Due to the recent winter storm, the IRS has extended the deadlines to file for Texas residents.
https://www.irs.gov/newsroom/irs-announces-tax-relief-for-texas-severe-winter-storm-victims

IMPORTANT TAX DEADLINES 2021

  • March 2 — Farmers & fishermen
    File your 2020 income tax return (Form 1040) and pay any tax due
  • March 10 — Employees who work for tips
    If you received $20 or more in tips during February, report them to your employer
  • March 15 — S Corporation election
    File Form 2553, Election by a Small Business Corporation, to elect to be treated as an S corporation beginning with calendar year 2020. If Form 2553 is filed late, S corporation treatment will begin with calendar year 2021.
  • March 15 — Partnerships
    File a 2020 calendar year return (Form 1065)
  • March 15 — S Corporations
    File a 2020 calendar year income tax return (Form 1120S) and pay any tax due
  • March 31 — Electronic filing of Forms W2
    File copies of all the Forms W2 you issued for 2020. This due date applies only if you electronically file.
  • March 31 — Electronic filing of Forms W2G
    File copies of all the Forms W2G you issued for 2020. This due date applies only if you electronically file.
  • March 31 — Electronic filing of Forms 8027
    File Forms 8027 for 2020. This due date applies only if you electronically file.
  • April 12 — Employees who work for tips
    If you received $20 or more in tips during March, report them to your employer. You can use Form 4070
  • April 15 — Individuals
    File a 2020 income tax return (Form 1040) and pay any tax due. If you want an automatic extension of time to file the return, file Form 4868, Application for Automatic Extension of Time To File U.S. Individual Income Tax Return. For more information, see Form 4868. Then, file Form 1040 by October 15.
  • April 15 — Corporations
    File a 2020 calendar year income tax return (Form 1120) and pay any tax due.
  • April 15 — Individuals
    If you are not paying your 2021 income tax through withholding (or will not pay in enough tax during the year that way), pay the first installment of your 2021 estimated tax. Use Form 1040ES.
  • April 15 — Household Employers
    If you paid cash wages of $2,200 or more in 2020 to a household employee, you must file Schedule H
  • April 15 — Corporations
    Deposit the first installment of estimated income tax for 2020
  • April 15 — Individuals
    If you are a U.S. citizen or resident alien living and working (or on military duty) outside the United States and Puerto Rico, file Form 1040 and pay any tax, interest, and penalties due. If you want additional time to file your return, file Form 4868 to obtain 3 additional months to file
  • May 10 — Employees who work for tips
    If you received $20 or more in tips during April, report them to your employer
  • May 31 — Everyone
    Federal Holiday (Memorial Day)
  • June 10 — Employees who work for tips
    If you received $20 or more in tips during May, report them to your employer
  • June 15 — Individuals
    Make a payment of your 2021 estimated tax if you are not paying your income tax for the year through withholding (or will not pay in enough tax that way). Use Form 1040-ES. This is the second installment
  • June 15 — Corporations
    Deposit the second installment of estimated income tax for 2021
  • July 5 — Everyone
    Federal Holiday (Independence Day)
  • July 12 — Employees who work for tips
    If you received $20 or more in tips during June, report them to your employer
  • August 10 — Employees who work for tips
    If you received $20 or more in tips during July, report them to your employer
  • September 10 — Employees who work for tips
    If you received $20 or more in tips during August, report them to your employer
  • September 15 — Individuals
    Make a payment of your 2021 estimated tax if you are not paying your income tax for the year through withholding (or will not pay in enough tax that way). Use Form 1040-ES. This is the third installment
  • September 15 — S Corporations
    File a 2020 calendar year income tax return (Form 1120S) and pay any tax due. This due date applies only if you timely requested an automatic extension
  • September 15 — Partnerships
    File a 2020 calendar year return (Form 1065). This due date applies only if you were given an additional extension
  • September 15 — Corporations
    Deposit the third installment of estimated income tax for 2021
  • October 12 — Employees who work for tips
    If you received $20 or more in tips during September, report them to your employer
  • October 15 — Individuals
    If you have an automatic extension to file your income tax return for 2020, file Form 1040 and pay any tax, interest, and penalties due
  • November 10 — Employees who work for tips
    If you received $20 or more in tips during October, report them to your employer
  • December 10 — Employees who work for tips
    If you received $20 or more in tips during November, report them to your employer
  • December 15 — Corporations
    Deposit the fourth installment of estimated income tax for 2021