--- title: "Refund or cancel a payment" method: POST path: "/payments/{paymentPspReference}/reversals" tags: ["Modifications"] --- # Refund or cancel a payment `POST /payments/{paymentPspReference}/reversals` [Refunds](https://docs.adyen.com/api-explorer/#/CheckoutService/latest/post/payments/{paymentPspReference}/refunds) a payment if it has already been captured, and [cancels](https://docs.adyen.com/api-explorer/#/CheckoutService/latest/post/payments/{paymentPspReference}/cancels) a payment if it has not yet been captured. Returns a unique reference for this request. You get the outcome of the request asynchronously, in a [**CANCEL_OR_REFUND** webhook](https://docs.adyen.com/online-payments/reversal/#cancel-or-refund-webhook). The reversed amount is always the full payment amount. > Do not use this request for payments that involve multiple partial captures. For more information, refer to [Reversal](https://docs.adyen.com/online-payments/reversal). ## Path parameters - `paymentPspReference` string, required ## Headers - `Idempotency-Key` string ## Request body - PaymentReversalRequest - `applicationInfo` ApplicationInfo - `adyenLibrary` CommonField - `name` string — Name of the field. For example, Name of External Platform. - `version` string — Version of the field. For example, Version of External Platform. - `adyenPaymentSource` CommonField - `name` string — Name of the field. For example, Name of External Platform. - `version` string — Version of the field. For example, Version of External Platform. - `externalPlatform` ExternalPlatform - `integrator` string — External platform integrator. - `name` string — Name of the field. For example, Name of External Platform. - `version` string — Version of the field. For example, Version of External Platform. - `merchantApplication` CommonField - `name` string — Name of the field. For example, Name of External Platform. - `version` string — Version of the field. For example, Version of External Platform. - `merchantDevice` MerchantDevice - `os` string — Operating system running on the merchant device. - `osVersion` string — Version of the operating system on the merchant device. - `reference` string — Merchant device reference. - `shopperInteractionDevice` ShopperInteractionDevice - `locale` string — Locale on the shopper interaction device. - `os` string — Operating system running on the shopper interaction device. - `osVersion` string — Version of the operating system on the shopper interaction device. - `enhancedSchemeData` EnhancedSchemeData - `airline` Airline - `agency` Agency - `invoiceNumber` string — The reference number for the invoice, issued by the agency. * Encoding: ASCII * minLength: 1 character * maxLength: 6 characters * **additionalData key:** `airline.agency_invoice_number` - `planName` string — The two-letter agency plan identifier. * Encoding: ASCII * minLength: 2 characters * maxLength: 2 characters * **additionalData key:** `airline.agency_plan_name` - `boardingFee` integer — The amount charged for boarding the plane, in [minor units](https://docs.adyen.com/development-resources/currency-codes). * Encoding: Numeric * minLength: 1 character * maxLength: 11 characters * **additionalData key:** `airline.boarding_fee` - `code` string — The [IATA](https://www.iata.org/services/pages/codes.aspx) 3-digit accounting code (PAX) that identifies the carrier. * Format: IATA 3-digit accounting code (PAX) * Example: KLM = 074 * minLength: 3 characters * maxLength: 3 characters * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `airline.airline_code` - `computerizedReservationSystem` string — The [CRS](https://en.wikipedia.org/wiki/Computer_reservation_system) used to make the reservation and purchase the ticket. * Encoding: ASCII * minLength: 4 characters * maxLength: 4 characters * **additionalData key:** `airline.computerized_reservation_system` - `customerReferenceNumber` string — The alphanumeric customer reference number. * Encoding: ASCII * maxLength: 20 characters * If you send more than 20 characters, the customer reference number is truncated * Must not start with a space or be all spaces. * **additionalData key:** `airline.customer_reference_number` - `designatorCode` string — The [IATA](https://www.iata.org/services/pages/codes.aspx) 2-letter accounting code (PAX) that identifies the carrier. * Encoding: ASCII * Example: KLM = KL * minLength: 2 characters * maxLength: 2 characters * Must not start with a space or be all spaces. * **additionalData key:** `airline.airline_designator_code` - `documentType` string — A code that identifies the type of item bought. The description of the code can appear on credit card