Do you own or operate a small business? Or do you plan to start a business someday soon? If you answered yes to either question, the IRS has online information, support and services that may be helpful to you.

Small Business Week Webinars. During National Small Business Week 2013, the IRS is hosting two free, live small business webinars. Go online to learn about the many tax benefits available to businesses. You will also learn how to avoid common mistakes made by small businesses. IRS staff will answer questions during each webinar.

  • Attend the free live webinars on June 18 and June 20 at 2 p.m. (ET).
  • Register for the events at IRS Webinars for Small Businesses.
  • Although tax professionals will not get continuing education credits, they will receive lots of useful information.

If you're unable to attend the live events, you can view the archived versions on the IRS Video Portal. They'll be available about three weeks after the broadcasts.

Online Support Anytime. The IRS offers many online products and services for small businesses. They're available any day of the week throughout the year on IRS.gov. Here are just a few examples of the business resources the IRS offers:

  • The Online Learning and Educational Products page features useful small business tools. The Online Tax Calendar helps you keep track of important tax deadlines. You can subscribe to e-News for Small Businesses to help you stay on top of the latest tax news affecting small businesses.
  • The Self-Employed Individuals Tax Center is for sole proprietors, independent contractors, members of partnerships, and others who are in business for themselves. Check it out for self-employed tax information and more tools.
  • The Small Business and Self-Employed Tax Center is for small businesses with assets under $10 million. Visit this page for resources like Small Business Taxes: the Virtual Workshop. This popular class helps you learn the basics of federal taxes. It offers nine lessons to help you navigate tax issues so your small business can thrive.

Visit IRS.gov for more information and federal tax news for small businesses. You can also get small business forms and publications on the IRS website or by calling 800-TAX-FORM (800-829-3676).

September 2015
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Upcoming Tax Dates

September 7 Everyone
Federal Holiday (Labor Day) - Details

September 10 Employees who work for tips
If you received $20 or more in tips during August, report them to your employer - Details

September 10 Communications and air transportation taxes under the alternative method.
Deposit the tax included in amounts billed or tickets sold during the first 15 days of August.

September 14 Regular method taxes
Deposit the tax included in amounts billed or tickets sold during the last 16 days of August.

September 15 Individuals
Make a payment of your 2015 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 - Details

September 15 Corporations
File a 2014 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 - Details

September 15 S Corporations
File a 2014 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 - Details

September 15 Partnerships
File a 2014 calendar year return (Form 1065). This due date applies only if you were given an additional 5-month extension - Details

September 15 Corporations
Deposit the third installment of estimated income tax for 2015 - Details

September 15 Social security, Medicare, and withheld income tax
If the monthly deposit rule applies, deposit the tax for payments in August.

September 15 Nonpayroll withholding
If the monthly deposit rule applies, deposit the tax for payments in August.

September 25 Communications and air transportation taxes under the alternative method.
Deposit the tax included in amounts billed or tickets sold during the last 16 days of August.

September 29 Regular method taxes
Deposit the tax for the first 15 days of September.

September 29 Regular method taxes (special September deposit rule)
Deposit the tax for the period beginning September 16 and ending September 26.

September 29 Communications and air transportation taxes under the alternative method (special September deposit rule).
Deposit the tax included in amounts billed or tickets sold during the period beginning September 1 and ending September 11.

September 30 Wagering tax
File Form 730 and pay the tax on wagers accepted during August.

September 30 Heavy highway vehicle use tax
File Form 2290 and pay the tax for vehicles first used in August.

View More Tax Dates