Mining business income, as defined below, is generally subject to the Minnesota Occupation Tax instead of the Corporation Franchise Tax.
Do I need to file an Occupation Tax return?
You are required to file the Occupation Tax return if any of the following are true:
- You remove or beneficiate mine ore, the product of which you have final control and ownership.
- You produce ferrous metals in Minnesota, such as taconite, semi-taconite, and iron ore; and direct reduced iron (DRI).
- You produce nonferrous metals in Minnesota.
Note: You must use Form M4, Minnesota Corporation Franchise Tax Return, to report income from business activity not subject to the Occupation Tax , or property not used in the business of mining. this includes any income you receive from :
- contract mining;
- beneficiation or ore owned by someone else;
- leases of land or equipment;
- income received as royalties; or
- any other non-mining income.
When is the Occupation Tax return due?
You must file your annual Occupation Tax return by May 1. If that date falls on a weekend, the return is due by the next business day.
How do I file the Occupation Tax return?
Complete Form M30, Occupation Tax Return.
Mail Station 6100
St. Paul, MN 55146-6100
Round to the nearest dollar.
Assemble forms in numerical order starting with Form M30.
Make sure the return is signed by the person designated by the owners of the mining operation.
All returns must be filed on a calendar-year basis.