> For the complete documentation index, see [llms.txt](https://docs.digitalriver.com/commerce-api/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.digitalriver.com/commerce-api/general-resources/release-notes/2020.md).

# 2020

## 2020/12/30

You can now modify a subscription during a [midterm change](https://docs.digitalriver.com/commerce-api-references/commerce-api-reference-guide/admin-apis-reference/subscriptions#midterm-change). That includes [applying a midterm change with price override](/commerce-api/admin-apis/subscription-management/immediately-apply-a-midterm-subscription-change/applying-a-midterm-change-with-price-override.md), [assigning a perpetual unit price](/commerce-api/admin-apis/subscription-management/update-the-subscription-at-the-next-renewal/adding-or-updating-a-perpetual-unit-price.md), or [reducing the subscription quantity](/commerce-api/admin-apis/subscription-management/immediately-apply-a-midterm-subscription-change/reducing-the-subscription-renewal-quantity.md).

## 2020/12/28

We [Klarna ](/commerce-api/payments/supported-payment-methods/klarna.md)'s [supported geographies](/commerce-api/payments/supported-payment-methods/klarna.md#supported-markets) to show the minimum and maximum order amount and the payment method type.

## 2020/12/16

We updated the examples and added information on creating a merchant-initiated transaction (MIT) in [Providing subscription information](/commerce-api/shopper-apis/cart/creating-or-updating-a-cart/providing-subscription-information.md).

## 2020/12/10

We added more [custom styles](/commerce-api/resources/reference/elements.md#available-custom-styles) for [styling an element container](/commerce-api/resources/reference/elements.md#styling-an-element-container) in [DigitalRiver.js](/commerce-api/payments/payments-solutions/digitalriver.js.md).

## 2020/11/30

We added [error types](/commerce-api/resources/reference/error-types-codes-and-objects.md#error-types) to [Error types, codes, and objects](/commerce-api/resources/reference/error-types-codes-and-objects.md).

## 2020/11/19

We added support for [Pay in 4](/commerce-api/payments/payments-solutions/digitalriver.js/payment-methods/paypal.md#pay-in-4) to the [PayPal ](/commerce-api/payments/payments-solutions/digitalriver.js/payment-methods/paypal.md)payment method.

## 2020/11/17

* We added support for [landed costs](/commerce-api/shopper-apis/cart/pricing/landed-costs.md).
* You can now [set a price list](/commerce-api/shopper-apis/cart/configuring-taxes.md#setting-the-price-list-to-tax-inclusive-or-exclusive) or [shipping costs](/commerce-api/shopper-apis/cart/configuring-taxes.md#setting-the-shipping-cost-to-tax-inclusive-or-exclusive) to tax inclusive or exclusive.

## 2020/11/10

We added a list of [error codes](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes) for DigitalRiver.js.

## 2020/11/6

* As part of the PSD2 Strong Customer Authentication (SCA) initiative, payment processors require extra information when processing merchant-initiated credit card transactions. You can now use [billing agreements](/commerce-api/shopper-apis/cart/creating-or-updating-a-cart/providing-subscription-information.md#billing-agreement-identifier) to ensure that you adhere to the new mandate/
* You can now update subscription information in  the `LineItem` array to the [`POST /carts`](https://docs.digitalriver.com/commerce-api-references/shopper-apis/cart/carts#v1-shoppers-me-carts-active-1), [`POST /line-items`](https://docs.digitalriver.com/commerce-api-references/shopper-apis/cart/line-items#v1-shoppers-me-carts-active-line-items-1), or [`POST /line-items/{lineItemsId}`](https://docs.digitalriver.com/commerce-api-references/shopper-apis/cart/line-items#v1-shoppers-me-carts-active-line-items-lineitemsid-1) requests.

## 2020/10/29

You can now subscribe to receive the latest Commerce API information.

