Officials raided 31 resorts and nightclubs after reports of counterfeit liquor being served to customers.
MORE: US State Department warns travelers to beware of possibly tainted alcohol in Mexico
Two bars were shut down, including a lobby bar where 20-year-old Abbey Connor of Wisconsin allegedly drank tainted alcohol and later drowned in a pool during a family vacation in January.
Connor was found facedown in the pool at Iberostar Paraiso resort in Playa del Carmen. Her brother suffered a concussion. He said he doesn't remember what happened and there were reportedly no cameras.
MORE: Family searching for answers after daughter dies at resort during vacation in Mexico
The popular Fat Tuesday bar in Cancun has been temporarily shut down.