Gov. Mary Fallin speaks May 15 with House Minority Floor Leader Scott Inman. On Saturday, Inman said in a news conference that negotiations once again have stalled on the issue of oil and gas industry taxes. [Photo by Jim Beckel, The Oklahoman Archives]

House and Senate leadership called lawmakers to the Oklahoma Capitol on Saturday with hopes a revenue deal could be struck in time to avoid a special session.

Saturday came and went. No deal.

What stands between Democrats and Republicans is a single percentage point of the gross production tax.

The gross production tax is the rate charged on oil and gas produced in Oklahoma. The industry now pays 2 percent for the first three years of operation, and then 7 percent for the remaining life of the well.