Question: What is the 1099 filing address for Montana?
Answer:
Sign, date and mail your MW-3 (Montana Annual Wage Withholding Tax Reconciliation) along with your 1099 returns to:
Montana Department of Revenue
PO Box 5835
Helena, MT 59604-5835
For more information refer to
http://1099-efile.realtaxtools.com/state/Montana/