- January 31st is the deadline to file W-2s using Business Services Online or to submit paper Form W-2. If this date falls on a Saturday, Sunday, or legal holiday, the deadline will be the next business day.
- January 31st is the deadline to distribute Forms W-2 to employee(s).
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Business Services Online (BSO)
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Monday - Friday: 4:15 AM - 1 AM ET
Saturday: 5 AM - 11 PM ET
Sunday: 8 AM - 11:30 PM ET
Saturday: 5 AM - 11 PM ET
Sunday: 8 AM - 11:30 PM ET
About W-2 Filing
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