« All Events This event has passed. First Half 2023 Metal Mines License Tax Payments Due August 15, 2023 @ 12:00 am - 11:59 pm « First 2023 Bentonite Production Tax Payment Due Second Quarter Oil and Natural Gas Production Tax Returns Due » August 15 The first half-payment for 2023 Metal Mines License Tax is due on August 15, 2023. Metal Mines License Tax is due twice each year: Period Ending June 30 August 15 Period Ending December 31 March 31 Add to calendar Google Calendar iCalendar Outlook 365 Outlook Live Details Date: August 15, 2023 Time: 12:00 am - 11:59 pm Event Categories: Due Dates, Natural Resource Tax Event Tags:Metal Mines