Tax Calendar
June
June 11
​
Employees – Who work for tips. If you received $20 or more in tips during May, report them to your employer. You can use Form 4070.
​
June 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. Otherwise, see April 17. If you want additional time to file your return, file Form 4868 to obtain 4 additional months to file. Then file Form 1040 by October 15
However, if you are a participant in a combat zone you may be able to further extend the filing deadline.
Individuals – Make a payment of your 2018 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 date for estimated tax in 2018.
Corporations – Deposit the second installment of estimated income tax for 2018. A worksheet, Form 1120-W, is available to help you estimate your tax for the year.
Employers – Nonpayroll withholding. If the monthly deposit rule applies, deposit the tax for payments in May.
Employers – Social Security, Medicare, and withheld income tax. If the monthly deposit rule applies, deposit the tax for payments in May.
July
July 10
​
Employees – Who work for tips. If you received $20 or more in tips during June, report them to your employer. You can use Form 4070.
​
July 16
​
Employers – Social Security, Medicare, and withheld income tax. If the monthly deposit rule applies, deposit the tax for payments in June.
​
Employers – Nonpayroll withholding. If the monthly deposit rule applies, deposit the tax for payments in June.
July 16
​
Employers – Federal unemployment tax. Deposit the tax owed through June if more than $500.
Employers – If you maintain an employee benefit plan, such as a pension, profit sharing, or stock bonus plan, file Form 5500 or 5500-EZ for calendar year 2017. If you use a fiscal year as your plan year, file the form by the last day of the seventh month after the plan year ends.
Certain Small Employers – Deposit any undeposited tax if your tax liability is $2,500 or more for 2018 but less than $2,500 for the second quarter.
​
Employers – Social Security, Medicare, and withheld income tax. File Form 941 for the second quarter of 2018. Deposit any undeposited tax. (If your tax liability is less than $2,500, you can pay it in full with a timely filed return.) If you deposited the tax for the quarter in full and on time, you have until August 10 to file the return.
August
August 10
​
Employees – who work for tips. If you received $20 or more in tips during July, report them to your employer. You can use Form 4070.
​
Employers – Social Security, Medicare, and withheld income tax. File Form 941 for the second quarter of 2018. This due date only applies if you deposited the tax for the quarter timely, properly, and in full.
​
August 15
​
Employers – Social Security, Medicare, and withheld income tax. If the monthly deposit rule applies, deposit the tax for payments in July.
​
Employers – Nonpayroll withholding. If the monthly deposit rule applies, deposit the tax for payments in July.
September
September 10
​
Employees – Who work for tips. If you received $20 or more in tips during August, report them to your employer. You can use Form 4070.
​
September 17
​
Individuals – Make a payment of your 2018 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 date for estimated tax in 2018.
​
Employers – Nonpayroll withholding. If the monthly deposit rule applies, deposit the tax for payments in August.
​
Employers – Social Security, Medicare, and withheld income tax. If the monthly deposit rule applies, deposit the tax for payments in August.
​
Electing Large Partnerships – File a 2017 calendar year income tax return (Form 1065-B) and pay any tax due. This due date applies only if you timely requested an automatic 6-month extension. Otherwise, see March 15. Provide each partner with a copy of Schedule K-1 (Form 1065-B) or a substitute Schedule K-1.
​
S Corporations – File a 2017 calendar year income tax return (Form 1120S) and pay any tax due. This due date applies only if you timely requested an automatic 6-month extension. Otherwise, see March 15. Provide each shareholder with a copy of Schedule K-1 (Form 1120S) or a substitute Schedule K-1.
​
Partnerships – File a 2017 calendar year return (Form 1065). This due date applies only if you were given an additional 6-month extension. Otherwise see March 15. Provide each partner with a copy of Schedule K1 (Form 1065) or a substitute Schedule K1.
​
Corporations – Deposit the third installment of estimated income tax for 2018. A worksheet, Form 1120-W, is available to help you make an estimate of your tax for the year.
October
October 10
​
Employees – Who work for tips. If you received $20 or more in tips during September, report them to your employer. You can use Form 4070.
​
October 15
​
Individuals – If you have an automatic 6-month extension to file your income tax return for 2017, file Form 1040, 1040A, or 1040EZ and pay any tax, interest, and penalties due.
​
Employers – Nonpayroll withholding. If the monthly deposit rule applies, deposit the tax for payments in September.
​
Employers – Social Security, Medicare, and withheld income tax. If the monthly deposit rule applies, deposit the tax for payments in September.
​
Corporations – File a 2017 calendar year income tax return (Form 1120) and pay any tax, interest, and penalties due. This due date applies only if you timely requested an automatic 6-month extension, Otherwise, see April 17.
​
October 31
​
Employees – Social Security, Medicare, and withheld income tax. File form 941 for the third quarter of 2018. Deposit any undeposited tax. (If your tax liability is less than $2,500, you can pay it in full with a timely filed return.) If you deposited the tax for the quarter in full and on time, you have until November 13 to file the return.
​
Certain Small Employers – Deposit any undeposited tax if your tax liability is $2,500 or more for 2018 but less than $2,500 for the third quarter.
​
Employers – Federal Unemployment Tax. Deposit the tax owed through September if more than $500.
November
During November
​
Employers – Income tax withholding. Ask employees whose withholding allowances will be different in 2019 to fill out a new Form W-4. The 2019 revision of Form W-4 will be available on the IRS website by mid-December.
​
November 13
​
Employees – Who work for tips. If you received $20 or more in tips during October, report them to your employer. You can use Form 4070.
​
Employers – Social Security, Medicare, and withheld income tax. File Form 941 for the third quarter of 2018. This due date only applies if you deposited the tax for the quarter timely, properly, and in full.
​
November 15
​
Employers – Social Security, Medicare, and withheld income tax. If the monthly deposit rule applies, deposit the tax for payments in October.
​
Employers – Nonpayroll withholding. If the monthly deposit rule applies, deposit the tax for payments in October.
December
December 10
​
Employees – Who work for tips. If you received $20 or more in tips during November, report them to your employer. You can use Form 4070.
​
December 17
Corporations – Deposit the fourth installment of estimated income tax for 2018. A worksheet, Form 1120-W, is available to help you estimate your tax for the year.
Employers – Nonpayroll withholding. Social Security, Medicare, and withheld income tax. If the monthly deposit rule applies, deposit the tax for payments in November.
Employers – Nonpayroll withholding. If the monthly deposit rule applies, deposit the tax for payments in November.
GET IN TOUCH TO GET STARTED
Contact Middle Mountain Tax Planning
Please fill out the form below and we will contact you shortly.