---
title: "Update an existing End User."
method: POST
path: "/v2/RegulatoryCompliance/EndUsers/{Sid}"
tags: ["NumbersV2EndUser"]
---

# Update an existing End User.

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

Update an existing End User.

## Path parameters

- `Sid` string, required

## Response `200`

OK

- NumbersV2RegulatoryComplianceEndUser
  - `sid` string, nullable — The unique string created by Twilio to identify the End User resource.
  - `account_sid` string, nullable — The SID of the [Account](https://www.twilio.com/docs/iam/api/account) that created the End User resource.
  - `friendly_name` string, nullable — The string that you assigned to describe the resource.
  - `type` 'individual' | 'business' — The type of end user of the Bundle resource - can be `individual` or `business`.
  - `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 End User 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` — 1 breaking, 1 info
  - the `attributes` 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` — 2 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`

[Change history](https://skmtc.dev/twilio/apis/twilio-numbers/changes/v2/RegulatoryCompliance/EndUsers/: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)