Casinos capped floor occupancy at 50% as part of new social distancing orders.
All employees must wear masks and plexiglass divides table game workers and customers.
Some downtown Las Vegas casinos opened their doors at the strike of midnight as virtual fireworks lit up the Fremont Street canopy.
By late morning many Strip properties had returned to business including the Wynn and Encore, MGM Grand, the Bellagio and New York-New York.
Six Station Casinos properties reopened across Las Vegas including Red Rock.
Many casinos are luring in customers with free parking. Sahara Las Vegas is temporarily dropping resort fees.
Las Vegas casinos will expect to draw primarily from local and regional customers. Circa Resort & Casino CEO Derek Stevens is bringing in travelers from around the country with 2,000 free one-way flight tickets to Las Vegas.