# ApplePayRequestBase A dictionary that defines basic payment and contact information that the Apple Pay payment request object uses for the W3C Payment Request API. ``` dictionary ApplePayRequestBase { sequence features; required sequence merchantCapabilities; required sequence supportedNetworks; required DOMString countryCode; sequence requiredBillingContactFields; ApplePayPaymentContact billingContact; sequence requiredShippingContactFields; ApplePayPaymentContact shippingContact; DOMString applicationData; sequence supportedCountries; ApplePayInstallmentConfiguration installmentConfiguration; boolean supportsCouponCode; DOMString couponCode; ApplePayShippingContactEditingMode shippingContactEditingMode; ApplePayLaterAvailability applePayLaterAvailability; }; ``` ## Topics ### Setting the transaction information [`required DOMString countryCode;`](/documentation/ApplePayontheWeb/ApplePayRequestBase/countryCode) The merchant’s two-letter ISO-3166 country code. [`required sequence merchantCapabilities;`](/documentation/ApplePayontheWeb/ApplePayRequestBase/merchantCapabilities) An array of the payment capabilities that the merchant supports, such as credit or debit card payments. [`required sequence supportedNetworks;`](/documentation/ApplePayontheWeb/ApplePayRequestBase/supportedNetworks) The payment networks the merchant provides to their customers. [`sequence supportedCountries;`](/documentation/ApplePayontheWeb/ApplePayRequestBase/supportedCountries) A list of two-letter country codes for limiting payment to credit cards from specific countries or regions. ### Managing coupon codes [`DOMString couponCode;`](/documentation/ApplePayontheWeb/ApplePayRequestBase/couponCode) The initial coupon code for the payment request. [`boolean supportsCouponCode;`](/documentation/ApplePayontheWeb/ApplePayRequestBase/supportsCouponCode) A Boolean value that determines whether the payment sheet displays the coupon code field. ### Billing and shipping information [`sequence requiredBillingContactFields;`](/documentation/ApplePayontheWeb/ApplePayRequestBase/requiredBillingContactFields) A list of fields use for processing the transaction, including the name, address, and other information associated with the payment method. [`sequence requiredShippingContactFields;`](/documentation/ApplePayontheWeb/ApplePayRequestBase/requiredShippingContactFields) A list of fields used for processing the transaction, including the recipient’s name, mailing address, and other contact details. ### Setting contact information [`ApplePayPaymentContact billingContact;`](/documentation/ApplePayontheWeb/ApplePayRequestBase/billingContact) A prepopulated billing address. [`ApplePayPaymentContact shippingContact;`](/documentation/ApplePayontheWeb/ApplePayRequestBase/shippingContact) The customer’s address, used for sending products or services for to the person. [`ApplePayShippingContactEditingMode shippingContactEditingMode;`](/documentation/ApplePayontheWeb/ApplePayRequestBase/shippingContactEditingMode) A value that indicates whether the shipping mode prevents the user from editing the shipping address. ### Adding custom data [`DOMString applicationData;`](/documentation/ApplePayontheWeb/ApplePayRequestBase/applicationData) Application-specific data or state you can add to support your app. ### Adding an installment configuration [`ApplePayInstallmentConfiguration installmentConfiguration;`](/documentation/ApplePayontheWeb/ApplePayRequestBase/installmentConfiguration) ### Adding features [`sequence features;`](/documentation/ApplePayontheWeb/ApplePayRequestBase/features) ### Deprecated [`enum ApplePayLaterAvailability`](/documentation/ApplePayontheWeb/ApplePayLaterAvailability) Values you use to enable or disable Apple Pay Later for a specific transaction. [`ApplePayLaterAvailability applePayLaterAvailability;`](/documentation/ApplePayontheWeb/ApplePayRequestBase/applePayLaterAvailability) A value that indicates whether Apple Pay Later is available for a transaction. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)