---
title: "Add KYB array-field item (business)"
method: POST
path: "/compliance/kyb/fields/array"
tags: ["compliance", "kyb"]
---

# Add KYB array-field item (business)

`POST /compliance/kyb/fields/array`

Clones the supplied template fields at a fresh array index (shareholders / directors_officers).

## Request body

- KybAddKYBFormFieldArrayItemInput
  - `group_key` string

## Response `200`

OK

- KybAddKYBFormFieldArrayItemOutput
  - `new_index` integer

## Other responses

- `400` — Bad Request
- `401` — Unauthorized
- `403` — Forbidden
- `default` — Error response.

## Changes

- **2026-09-01** `f2d9f80610d9` — 4 info
  - added the optional property `error/api_client_id` to the response with the `400` status
  - added the optional property `error/api_client_id` to the response with the `401` status
  - added the optional property `error/api_client_id` to the response with the `403` status
  - added the optional property `error/api_client_id` to the response with the `default` status

[Change history](https://skmtc.dev/stablesea/apis/stable-sea-backend/changes/compliance/kyb/fields/array/post.md)

---

[API](https://skmtc.dev/stablesea/apis/stable-sea-backend.md) · [All operations](https://skmtc.dev/stablesea/apis/stable-sea-backend/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/stablesea/stable-sea-backend/revisions/f2d9f80610d9/schema)