Nevada Tax Commission members George Kelesis, left, and Thom Sheets listen to a presentation on regulations for recreational marijuana sales in Las Vegas, Monday, May 8, 2017. (Colton Lochhead/Las …

Nevada Tax Commission members George Kelesis, left, and Thom Sheets listen to a presentation on regulations for recreational marijuana sales in Las Vegas, Monday, May 8, 2017. (Colton Lochhead/Las Vegas Review-Journal)