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