Texas Code of Criminal Procedure - CRIM P Art. 15.07. Warrant issued by other magistrate

1. It be endorsed by a judge of a court of record, in which case it may be executed anywhere in the State;  or

2. If it be endorsed by any magistrate in the county in which the accused is found, it may be executed in such county.  The endorsement may be:  “Let this warrant be executed in the county of ․․․․․․․․․․”.  Or, if the endorsement is made by a judge of a court of record, then the endorsement may be:  “Let this warrant be executed in any county of the State of Texas”.  Any other words of the same meaning will be sufficient.  The endorsement shall be dated, and signed officially by the magistrate making it.