## 2020/10/28

You can now apply a [shipping discount](/commerce-api/shopper-apis/cart/managing-shipping-options/providing-a-shipping-discount.md) to a customer's order

## 2020/10/14

* We added information on [configuring taxes](/commerce-api/shopper-apis/cart/configuring-taxes.md).
* We added the `taxInclusive` attribute to the response for [Apply shopper to cart](https://docs.digitalriver.com/commerce-api-references/shopper-apis/cart/apply-a-shopper-to-a-cart#v1-shoppers-me-carts-active-apply-shopper), [Add or update cart billing address](https://docs.digitalriver.com/commerce-api-references/shopper-apis/cart/billing-address#v1-shoppers-me-carts-active-billing-address-1),  [Apply billing address to cart](https://docs.digitalriver.com/commerce-api-references/shopper-apis/cart/billing-address#v1-shoppers-me-carts-active-apply-billing-address), [Apply shipping address to cart](https://docs.digitalriver.com/commerce-api-references/shopper-apis/cart/shipping-address#v1-shoppers-me-carts-active-apply-shipping-address), Submit[ cart and create an order](https://docs.digitalriver.com/commerce-api-references/shopper-apis/cart/submit-a-cart#v1-shoppers-me-carts-active-submit-cart), [Apply payment method to cart](https://docs.digitalriver.com/commerce-api-references/shopper-apis/cart/apply-or-detach-payment-methods#v1-shoppers-me-carts-active-apply-payment-method), [Apply shipping option to cart](https://docs.digitalriver.com/commerce-api-references/shopper-apis/cart/apply-a-shipping-option#v1-shoppers-me-carts-active-apply-shipping-option),  [Get current cart](https://docs.digitalriver.com/commerce-api-references/shopper-apis/cart/carts#v1-shoppers-me-carts-active), [Update current cart](https://docs.digitalriver.com/commerce-api-references/shopper-apis/cart/carts#v1-shoppers-me-carts-active-1), [API trigger offer](https://docs.digitalriver.com/commerce-api-references/shopper-apis/cart/api-trigger-offer), [Get shopper order](https://docs.digitalriver.com/commerce-api-references/shopper-apis/orders/orders#v1-shoppers-me-orders-orderid), and [Apply shopper to cart](https://docs.digitalriver.com/commerce-api-references/shopper-apis/cart/apply-a-shopper-to-a-cart#v1-shoppers-me-carts-active-apply-shopper).

## 2020/10/12

We added information on the [tax identifier element](/commerce-api/resources/reference/elements/tax-identifier-element.md) to [DigitalRiver.js](/commerce-api/payments/payments-solutions/digitalriver.js.md).

## 2020/10/1

We added support for Union Pay to [Credit Cards](/commerce-api/payments/supported-payment-methods/credit-cards.md).

## 2020/9/30

* We added [PSD2 and SCA](/commerce-api/payments/psd2-and-sca.md) integration support to [Payment solutions](/commerce-api/payments/payments-solutions.md).  
* We added information on migrating [payment sessions](/commerce-api/shopper-apis/cart/payment-sessions.md) to [Payment solutions](/commerce-api/payments/payments-solutions.md). 

## 2020/9/24

We added support for the [Korea–PayCo](/commerce-api/payments/supported-payment-methods/payco.md) payment methods.

## 2020/9/23

We added support for the [Klarna ](/commerce-api/payments/supported-payment-methods/klarna.md)payment method.

## 2020/9/18

We updated the [Drop-in payments](/commerce-api/payments/payments-solutions/drop-in.md) documentation.

## 2020/9/9

* We updated the [Digital River App for Salesforce B2B Commerce](https://docs.digitalriver.com/salesforce-b2b/) documentation.
* We added Spark from Tryzens for the Salesforce Commerce Cloud to our [partner integrations](https://docs.digitalriver.com/partner-integrations/).

## 2020/8/11

We updated the [API error codes](https://docs.digitalriver.com/commerce-api-references/warnings-and-error-codes/error-codes).

## 2020/8/10

We now provide a [list of IP addresses](/commerce-api/events/webhooks/commerce-api-safelist.md) we use to send Webhook notifications. You'll need to open your firewall to these IP addresses.

