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> For a complete documentation index, see https://docs.crisscross.money/llms.txt.
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# Upload a supporting document

PUT https://api.crisscross.money/v1/toc/orders/{orderId}/document-requirements/{docId}
Content-Type: multipart/form-data

Uploads or replaces a supporting document for a specific BOP requirement slot on an order.
Idempotent — re-uploading replaces the previous file and resets the document status to `uploaded`.
Max file size: 50 MB. Allowed MIME types: `image/png`, `image/jpeg`, `application/pdf`, `text/csv` (`.csv` files only).


Reference: https://docs.crisscross.money/api-reference/toc-api/orders/upload-order-document-requirement

## Authentication

- `Authorization` header (bearer token, required) — Token obtained via the login flow.

## Request

### Path parameters

- `orderId` (string, required)
- `docId` (string, required)

### Body (multipart/form-data)

This endpoint expects a multipart form containing a file.

- `file` (file, required) — The file to upload (PNG, JPEG, PDF, or CSV; max 50 MB).

## Response

### 200

Document uploaded successfully.

- `id` (string, required)
- `orderId` (string, required)
- `label` (string, required) — Human-readable document label from the BOP document requirement.
- `required` (boolean, required) — Whether this document is mandatory for this BOP category.
- `status` (enum, required) — Current upload and review status of this document slot.
  - Allowed values: `not_uploaded`, `uploaded`, `approved`, `rejected`
- `originalFilename` (string, optional, nullable)
- `contentType` (string, optional, nullable)
- `fileSizeBytes` (long, optional, nullable)
- `uploadedAt` (datetime, optional, nullable)

## Errors

### 400 Bad Request Error

Bad request — validation or malformed request.

- `error` (ErrorEnvelopeError, required)

### 401 Unauthorized Error

Unauthorized — missing or invalid token.

- `error` (ErrorEnvelopeError, required)

### 403 Forbidden Error

Forbidden — authenticated but not authorised for this resource.

- `error` (ErrorEnvelopeError, required)

### 404 Not Found Error

Resource not found.

- `error` (ErrorEnvelopeError, required)

### 409 Conflict Error

State conflict — resource is in a non-actionable state.

- `error` (ErrorEnvelopeError, required)

## Types

### ErrorEnvelopeError

- `code` (string, required) — Stable machine-readable identifier. Branch on this, not `message`. Common values: `INVALID_REQUEST`, `UNAUTHENTICATED`, `FORBIDDEN`, `RATE_NOT_AVAILABLE`, `RATE_NOT_FOUND`, `CURRENCY_NOT_SUPPORTED`, `CURRENCY_NOT_PROVISIONED`, `QUOTE_NOT_FOUND`, `QUOTE_EXPIRED`, `QUOTE_NOT_EXECUTABLE`, `ORDER_NOT_FOUND`, `DEPOSIT_NOT_FOUND`, `BENEFICIARY_NOT_FOUND`, `BENEFICIARY_NOT_ACTIVE`, `CURRENCY_MISMATCH`, `INSUFFICIENT_BALANCE`, `AMOUNT_OUT_OF_RANGE`, `WITHDRAWAL_NOT_FOUND`, `WITHDRAWAL_NOT_CANCELLABLE`, `IDEMPOTENCY_CONFLICT`, `INVALID_CURSOR`.
- `message` (string, required) — Human-readable description. Do not parse.
- `details` (map from string to any, optional) — Structured context about the error. Shape varies per code.

## Examples

**Request**

```json
{
  "file": "<file: string>"
}
```

**Response**

```json
{
  "id": "doc_c1d2e3f4-e5f6-7890-abcd-ef1234567890",
  "orderId": "ord_550e8400-e29b-41d4-a716-446655440000",
  "label": "Pro Forma Invoice",
  "required": true,
  "status": "uploaded",
  "originalFilename": "invoice-2026-001.pdf",
  "contentType": "application/pdf",
  "fileSizeBytes": 245780,
  "uploadedAt": "2026-05-22T09:00:00Z"
}
```

