---
title: "Changes to Submit W-8BEN-E tax form"
method: POST
path: "/payout/{user_token}/tax/interview/w8bene"
---

# Changes to Submit W-8BEN-E tax form

`POST /payout/{user_token}/tax/interview/w8bene`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 1 of 2 revisions.

- **2026-11-03** `f9fa41b7c45c`: 1 breaking, 5 info

## Changes

- **2026-11-03** `f9fa41b7c45c`: 1 breaking, 5 info
  - added the pattern `^[A-Z0-9]{6}\.[A-Z0-9]{5}\.[A-Z]{2}\.[0-9]{3}$` to the request property `giin`
  - added the new optional request property `chapter_4_certification`
  - added the new optional request property `disregarded_entity_branch`
  - added the new optional request property `limitation_on_benefits_other_detail`
  - added the new optional request property `tax_treaty_benefits/limitation_on_benefits`
  - added the new optional request property `tax_treaty_benefits/limitation_on_benefits_other_detail`

---

[Operation](https://skmtc.dev/masspay/apis/masspay-api/docs/payout/:user_token/tax/interview/w8bene/post.md) - [API](https://skmtc.dev/masspay/apis/masspay-api.md) - [Page](https://skmtc.dev/masspay/apis/masspay-api/changes/payout/:user_token/tax/interview/w8bene/post)