All mines extracting micaceous minerals must file a Micaceous Mineral Mines License Tax (Form MMM) return.
Micaceous minerals are complex silicates such as:
$0.05 per ton of concentrates mined, extracted, or produced.
File and pay through our TransAction Portal (TAP).
The MMM return is due 30 days from the end of the calendar quarter.
| First Quarter | April 30 |
|---|---|
| Second Quarter | July 30 |
| Third Quarter | October 30 |
| Fourth Quarter | January 30 |
The Micaceous Mineral Mines License Tax is subject to uniform penalties and interest.
All proceeds from the micaceous mineral mines license tax are deposited in the state general fund.