This legal research guide provides information about gambling laws in Texas. You know, we're not Nevada. And so there are very few exceptions,". The owners of one Houston poker room say they are operating within a narrow margin of the law, but others aren't so sure. General Information · Bingo · Eight-Liners · Poker. . After the raids, District Attorney Kim Ogg. Poker Rooms in Texas. The clubs were accused of encouraging illegal gambling, money laundering, and criminal activities. “Our guys are not benefiting from the game. how to open a legal poker room in texas. And what is legal? "Basically, gambling is illegal in this state. Are you or someone you know facing a gambling charge in Texas? Contact Houston game room attorney Matthew Sharp for help». ” Local law enforcement officials, including Houston Police Chief Art Acevedo and Harris County.