The compromised bill was passed by an overwhelming majority of 30-4 votes.
After negotiations the bill included a compromise that allows for table games to be allowed at the three Delaware racetrack casinos as soon as possible. The racetracks will also see a biggest piece of the state's gambling revenue, according to Delaware Online.
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"My administration worked with the leadership in the house and senate to get this done," Markell said in a statement. "We never stopped fighting to do what was right for the taxpayers of Delaware."
The bill now must pass the State Senate and get signed by Markell before becoming law.