---
title: "Create a new SCA association for a device"
method: POST
path: "/scaDevices/{deviceId}/scaAssociations"
tags: ["SCA device management"]
---

# Create a new SCA association for a device

`POST /scaDevices/{deviceId}/scaAssociations`

Creates an association between an SCA-enabled device and an entity, such as an account holder. This action does not guarantee the association is immediately ready for use; its status may be `pendingApproval` if the account holder has existing devices.

## Path parameters

- `deviceId` string, required

## Request body

- SubmitScaAssociationRequest
  - `entities` ScaEntity[], required — The list of entities to be associated.
    - `id` string, required — The unique identifier of the entity.
    - `type` 'accountHolder' | 'legalEntity' | 'paymentInstrument', required

## Response `201`

Created - Association created.

- SubmitScaAssociationResponse
  - `scaAssociations` Association[], required — List of associations created to the entities and their statuses.
    - `entityId` string, required — The unique identifier of the entity.
    - `entityType` 'accountHolder' | 'legalEntity' | 'paymentInstrument', required
    - `scaDeviceId` string, required — The unique identifier for the SCA device.
    - `status` 'pendingApproval' | 'active', required

## Other responses

- `400` — Bad Request - The request contains invalid input and fails validation.
- `401` — Unauthorized - Authentication required.
- `403` — Forbidden - Insufficient permissions to process the request.
- `404` — Not Found - Device not found.
- `422` — Unprocessable Entity - A request validation error.
- `500` — Internal Server Error - The server could not process the request.

## Changes

- **2026-05-01** (v2) `a4fab1c7333b` — 1 warning, 1 info
  - added the new `legalEntity` enum value to the `scaAssociations/items/entityType` response property for the response status `201`
  - added the new `legalEntity` enum value to the request property `entities/items/type`
- **2025-10-06** (v2) `7c2bc8ccb9bf` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/adyen/apis/balanceplatformservice/changes/scaDevices/:deviceId/scaAssociations/post.md)

---

[API](https://skmtc.dev/adyen/apis/balanceplatformservice.md) · [All operations](https://skmtc.dev/adyen/apis/balanceplatformservice/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/adyen/balanceplatformservice/revisions/8761ac1a9aab/schema)