Check on last year's Minnesota Refund

https://www.mndor.state.mn.us/wm/servlets/Form1099GServlet

Check on Minnesota Refund

https://www.mndor.state.mn.us/wm/servlets/TaxReturnsServlet

Check on Federal Refund

https://sa1.www4.irs.gov/irfof/lang/en/irfofgetstatus.jsp

For easy taxes, file online yourself