IRS Authorized E-file Provider for Tax Extension Forms

Colorado
State Business Income Tax Extension

Colorado Requires:

  • The state of Colorado doesn’t require any extension Form as it automatically grants extensions up to
    6 months.
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IRS Authorized E-file Provider for Tax Extension Forms

ExpressExtension supports the filing of filing of Forms DR 0158-C, DR 0158-N & DR 0158-F with the State of Colorado.


  • Choose Your State Extension Form
  • Fill in Form Details
  • Download & Print the Form

An Overview of Colorado State Business Income Tax Extension Forms

- Updated Feb 08, 2024 - 8.00 AM by Admin, ExpressExtension

Does Colorado support tax extension for business tax returns?

Yes. The state of Colorado supports the automatic extension of time to file business income tax returns
with the state.

What Form does the state of Colorado require to apply for
an extension?

There is no state-specific form to request an extension, as the state of Colorado automatically provides the extension for up to 6 months for businesses to file an income tax return with the state. If you owe money to the state, you must file Colorado Form 0158-C & 0158-N.

How do I pay my balance due to the state of Colorado with
my extension?

You can choose to pay your balance due along with your return by using any one of the following options:

  • Electronically via the Revenue Online system.
  • Check or money order
    • Colorado C Corporation Income Tax Return - Use Payment
      Form 0158-C.
    • Colorado Composite Nonresident Income Tax Return - Use Payment
      Form 0158-N.

Note: If your Colorado tax liability is zero, you do not need to file anything to get a state extension.

When is the deadline to file a business tax return with Colorado?

Colorado Businesses must file their Colorado business tax return by the fifteenth day of the fourth month i.e. April 15 following the close of the taxable year (for fiscal year filers) and Colorado business tax extension offers an automatic 6 months tax extension, which moves the filing deadline to October 15 (for
calendar year).

Where to mail payment Form 0158-C & 0158-N?

Mail Colorado Form 0158-C & 0158-N with payment voucher to the
following address:

Address Icon
Colorado Department of Revenue,
1375 Sherman Street,
Denver, CO 80261-0008.