statements. * Encoding: ASCII * Example: Passenger ticket = 01 * minLength: 2 characters * maxLength: 2 characters * **additionalData key:** `airline.document_type` - `flightDate` string, date-time — The flight departure date. Time is optional. * Format for date only: `yyyy-MM-dd` * Format for date and time: `yyyy-MM-ddTHH:mm` * Use local time of departure airport. * minLength: 10 characters * maxLength: 16 characters * **additionalData key:** `airline.flight_date` - `legs` Leg[] - `carrierCode` string — The [IATA](https://www.iata.org/services/pages/codes.aspx) 2-letter accounting code (PAX) that identifies the carrier. This field is required if the airline data includes leg details. * Example: KLM = KL * minLength: 2 characters * maxLength: 2 characters * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `airline.leg[N].carrier_code` - `classOfTravel` string — A one-letter travel class identifier. The following are common: * F: first class * J: business class * Y: economy class * W: premium economy * Encoding: ASCII * minLength: 1 character * maxLength: 1 character * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `airline.leg[N].class_of_travel` - `dateOfTravel` string, date-time — Date and time of travel in format `yyyy-MM-ddTHH:mm`. * Use local time of departure airport. * minLength: 16 characters * maxLength: 16 characters * **additionalData key:** `airline.leg[N].date_of_travel` - `departureAirportCode` string — The [IATA](https://www.iata.org/services/pages/codes.aspx) three-letter airport code of the departure airport. This field is required if the airline data includes leg details. * Encoding: ASCII * Example: Amsterdam = AMS * minLength: 3 characters * maxLength: 3 characters * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `airline.leg[N].depart_airport` - `departureTax` integer — The amount of [departure tax](https://en.wikipedia.org/wiki/Departure_tax) charged, in [minor units](https://docs.adyen.com/development-resources/currency-codes). * Encoding: Numeric * minLength: 1 * maxLength: 11 * Must not be all zeros. * **additionalData key:** `airline.leg[N].depart_tax` - `destinationAirportCode` string — The [IATA](https://www.iata.org/services/pages/codes.aspx) 3-letter airport code of the destination airport. This field is required if the airline data includes leg details. * Example: Amsterdam = AMS * Encoding: ASCII * minLength: 3 characters * maxLength: 3 characters * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `airline.leg[N].destination_code` - `fareBasisCode` string — The [fare basis code](https://en.wikipedia.org/wiki/Fare_basis_code), alphanumeric. * minLength: 1 character * maxLength: 15 characters * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `airline.leg[N].fare_base_code` - `flightNumber` string — The flight identifier. * minLength: 1 character * maxLength: 5 characters * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `airline.leg[N].flight_number` - `stopOverCode` string — A one-letter code that indicates whether the passenger is entitled to make a stopover. Can be a space, O if the passenger is entitled to make a stopover, or X if they are not. * Encoding: ASCII * minLength: 1 character * maxLength: 1 character * **additionalData key:** `airline.leg[N].stop_over_code` - `passengerName` string, required — The passenger's name, initials, and title. * Format: last name + first name or initials + title * Example: *FLYER / MARY MS* * minLength: 1 character * maxLength: 20 characters * If you send more than 20 characters, the name is truncated * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `airline.passenger_name` - `passengers` Passenger[] - `dateOfBirth` string, date — The passenger's date of birth. * Format `yyyy-MM-dd` * minLength: 10 * maxLength: 10 * **additionalData key:** `airline.passenger[N].date_of_birth` - `firstName` string — The passenger's first name. > This field is required if the airline data includes passenger details or leg details. * Encoding: ASCII * **additionalData key:** `airline.passenger[N].first_name` - `lastName` string — The passenger's last name. > This field is required if the airline data includes passenger details or leg details. * Encoding: ASCII * **additionalData key:** `airline.passenger[N].last_name` - `phoneNumber` string — The passenger's phone number, including country code. This is an alphanumeric field that can include the '+' and '-' signs. * Encoding: ASCII * minLength: 3 characters * maxLength: 30 characters * **additionalData key:** `airline.passenger[N].phone_number` - `travellerType` string — The IATA passenger type code (PTC). * Encoding: ASCII * minLength: 3 characters * maxLength: 6 characters * **additionalData key:** `airline.passenger[N].traveller_type` - `ticket` Ticket - `issueAddress` string — The address of the organization that issued the ticket. * minLength: 0 characters * maxLength: 16 characters * **additionalData key:** `airline.ticket_issue_address` - `issueDate` string, date — The date that the ticket was issued to the passenger. * minLength: 10 characters * maxLength: 10 characters * Format [ISO 8601](https://www.w3.org/TR/NOTE-datetime): yyyy-MM-dd * **additionalData key:** `airline.issue_date` - `number` string — The ticket's unique identifier. * minLength: 1 character * maxLength: 15 characters * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `airline.ticket_number` - `travelAgency` TravelAgency - `code` string — The unique identifier from IATA or ARC for the travel agency that issues the ticket. * Encoding: ASCII * minLength: 1 character * maxLength: 8 characters * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `airline.travel_agency_code` - `name` string — The name of the travel agency. * Encoding: ASCII * minLength: 1 character * maxLength: 25 characters * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `airline.travel_agency_name` - `carRental` CarRental - `customerServicePhoneNumber` string — The customer service phone number of the car rental company. * Format: Alphanumeric * maxLength: 17 * For US and CA numbers must be 10 characters in length * Must not contain any special characters such as + or - * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `carRental.customerServiceTollFreeNumber` - `noShow` boolean — Indicates if the customer didn't pick up their rental car. * **additionalData key:** `carRental.noShowIndicator` - `pickupInfo` PickupInfo - `city` string — The city where the car is rented. * Format: ASCII * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `carRental.locationCity` - `countryCode` string — The country where the car is rented, in [ISO 3166-1 alpha-2](https://en.wikipedia.org/wiki/ISO_3166-1_alpha-2) format. * maxLength: 2 characters * **additionalData key:** `carRental.locationCountry` - `date` string, date — The pick-up date. * minLength: 10 characters * maxLength: 10 characters * Format [ISO 8601](https://www.w3.org/TR/NOTE-datetime): yyyy-MM-dd * **additionalData key:** `carRental.checkOutDate` - `stateOrProvince` string — The state or province where the car is rented. * maxLength: 3 characters * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `carRental.locationStateProvince` - `rateType` 'daily' | 'weekly' — Indicates whether the rental rate is daily or weekly. * **additionalData key:** `carRental.rateIndicator` - `rentalAgreementNumber` string — The rental agreement number for the car rental. * Format: ASCII * maxLength: 9 characters * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `carRental.rentalAgreementNumber` - `rentalClassId` string — The classification of the rental car. * Format: Alphanumeric * maxLength: 4 characters * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `carRental.rentalClassId` - `rentalDays` integer — The number of days the car is rented for. * Format: Numeric * Max value: 9999 * **additionalData key:** `carRental.daysRented` - `rentalRate` integer — Rental rate, in [minor units](https://docs.adyen.com/development-resources/currency-codes). * For example, 2000 means USD 20.00. * Encoding: Numeric * Max value: 10000000000 * Frequency of the rental rate is specified in the rateType field. * **additionalData key:** `carRental.rate` - `rentalSurcharges` RentalSurcharges - `fuel` integer — The fuel charges associated with the rental, in [minor units](https://docs.adyen.com/development-resources/currency-codes). * For example, 2000 means USD 20.00. * Encoding: Numeric * Max value: 10000000000 * **additionalData key:** `carRental.fuelCharges` - `insurance` integer — Any insurance charges associated with the rental, in [minor units](https://docs.adyen.com/development-resources/currency-codes). * For example, 2000 means USD 20.00. * Encoding: Numeric * Max value: 10000000000 * **additionalData key:** `carRental.insuranceCharges` - `oneWayDropOff` integer — The charge for not returning a car to the original rental location, in [minor units](https://docs.adyen.com/development-resources/currency-codes). * For example, 2000 means USD 20.00. * Encoding: Numeric * Max value: 10000000000 * **additionalData key:** `carRental.oneWayDropOffCharges` - `renterName` string, required — The name of the person renting the car. * Format: ASCII * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `carRental.renterName` - `returnInfo` ReturnInfo - `city` string — The city where the car must be returned. * Format: ASCII * maxLength: 18 characters * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `carRental.returnCity` - `countryCode` string — The country where the car must be returned, in [ISO 3166-1 alpha-2](https://en.wikipedia.org/wiki/ISO_3166-1_alpha-2) format. * maxLength: 2 characters * **additionalData key:** `carRental.returnCountry` - `date` string, date — The date by which the car must be returned. * minLength: 10 characters * maxLength: 10 characters * Format [ISO 8601](https://www.w3.org/TR/NOTE-datetime): yyyy-MM-dd * **additionalData key:** `carRental.returnDate` - `locationId` string — The agency code, phone number, or address abbreviation. * Format: ASCII * maxLength: 10 characters * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `carRental.returnLocationId` - `stateOrProvince` string — The state or province where the car must be returned. * Format: ASCII * maxLength: 3 characters * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `carRental.returnStateProvince` - `taxExempt` boolean — Indicates if the goods or services were tax-exempt, or if tax was not collected. * **additionalData key:** `carRental.taxExemptIndicator` - `levelTwoThree` LevelTwoThree - `customerReferenceNumber` string — The reference number to identify the customer and their order. * Format: ASCII * Max length: 25 characters * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `enhancedSchemeData.customerReference` - `destination` Destination - `countryCode` string — The two-letter [ISO 3166-1 alpha-2](https://en.wikipedia.org/wiki/ISO_3166-1_alpha-2) or three-letter [ISO 3166-1 alpha-3 country code](https://en.wikipedia.org/wiki/ISO_3166-1_alpha-3) for the destination address. * Encoding: ASCII * Min length: 2 characters * Max length: 3 characters * **additionalData key:** `enhancedSchemeData.destinationCountryCode` - `postalCode` string — The postal code of the destination address. * Encoding: ASCII * Max length: 10 characters * Must not start with a space. * For the US, it must be in five or nine digits format. For example, 10001 or 10001-0000. * For Canada, it must be in 6 digits format. For example, M4B 1G5. * **additionalData key:** `enhancedSchemeData.destinationPostalCode` - `stateOrProvince` string — The state or province code of the destination address. * Encoding: ASCII * Max length: 3 characters * Must not start with a space. * **additionalData key:** `enhancedSchemeData.destinationStateProvinceCode` - `dutyAmount` integer — The duty tax amount, in [minor units](https://docs.adyen.com/development-resources/currency-codes). * For example, 2000 means USD 20.00. * Encoding: Numeric * Max value: 10000000000 * **additionalData key:** `enhancedSchemeData.dutyAmount` - `freightAmount` integer — The shipping amount, in [minor units](https://docs.adyen.com/development-resources/currency-codes). * For example, 2000 means USD 20.00. * Encoding: Numeric * Max value: 10000000000 * **additionalData key:** `enhancedSchemeData.freightAmount` - `itemDetailLines` ItemDetailLine[] — The list of item detail lines. - `commodityCode` string — The code that identifies the item in a standardized commodity coding scheme. There are different commodity coding schemes: * [UNSPSC commodity codes](https://www.ungm.org/public/unspsc) * [HS commodity codes](https://www.wcoomd.org/en/topics/nomenclature/overview.aspx) * [NAICS commodity codes](https://www.census.gov/naics/) * [NAPCS commodity codes](https://www.census.gov/naics/napcs/) * Encoding: ASCII * Max length: 12 characters * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `enhancedSchemeData.itemDetailLine[N].commodityCode` - `description` string — A description of the item, that provides details about the purchase. For Visa transactions with level 3 ESD, the description must not be the same or very similar to your merchant name, or, consist only of common words like "product", or "service". * Encoding: ASCII * Max length: 26 characters * Must not be a single character. * Must not be blank. * Must not be all special characters. * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `enhancedSchemeData.itemDetailLine[N].description` - `discountAmount` integer — The discount amount, in [minor units](https://docs.adyen.com/development-resources/currency-codes). * For example, 2000 means USD 20.00. * Encoding: Numeric * Max value: 10000000000 * **additionalData key:** `enhancedSchemeData.itemDetailLine[N].discountAmount` - `productCode` string — The product code. Must be a unique product code associated with the item or service. This can be your unique code for the item, or the manufacturer's product