**SDK Code**

```python Orders_uploadOrderDocumentRequirement_example
import requests

url = "https://api.crisscross.money/v1/toc/orders/ord_550e8400-e29b-41d4-a716-446655440000/document-requirements/doc_550e8400-e29b-41d4-a716-446655440000"

files = { "file": "open('string', 'rb')" }
headers = {"Authorization": "Bearer <token>"}

response = requests.put(url, files=files, headers=headers)

print(response.json())
```

```javascript Orders_uploadOrderDocumentRequirement_example
const url = 'https://api.crisscross.money/v1/toc/orders/ord_550e8400-e29b-41d4-a716-446655440000/document-requirements/doc_550e8400-e29b-41d4-a716-446655440000';
const form = new FormData();
form.append('file', 'string');

const options = {method: 'PUT', headers: {Authorization: 'Bearer <token>'}};

options.body = form;

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}
```

```go Orders_uploadOrderDocumentRequirement_example
package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.crisscross.money/v1/toc/orders/ord_550e8400-e29b-41d4-a716-446655440000/document-requirements/doc_550e8400-e29b-41d4-a716-446655440000"

	payload := strings.NewReader("-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file\"; filename=\"string\"\r\nContent-Type: application/octet-stream\r\n\r\n\r\n-----011000010111000001101001--\r\n")

	req, _ := http.NewRequest("PUT", url, payload)

	req.Header.Add("Authorization", "Bearer <token>")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(res)
	fmt.Println(string(body))

}
```

```ruby Orders_uploadOrderDocumentRequirement_example
require 'uri'
require 'net/http'

url = URI("https://api.crisscross.money/v1/toc/orders/ord_550e8400-e29b-41d4-a716-446655440000/document-requirements/doc_550e8400-e29b-41d4-a716-446655440000")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Put.new(url)
request["Authorization"] = 'Bearer <token>'
request.body = "-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file\"; filename=\"string\"\r\nContent-Type: application/octet-stream\r\n\r\n\r\n-----011000010111000001101001--\r\n"

response = http.request(request)
puts response.read_body
```

```java Orders_uploadOrderDocumentRequirement_example
import com.mashape.unirest.http.HttpResponse;
import com.mashape.unirest.http.Unirest;

HttpResponse<String> response = Unirest.put("https://api.crisscross.money/v1/toc/orders/ord_550e8400-e29b-41d4-a716-446655440000/document-requirements/doc_550e8400-e29b-41d4-a716-446655440000")
  .header("Authorization", "Bearer <token>")
  .body("-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file\"; filename=\"string\"\r\nContent-Type: application/octet-stream\r\n\r\n\r\n-----011000010111000001101001--\r\n")
  .asString();
```

```php Orders_uploadOrderDocumentRequirement_example
<?php
require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('PUT', 'https://api.crisscross.money/v1/toc/orders/ord_550e8400-e29b-41d4-a716-446655440000/document-requirements/doc_550e8400-e29b-41d4-a716-446655440000', [
  'multipart' => [
    [
        'name' => 'file',
        'filename' => 'string',
        'contents' => null
    ]
  ]
  'headers' => [
    'Authorization' => 'Bearer <token>',
  ],
]);

echo $response->getBody();
```

```csharp Orders_uploadOrderDocumentRequirement_example
using RestSharp;

var client = new RestClient("https://api.crisscross.money/v1/toc/orders/ord_550e8400-e29b-41d4-a716-446655440000/document-requirements/doc_550e8400-e29b-41d4-a716-446655440000");
var request = new RestRequest(Method.PUT);
request.AddHeader("Authorization", "Bearer <token>");
request.AddParameter("undefined", "-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file\"; filename=\"string\"\r\nContent-Type: application/octet-stream\r\n\r\n\r\n-----011000010111000001101001--\r\n", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);
```

```swift Orders_uploadOrderDocumentRequirement_example
import Foundation

let headers = ["Authorization": "Bearer <token>"]
let parameters = [
  [
    "name": "file",
    "fileName": "string"
  ]
]

let boundary = "---011000010111000001101001"

var body = ""
var error: NSError? = nil
for param in parameters {
  let paramName = param["name"]!
  body += "--\(boundary)\r\n"
  body += "Content-Disposition:form-data; name=\"\(paramName)\""
  if let filename = param["fileName"] {
    let contentType = param["content-type"]!
    let fileContent = String(contentsOfFile: filename, encoding: String.Encoding.utf8)
    if (error != nil) {
      print(error as Any)
    }
    body += "; filename=\"\(filename)\"\r\n"
    body += "Content-Type: \(contentType)\r\n\r\n"
    body += fileContent
  } else if let paramValue = param["value"] {
    body += "\r\n\r\n\(paramValue)"
  }
}

let request = NSMutableURLRequest(url: NSURL(string: "https://api.crisscross.money/v1/toc/orders/ord_550e8400-e29b-41d4-a716-446655440000/document-requirements/doc_550e8400-e29b-41d4-a716-446655440000")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "PUT"
request.allHTTPHeaderFields = headers
request.httpBody = postData as Data

let session = URLSession.shared
let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in
  if (error != nil) {
    print(error as Any)
  } else {
    let httpResponse = response as? HTTPURLResponse
    print(httpResponse)
  }
})

dataTask.resume()
```