Due April 18th
File 2021 Tax Return Pay Quarterly Estimated Taxes
Pay 2021 Taxes Due Request 6-Month Filing Extension
Contribute to Individual Retirement Account (IRA) for 2021
Contribute to Health Savings Account (HSA) for 2021
Contribute to Solo 401(k) Plan or Simplified Employee Pension (SEP)
Plan for 2021 by Self-Employed if Form 1040 Is Not Extended