Please note: to sign in to the new COTO Portal for the first time, you must register your account. All registrants must register their account in our new system as of February 7, 2024.
Account registration instructions for the new COTO Portal have been emailed to all registrants and returning applicants. If you have not yet received instructions and have an urgent issue, contact registration@coto.org.
To reset your password, your account must be registered before you can receive a password reset email.
If you have already set up your new COTO Portal account, sign in below.