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Contamination Tax

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Minnesota Counties report Contamination Tax collections on Contamination Tax Return (Form CN1).

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651-556-4721
651-297-1939 (fax)

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8:00 a.m.- 4:30 p.m. Mon.- Fri.

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Minnesota Revenue
Mail Station 3331
600 N. Robert St.
St. Paul MN 55146-3331

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