2015 Senate Bill 591

House Roll Call 633: Passed

To establish a separate regulatory regime over small native copper mining operations (meaning ones that generate less than 75,000 tons of waste rock a year to extract copper “in its elemental form”).

99 Yeas / 9 Nays
Republican (61 Yeas / 0 Nays)
Democrat (38 Yeas / 9 Nays)