## 2020/8/5

* You can now use [**DigitalRiver.js**](/commerce-api/payments/payments-solutions/digitalriver.js.md) to retrieve an array of [available payment methods](/commerce-api/resources/reference/digitalriver-object.md#creating-elements).
* You can now use [**DigitalRiver.js**](/commerce-api/payments/payments-solutions/digitalriver.js.md)  to trigger a [return event](https://docs.digitalriver.com/commerce-api/payment-integrations-1/digitalriver.js/reference/elements#return) when a customer presses the Return key while the input field has focus.

## 2020/6/02

* The initial value for `termsOfSaleAcceptance` is now null if `tosAccepted` is null in the database. 
* We now provide a breakdown of the tax fee at the line-item level for [Carts](https://docs.digitalriver.com/commerce-api-references/shopper-apis/cart/carts), [Orders](https://docs.digitalriver.com/commerce-api-references/shopper-apis/orders/orders), and [Submit cart.](https://docs.digitalriver.com/commerce-api-references/shopper-apis/cart/submit-a-cart)
* Changed the `lineItem` under DefaultCart to an array. 
* Changed`fee` to `feeTax` under `lineItem.pricing`. 
* Added the `feePricing` object under ExpandedLineItem. 
* Added the LineItemFeePricing schema for `feePricing` under ExpandedLineItem. 

## 2020/5/20

* Added [phonetic fields](/commerce-api/shopper-apis/cart/creating-or-updating-a-cart/providing-address-information.md#japanese-phonetics) to the billing and shipping addresses.
* Added the following schemas:
  * PostShopperAddressRequest for the request body of the shopper's address
  * `BillingAddress` for the response body of the billing address
  * `ShippingAddress` for the response body of the billing address
* Updated the response for [PUT billing](https://docs.digitalriver.com/commerce-api-references/shopper-apis/cart/billing-address#v1-shoppers-me-carts-active-billing-address-1) and [shipping address](https://docs.digitalriver.com/commerce-api-references/shopper-apis/cart/shipping-address#v1-shoppers-me-carts-active-shipping-address-1) to `204 No Content`.
* Added [phonetic fields](/commerce-api/shopper-apis/cart/creating-or-updating-a-cart/providing-address-information.md#japanese-phonetics) to the following schemas: DefaultAddress and ExpandedAddress.

## 2020/5/7

* You can now create a price override at the item level.
* You can now [override the unit price](/commerce-api/shopper-apis/cart/applying-a-price-override.md#applying-a-unit-price-override) and [line item price](/commerce-api/shopper-apis/cart/applying-a-price-override.md#applying-a-line-item-price-override) programmatically. See [Price Override](https://docs.digitalriver.com/commerce-api-references/shopper-apis/cart/price-override) in the [Admin APIs reference](https://docs.digitalriver.com/commerce-api-references/admin-apis/).
* Added these schemas: CartUnitPriceOverrideRequest and CartAggregatePriceOverrideRequest.

## 2020/05/04

* You can now capture when a customer[ accepts the Terms of Sale](/commerce-api/shopper-apis/cart/creating-or-updating-a-cart/terms-of-sale-acceptance.md).
* Added [phonetic fields](/commerce-api/shopper-apis/cart/creating-or-updating-a-cart/providing-address-information.md#japanese-phonetics) to [Orders](https://docs.digitalriver.com/commerce-api-references/shopper-apis/orders/orders) and [Order lookup](https://docs.digitalriver.com/commerce-api-references/shopper-apis/orders/order-lookup) resources.
* Added `productTax` and `shippingTax` to the [Carts](https://docs.digitalriver.com/commerce-api-references/shopper-apis/cart/carts), [Orders](https://docs.digitalriver.com/commerce-api-references/shopper-apis/orders/orders), and [Submit cart](https://docs.digitalriver.com/commerce-api-references/shopper-apis/cart/submit-a-cart) resources.