W-2 due May 29, 2013 by admin Calendar Add to Calendar Add to Timely Calendar Add to Google Add to Outlook Add to Apple Calendar Add to other calendar Export to XML When: January 31, 2014 all-day Repeats 2014-01-31T00:00:00+00:00 2014-02-01T00:00:00+00:00 Tax Dates Employers must file W-2s with Social Security Administration & 1099s with IRS.