Choose a video to embed. Mount Airy Casino Resort .golden nugget hotel and casino review CASINO CHIP SETS HARRISBURG, Pa. (AP) — Pennsylvania is cracking down on illegal gambling machines at businesses. Best States. A New Ranking From U.S. News & World Report. To understand Pennsylvania gaming law, we should start with a look at how the state defines illegal gambling. We will post updates on the possible regulation and legalization of online gambling in Pennsylvania here whenever there’s something new to report. Pennsylvania police cracked down on hundreds of illegal gambling devices in bars and small businesses in western Pennsylvania. They resulted in the seizure of illegal gambling devices and more than $, in cash.