---
title: "Changes to Start trusting a beneficiary"
method: POST
path: "/customers/external-accounts/{externalAccountId}/trust"
---

# Changes to Start trusting a beneficiary

`POST /customers/external-accounts/{externalAccountId}/trust`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 7 of 24 revisions.

- **2026-08-14** `aaa1fb8782c8` — 1 warning
- **2026-08-13** `df12ec487f0e` — 1 warning
- **2026-08-11** `b06902b6595a` — 4 warning
- **2026-08-06** `526036c12609` — 1 warning
- **2026-07-31** `b21ed434ee6e` — 2 warning, 1 info
- **2026-07-26** `094458a989d2` — 1 warning
- **2026-07-21** `483d0a08414b` — 1 info

## Changes

- **2026-08-14** `aaa1fb8782c8` — 1 warning
  - added the new `EXTERNAL_ACCOUNT_VERIFICATION_REQUIRED` enum value to the `code` response property for the response status `400`
- **2026-08-13** `df12ec487f0e` — 1 warning
  - added the new `TRANSACTION_SIZE_LIMIT_EXCEEDED` enum value to the `code` response property for the response status `400`
- **2026-08-11** `b06902b6595a` — 4 warning
  - added the new `CARDHOLDER_KYC_NOT_APPROVED` enum value to the `code` response property for the response status `400`
  - added the new `CARD_ALREADY_CLOSED` enum value to the `code` response property for the response status `409`
  - added the new `CARD_NOT_MUTABLE` enum value to the `code` response property for the response status `409`
  - added the new `INVALID_STATE_TRANSITION` enum value to the `code` response property for the response status `409`
- **2026-08-06** `526036c12609` — 1 warning
  - added the new `END_USER_TERMS_VERSION_NOT_FOUND` enum value to the `code` response property for the response status `400`
- **2026-07-31** `b21ed434ee6e` — 2 warning, 1 info
  - added the new `BENEFICIARY_TRUSTED` enum value to the `code` response property for the response status `409`
  - added the new `SCA_SESSION_REQUIRED` enum value to the `code` response property for the response status `409`
  - added the optional property `details/errors` to the response with the `400` status
- **2026-07-26** `094458a989d2` — 1 warning
  - added the new `TRANSACTION_NOT_CANCELLABLE` enum value to the `code` response property for the response status `409`
- **2026-07-21** `483d0a08414b` — 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/stainless-api/apis/grid-api/docs/customers/external-accounts/:externalAccountId/trust/post.md) · [API](https://skmtc.dev/stainless-api/apis/grid-api.md) · [Page](https://skmtc.dev/stainless-api/apis/grid-api/changes/customers/external-accounts/:externalAccountId/trust/post)