In Texas and federal law, recreational use of marijuana is still illegal. Below are links to the laws that discuss cannabis-related criminal offenses.
In addition to criminal penalties, illegal use of cannabis may affect other aspects of a person's life. For example, employment or release on probation or parole may depend upon abstaining from controlled substances. The links below explain the legality of drug testing.
As possession of cannabis has been decriminalized or legalized altogether in some states, there has been a movement to pardon people who were convicted of possession of small amounts of marijuana that would be legal today.