2018 Tax Filing Deadlines
Quarter One Deadlines
January 15th
- Personal estimated tax payment
- Payroll tax deposit at bank
- State tax deposit mailed
January 20th
- Sales tax – If you collect
January 31st
- W-2s to employees
- 1099s to independent contractors
- 941 (Payroll) to IRS
- 940 (Payroll – Federal Unemployment tax) to IRS
- State unemployment form to State
February 15th
- Payroll tax deposit – If monthly
- State tax deposit – If monthly
February 20th
- Sales tax – If you collect
February 28th
- W-2 and W-3 to IRS
- MW508 and W-2s to State
March 15th
- Payroll tax deposit – If monthly
- State tax deposit – If monthly
- Corporate tax return to IRS
- Corporate tax return to State
March 20th
- Sales tax – If you collect
Quarter Two Deadlines
April 15th
- Personal estimated tax payment
- Payroll tax deposit at bank
- State tax deposit mailed
- Individual tax returns (1040)
- Partnership tax returns (1065)
- S Corporation tax returns (1120S)
April 20th
- Sales tax – If you collect
April 31st
- State unemployment form to State
May 15th
- Payroll tax deposit – If monthly
- State tax deposit – If monthly
May 20th
- Sales tax – If you collect
June 15th
- Payroll tax deposit – If monthly
- State tax deposit – If monthly
- Personal estimated tax payment
June 20th
- Sales tax – If you collect
Quarter Three Deadlines
July 15th
- Personal estimated tax payment
- Payroll tax deposit at bank
- State tax deposit mailed
July 20th
- Sales tax – If you collect
July 31st
- State unemployment form to State
August 15th
- Payroll tax deposit – If monthly
- State tax deposit – If monthly
August 20th
- Sales tax – If you collect
September 15th
- Payroll tax deposit – If monthly
- State tax deposit – If monthly
- Personal estimated tax payment
September 20th
- Sales tax – If you collect
Quarter Four Deadlines
October 15th
- Personal estimated tax payment
- Payroll tax deposit at bank
- State tax deposit mailed
October 20th
- Sales tax – If you collect
October 31st
- State unemployment form to State
November 15th
- Payroll tax deposit – If monthly
- State tax deposit – If monthly
November 20th
- Sales tax – If you collect
December 15th
- Payroll tax deposit – If monthly
- State tax deposit – If monthly
December 20th
- Sales tax – If you collect