---
title: "Update an existing Supporting Document."
method: POST
path: "/v2/RegulatoryCompliance/SupportingDocuments/{Sid}"
tags: ["NumbersV2SupportingDocument"]
---

# Update an existing Supporting Document.

`POST /v2/RegulatoryCompliance/SupportingDocuments/{Sid}`

Update an existing Supporting Document.

## Path parameters

- `Sid` string, required

## Response `200`

OK

- NumbersV2RegulatoryComplianceSupportingDocument
  - `sid` string, nullable — The unique string created by Twilio to identify the Supporting Document resource.
  - `account_sid` string, nullable — The SID of the [Account](https://www.twilio.com/docs/iam/api/account) that created the Document resource.
  - `friendly_name` string, nullable — The string that you assigned to describe the resource.
  - `mime_type` string, nullable — The image type uploaded in the Supporting Document container.
  - `status` 'draft' | 'pending-review' | 'rejected' | 'approved' | 'expired' | 'provisionally-approved' — The verification status of the Supporting Document resource.
  - `failure_reason` string, nullable — The failure reason of the Supporting Document Resource.
  - `errors` unknown[], nullable — A list of errors that occurred during the registering RC Bundle
    - unknown
  - `type` string, nullable — The type of the Supporting Document.
  - `attributes` unknown
  - `date_created` string, date-time, nullable — The date and time in GMT when the resource was created specified in [ISO 8601](https://en.wikipedia.org/wiki/ISO_8601) format.
  - `date_updated` string, date-time, nullable — The date and time in GMT when the resource was last updated specified in [ISO 8601](https://en.wikipedia.org/wiki/ISO_8601) format.
  - `url` string, uri, nullable — The absolute URL of the Supporting Document resource.

## Changes

- **2025-08-18** (v2) `1fabdce5cb20` — 1 breaking
  - the `attributes` response's property type changed from `object` to no type for status `200`
- **2025-07-24** (v2) `c6bb213e6c71` — 1 breaking
  - the `attributes` response's property type changed from no type to `object` for status `200`
- **2025-07-03** (v2) `1fabdce5cb20` — 2 breaking, 1 info
  - the `attributes` response's property type changed from `object` to no type for status `200`
  - the `errors/items/` response's property type changed from `object` to no type for status `200`
  - the `Attributes` request property type was generalized from `object` to no type
- **2025-03-11** (v2) `837f4d2978ba` — 3 breaking
  - the `Attributes` request property type changed from no type to `object`
  - the `attributes` response's property type changed from no type to `object` for status `200`
  - the `errors/items/` response's property type changed from no type to `object` for status `200`
- **2024-09-05** (v2) `03329c0370e6` — 1 info
  - added the optional property `errors` to the response with the `200` status

[Change history](https://skmtc.dev/twilio/apis/twilio-numbers/changes/v2/RegulatoryCompliance/SupportingDocuments/:Sid/post.md)

---

[API](https://skmtc.dev/twilio/apis/twilio-numbers.md) · [All operations](https://skmtc.dev/twilio/apis/twilio-numbers/llms.txt) · [OpenAPI document](https://skmtc.dev/twilio/apis/twilio-numbers/revisions/4063aad70da9?raw)