Major tax deadlines for March

  • March 15- 2015 calendar-year C corporation and S Corporations income tax returns are
    due.
  • March 15- Deadline for calendar-year corporations to elect S corporation status for 2016.
  • March 31- Payers who file electronically must submit 2015 information returns (such as
    1099s) to the IRS.
  • March 31- Employers who file electronically must submit 2015 W-2 copies to the Social
    Security Administration
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