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IRS.gov Website

Frequently Asked Tax Questions

Small Business, Self-Employed, Other Business - Starting or Ending a Business

  1. I am starting a small business. What assistance can the IRS give me?
  2. How do I find out if my business needs to collect sales tax?
  3. I just started a small business and want to know if I have to file my income taxes quarterly or at the end of the year?
  4. What is the due date for business returns?
  5. It looks as though I will have to close my business. Does the IRS offer any information on things to consider when closing a business?

Rev. date: 12/16/2013

I am starting a small business. What assistance can the IRS give me?

When you’re running a business, you don’t need to be a tax expert too. But you do need some tax basics. We give you the information you need to stay tax compliant so your business can thrive. Put our knowledge to work for you.

Rev. date: 12/16/2013

How do I find out if my business needs to collect sales tax?

Your question is a state tax question. Your state revenue department should provide information regarding sales tax to you. To access the state you need to direct your question to, please go to State Links.

Rev. date: 12/16/2013

I just started a small business and want to know if I have to file my income taxes quarterly or at the end of the year?

The federal income tax return is filed annually, but the federal income tax system is a pay-as-you-go system.
If your business is a sole proprietorship or an unincorporated single member LLC with you as the sole owner, the income is attributable to you personally.  If your business is a partnership, an unincorporated multi-member LLC, or an S corporation; the ordinary business income passes through to members and is attributable to him or her on their personal return.
After deducting any withholding and refundable credits, if you expect to owe more than the amount allowed by law at the end of the year:
When you file your income tax return at the end of the year:
Generally, all other corporations must make installment payments if they expect their estimated tax for the year to be $500 or more. All corporations, except for most S corporations, will use Form 1120-W (PDF), Estimated Tax for Corporations, as a worksheet to figure each required installment of estimated tax.

Rev. date: 12/16/2013

What is the due date for business returns?

Some business entities’ returns have due dates other than April 15. The instructions for the each type of form used will have the appropriate due date(s) noted:

Rev. date: 12/16/2013

It looks as though I will have to close my business. Does the IRS offer any information on things to consider when closing a business?