# GET /api/v1/advisory-firms/{firm_id}/users/{user_id}/accessible-businesses

> List accessible businesses

- **Tag:** advisory-firm-teams
- **Operation ID:** `list_accessible_businesses_api_v1_advisory_firms__firm_id__users__user_id__accessible_businesses_get`

## Description

Returns the resolved list of businesses a member can see, with source info.

## Authentication

Bearer token in `Authorization` header.
Required header: `x-business-id: <business uuid>`.

## Parameters

- `firm_id` (path, string, required)
- `user_id` (path, string, required)

## Responses

### 200 — Successful Response

- `id` (string · required)
- `name` (string)
- `source` (string · required) — Access source: 'all', 'direct', 'team', or 'both'.
- `source_details` (array · string) — Detailed sources: 'direct', 'team:Tax Team', etc.

### 401 — Unauthorized - Authentication required

### 403 — Forbidden - Insufficient permissions

### 422 — Validation Error

Schema: `HTTPValidationError`

- `detail` (array · ValidationError) → `ValidationError`
  - `loc` (array · string | integer · required)
  - `msg` (string · required)
  - `type` (string · required)
  - `input` (object)
  - `ctx` (object)

## Code samples

### cURL

```bash
curl -X GET 'https://api.ondayzero.com/api/v1/advisory-firms/{firm_id}/users/{user_id}/accessible-businesses' \
  -H 'Authorization: Bearer dz_your_token' \
  -H 'x-business-id: YOUR_BUSINESS_ID'
```

### JavaScript

```javascript
const response = await fetch('https://api.ondayzero.com/api/v1/advisory-firms/{firm_id}/users/{user_id}/accessible-businesses', {
  method: 'GET',
  headers: {
    Authorization: 'Bearer dz_your_token',
    'x-business-id': 'YOUR_BUSINESS_ID',
  },
});
const data = await response.json();
```

### Python

```python
import httpx

headers = {
    "Authorization": "Bearer dz_your_token",
    "x-business-id": "YOUR_BUSINESS_ID",
}

response = httpx.get("https://api.ondayzero.com/api/v1/advisory-firms/{firm_id}/users/{user_id}/accessible-businesses", headers=headers)
data = response.json()
```

## See also

- HTML version: https://www.ondayzero.com/docs/reference/advisory-firm-teams/list-accessible-businesses
- OpenAPI slice: https://www.ondayzero.com/docs/reference/advisory-firm-teams/list-accessible-businesses/openapi.json
- Other endpoints in **advisory-firm-teams**: https://www.ondayzero.com/docs/reference/advisory-firm-teams