If you are not already registered and you want to vote in the upcoming Texas primary, you have until Monday night to get registered.
The primary will be held on March 3rd. In order to register, you must be registered at least 30 days before the election date. The deadline is the same if you want to change your name or address. Early voting in the Texas primary runs from February 18th through 28th. Primary election day is on March 3.
For more information about your registration status, you can visit the Texas Secretary of State's website.