Deadline to Submit W2 Data Corrections to PlanSource HCM by Kelly Sprekelmeyer · September 18, 2018 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: December 18, 2018 @ 5:00 pm – 5:00 pm 2018-12-18T17:00:00-05:00 2018-12-18T17:00:00-05:00 Deadline Any requests to update employee wage and tax data received after December 18th, including third party sick pay, void requests, etc. will result in W2c’s.