# ERC-3643: Permissioned Tokens

<table data-header-hidden><thead><tr><th width="210"></th><th></th></tr></thead><tbody><tr><td><strong>Initiative Name</strong></td><td>ERC-3643: Permissioned Tokens</td></tr><tr><td><strong>Organization</strong></td><td></td></tr><tr><td><strong>Type</strong></td><td>Standard</td></tr><tr><td><strong>Description</strong></td><td>The ERC-3643, previously known as the T-REX protocol, is an open-source suite of smart contracts that enables the issuance, management, and transfer of permissioned tokens. $28bn worth of assets have been tokenized through ERC-3643.</td></tr><tr><td><strong>Ecosystem</strong></td><td>EVM</td></tr><tr><td><strong>Public Participants</strong></td><td>Tokeny</td></tr><tr><td><strong>Link</strong></td><td><a href="https://www.erc3643.org/">https://www.erc3643.org/</a></td></tr></tbody></table>