code. * Encoding: ASCII. * Max length: 12 characters * **additionalData key:** `enhancedSchemeData.itemDetailLine[N].productCode` - `quantity` integer — The number of items. Must be an integer greater than zero. * Encoding: Numeric * Max value: 9999 * **additionalData key:** `enhancedSchemeData.itemDetailLine[N].quantity` - `totalAmount` integer — The total amount for the line item, in [minor units](https://docs.adyen.com/development-resources/currency-codes). * For example, 2000 means USD 20.00. * Encoding: Numeric * Max value: 10000000000 See [Amount requirements for level 2/3 ESD](https://docs.adyen.com//payment-methods/cards/enhanced-scheme-data/l2-l3#amount-requirements) to learn more about how to calculate the line item total. * **additionalData key:** `enhancedSchemeData.itemDetailLine[N].totalAmount` - `unitOfMeasure` string — The unit of measurement for an item. * Encoding: ASCII * Max length: 3 characters * **additionalData key:** `enhancedSchemeData.itemDetailLine[N].unitOfMeasure` - `unitPrice` integer — The unit price, in [minor units](https://docs.adyen.com/development-resources/currency-codes). * For example, 2000 means USD 20.00. * Encoding: Numeric * Max value: 10000000000 * **additionalData key:** `enhancedSchemeData.itemDetailLine[N].unitPrice` - `orderDate` string, date — The date of the order. * Min Length: 10 characters * Max Length: 10 characters * Format [ISO 8601](https://www.w3.org/TR/NOTE-datetime): yyyy-MM-dd * **additionalData key:** `enhancedSchemeData.orderDate` - `shipFromPostalCode` string — The postal code of the address where the item is shipped from. * Encoding: ASCII * Max length: 10 characters * For the US, it must be in five or nine digits format. For example, 10001 or 10001-0000. * For Canada, it must be in 6 digits format. For example, M4B 1G5. * **additionalData key:** `enhancedSchemeData.shipFromPostalCode` - `totalTaxAmount` integer — The amount of state or provincial [tax included in the total transaction amount](https://docs.adyen.com/payment-methods/cards/enhanced-scheme-data/l2-l3#requirements-to-send-level-2-3-esd), in [minor units](https://docs.adyen.com/development-resources/currency-codes). * For example, 2000 means USD 20.00. * Encoding: Numeric * Max value: 10000000000 * For L2 data: must not be all zeroes. * For L3 data: can be zero. * **additionalData key:** `enhancedSchemeData.totalTaxAmount` - `lodging` Lodging - `checkInDate` string, date — The check-in date. * Min Length: 10 characters * Max Length: 10 characters * Format [ISO 8601](https://www.w3.org/TR/NOTE-datetime): yyyy-MM-dd * **additionalData key:** `lodging.checkInDate` - `checkOutDate` string, date — The check-out date. * Min Length: 10 characters * Max Length: 10 characters * Format [ISO 8601](https://www.w3.org/TR/NOTE-datetime): yyyy-MM-dd * **additionalData key:** `lodging.checkOutDate` - `customerServicePhoneNumber` string — The toll-free phone number for the lodging customer service. * Format: Alphanumeric * For US and CA numbers must be 10 characters in length * Must not start with a space * Must not contain any special characters such as + or - * Must not be all zeros. * **additionalData key:** `lodging.customerServiceTollFreeNumber` - `fireSafetyCompliance` boolean — Indicates that the facility complies with the Hotel and Motel Fire Safety Act of 1990. * **additionalData key:** `lodging.fireSafetyActIndicator` - `folio` Folio - `cashAdvances` integer — The folio cash advances, in [minor units](https://docs.adyen.com/development-resources/currency-codes). * For example, 2000 means USD 20.00. * Encoding: Numeric * Max value: 10000000000 * **additionalData key:** `lodging.folioCashAdvances` - `number` string — The card acceptor's internal invoice or billing ID reference number. * Format: Alphanumeric * Must not start with a space * Must not contain any special characters * Must not be all zeros. * **additionalData key:** `lodging.folioNumber` - `foodBeverageCharges` integer — Any charges for food and beverages associated with the booking, in [minor units](https://docs.adyen.com/development-resources/currency-codes). * For example, 2000 means USD 20.00. * Encoding: Numeric * Max value: 10000000000 * **additionalData key:** `lodging.foodBeverageCharges` - `lodgingChargeType` 'advanceDeposit' | 'noShow' | 'stay' — The category of lodging charges for the payment. * **additionalData key:** `lodging.specialProgramCode` - `noShow` boolean — Indicates if the customer didn't check in for their booking. * **additionalData key:** `lodging.noShowIndicator` - `prepaidExpenses` integer — The prepaid expenses for the booking, in [minor