People who travel to Texas are not required by law to quarantine or self-isolate. This is true for travelers who arrive in Texas from other counties. It is also true for travelers who come to Texas from other US states.
Note See below for federal requirements. The State of Texas does not have additional requirements for foreign travelers.
Some locations in the U.S. have put in place travel restrictions, mandatory or recommended quarantine periods, or testing requirements for travelers. Before you travel, it's important to check what local restrictions may be in place at your destination.
On January 21, 2021 President Biden issued an executive order that directs various government officials to require people to wear face masks when in airports and when traveling by commercial aircraft, trains, public maritime vessels (including ferries), intercity bus services, and all forms of public transportation as defined in section 5302 of title 49, United States Code.
Note There are currently no mandatory quarantine periods or testing requirements for travelers arriving in Texas from other U.S. states.