---
title: "Changes to Create Bill"
method: POST
path: "/accounting/bills"
---

# Changes to Create Bill

`POST /accounting/bills`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 2 of 191 revisions.

- **2026-10-08** `1a148583f157`: 1 info
- **2026-08-12** `17a0dec24672`: 1 info

## Changes

- **2026-10-08** `1a148583f157`: 1 info
  - added the new optional `header` request parameter `idempotency-key`
- **2026-08-12** `17a0dec24672`: 1 info
  - added the new optional request property `custom_fields/items/ref_name`

---

[Operation](https://skmtc.dev/apideck-libraries/apis/accounting-api/docs/accounting/bills/post.md) · [API](https://skmtc.dev/apideck-libraries/apis/accounting-api.md) · [Page](https://skmtc.dev/apideck-libraries/apis/accounting-api/changes/accounting/bills/post)