Montana's online retailers must start collecting sales taxes for Washington; other states to follow - missoulacurrent.com
Montana's online retailers are now required to collect sales taxes for Washington, with potential for similar requirements from other states in the future.
Aforeworn detected this change in the Small Cross-Border Importers space on September 7, 2026 and published this briefing so affected operators are forewarned rather than caught off guard. It is rated High urgency. All online retailers based in Montana selling to customers in Washington. should confirm how it applies to their specific situation before acting. There is a time constraint attached: Immediate implementation required as of the announcement.. Acting after that point can mean penalties, a lapsed licence, or lost eligibility — exactly the kind of surprise Aforeworn exists to prevent. Aforeworn monitors Small Cross-Border Importers continuously and turns every detected change into a plain-English briefing like this one, so you always know first. Forewarned is forearmed.
What changed
New requirement to collect and remit sales taxes for sales made to Washington residents.
Who it affects
All online retailers based in Montana selling to customers in Washington.
What you must do
Implement systems to calculate, collect, and remit sales taxes for Washington sales.
Deadline
Immediate implementation required as of the announcement.
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