units](https://docs.adyen.com/development-resources/currency-codes). * For example, 2000 means USD 20.00. * Encoding: Numeric * Max value: 10000000000 * **additionalData key:** `lodging.prepaidExpenses` - `propertyPhoneNumber` string — The lodging property location's phone number. * Format: Alphanumeric * Min length: 10 characters * For US and CA numbers must be 10 characters in length * Must not start with a space * Must not contain any special characters such as + or - * Must not be all zeros. * **additionalData key:** `lodging.propertyPhoneNumber` - `renterName` string — The name of the person renting the room. * Format: ASCII * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `lodging.renterName` - `rooms` Room[] — The list of rooms booked. - `numberOfNights` integer — The total number of nights the room is booked for. * Format: Numeric * Must be a number between 1 and 99 * **additionalData key:** `lodging.room[N].numberOfNights` - `rate` integer — Room rate per night, in [minor units](https://docs.adyen.com/development-resources/currency-codes). * For example, 2000 means USD 20.00. * Encoding: Numeric * Max value: 10000000000 * **additionalData key:** `lodging.room[N].rate` - `totalRoomTax` integer — The total room tax amount, in [minor units](https://docs.adyen.com/development-resources/currency-codes). * For example, 2000 means USD 20.00. * Encoding: Numeric * Max value: 10000000000 * **additionalData key:** `lodging.totalRoomTax` - `totalTax` integer — The total tax amount, in [minor units](https://docs.adyen.com/development-resources/currency-codes). * For example, 2000 means USD 20.00. * Encoding: Numeric * Max value: 10000000000 * **additionalData key:** `lodging.totalTax` - `temporaryServices` TemporaryServices - `employeeName` string — The name or ID of the person working in a temporary capacity. * Format: ASCII * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `enhancedSchemeData.employeeName` - `endDate` string, date — The billing period end date. * Format [ISO 8601](https://www.w3.org/TR/NOTE-datetime): yyyy-MM-dd * **additionalData key:** `enhancedSchemeData.tempWeekEnding` - `hourRate` integer — The hourly rate for the temporary services, in [minor units](https://docs.adyen.com/development-resources/currency-codes). * For example, 2000 means USD 20.00. * Encoding: Numeric * Max value: 10000000000 * **additionalData key:** `enhancedSchemeData.regularHoursRate` - `hoursWorked` integer — The number of hours worked during the billing period. * Format: Numeric * **additionalData key:** `enhancedSchemeData.regularHoursWorked` - `jobDescription` string — The job description of the person working in a temporary capacity. * Format: ASCII * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `enhancedSchemeData.jobDescription` - `serviceRequestor` string — The name of the person requesting the temporary services. * Format: ASCII * Must not start with a space or be all spaces. * Must not be all zeros. * **additionalData key:** `enhancedSchemeData.requestName` - `startDate` string, date — The billing period start date. * Format [ISO 8601](https://www.w3.org/TR/NOTE-datetime): yyyy-MM-dd * **additionalData key:** `enhancedSchemeData.tempStartDate` - `merchantAccount` string, required — The merchant account that is used to process the payment. - `reference` string — Your reference for the reversal request. Maximum length: 80 characters. ## Response `201` Created - the request has been fulfilled and has resulted in one or more new resources being created. - PaymentReversalResponse - `merchantAccount` string, required — The merchant account that is used to process the payment. - `paymentPspReference` string, required — The [`pspReference`](https://docs.adyen.com/api-explorer/Checkout/latest/post/payments#responses-200-pspReference) of the payment to reverse. - `pspReference` string, required — Adyen's 16-character reference associated with the reversal request. - `reference` string — Your reference for the reversal request. - `status` 'received', required — The status of your request. This will always have the value **received**. ## Other responses - `400` — Bad Request - a problem reading or understanding the request. - `401` — Unauthorized - authentication required. - `403` — Forbidden - insufficient permissions to process the request. - `422` — Unprocessable Entity - a request validation error. - `500` — Internal Server Error - the server could not process the request. --- [API](https://skmtc.net/adyen/apis/adyen-checkout-api.md) · [All operations](https://skmtc.net/adyen/apis/adyen-checkout-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/adyen/adyen-checkout-api/versions/a2d1f411288c/schema)