---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/21101#article
headline: "21101: Subaccounts cannot contain subaccounts"
url: https://www.twilio.com/docs/api/errors/21101
inLanguage: en
dateModified: 2026-01-05T16:20:18.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 21101: Subaccounts cannot contain subaccounts

Log Level: ERROR

## Description

A subaccount cannot contain nested subaccounts. Only a root account may contain subaccounts.