2025
January 27
- Important note: Because January 25 falls on a Saturday, any return, tax payment, or other required action is not due until January 27.
- Coal severance report and tax are due for December 2024.
- Coal conversion report and tax are due for December 2024.
February 25
- Coal severance report and tax are due for January 2025.
- Coal conversion report and tax are due for January 2025.
March 25
- Coal severance report and tax are due for February 2025.
- Coal conversion report and tax are due for February 2025.
April 25
- Coal severance report and tax are due for March 2025.
- Coal conversion report and tax are due for March 2025.
May 27
- Important note: Because May 25 falls on a Sunday and May 26 is a Holiday, any return, tax payment, or other required action is not due until May 27.
- Coal severance report and tax are due for April 2025.
- Coal conversion report and tax are due for April 2025.
June 25
- Coal severance report and tax are due for May 2025.
- Coal conversion report and tax are due for May 2025.
July 25
- Coal severance report and tax are due for June 2025.
- Coal conversion report and tax are due for June 2025.
August 25
- Coal severance report and tax are due for July 2025.
- Coal conversion report and tax are due for July 2025.
September 25
- Coal severance report and tax are due for August 2025.
- Coal conversion report and tax are due for August 2025.
October 27
- Important note: Because October 25 falls on a Saturday, any return, tax payment, or other required action is not due until October 27.
- Coal severance report and tax are due for September 2025.
- Coal conversion report and tax are due for September 2025.
November 25
- Coal severance report and tax are due for October 2025.
- Coal conversion report and tax are due October 2025.
December 26
- Important note: Because December 25 is a state holiday, any return, tax payment, or other required action is not due until December 26.
- Coal severance report and tax are due for November 2025.
- Coal conversion report and tax are due for November 2025.