---
title: "Changes to Create ACH Authorization"
method: POST
path: "/checkout/ach-authorization"
---

# Changes to Create ACH Authorization

`POST /checkout/ach-authorization`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 5 of 43 revisions.

- **2026-09-17** `81b590227b14`: 1 warning, 1 info
- **2026-09-12** `66b771d6d31f`: 1 info
- **2026-08-27** `2fe20f99a11a`: 2 info
- **2026-08-26** `d889c71d0562`: 4 breaking, 2 warning, 3 info
- **2026-08-19** `f3178e82abab`: 1 info

## Changes

- **2026-09-17** `81b590227b14`: 1 warning, 1 info
  - deleted the `header` request parameter `x-coinflow-auth-session-key`
  - the endpoint scheme security `sessionKey` was added to the API
- **2026-09-12** `66b771d6d31f`: 1 info
  - api operation id `create-ach-authorization` removed and replaced with `checkout_CreateAchAuthorization`
- **2026-08-27** `2fe20f99a11a`: 2 info
  - added the optional property `revokedAt` to the response with the `200` status
  - added the required property `revoked` to the response with the `200` status
- **2026-08-26** `d889c71d0562`: 4 breaking, 2 warning, 3 info
  - added the new required `header` request parameter `x-coinflow-auth-session-key`
  - added the new required request property `idempotencyKey`
  - added the new required request property `token`
  - the response property `paymentId` became optional for the status `200`
  - deleted the `header` request parameter `Authorization`
  - removed the request property `paymentId`
  - api operation id `submit-ach-authorization` removed and replaced with `create-ach-authorization`
  - the request property `customerId` became optional
  - added the required property `idempotencyKey` to the response with the `200` status
- **2026-08-19** `f3178e82abab`: 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/coinflow/apis/api-reference/docs/checkout/ach-authorization/post.md) - [API](https://skmtc.dev/coinflow/apis/api-reference.md) - [Page](https://skmtc.dev/coinflow/apis/api-reference/changes/checkout/ach-authorization/post)