscription Payments

A subscription payment is a recurring COF transaction that is processed at a fixed amount at regular intervals not to exceed one year between transactions. The series of recurring payments is the result of an agreement between you and the customer for the purchase of goods or services that are provided at regular intervals.