An Overview of Kentucky State Business Income Tax Extension Forms

- Updated Feb 27, 2021 - 8.00 AM by Admin, ExpressExtension

Does Kentucky support tax extension for business income
tax returns?

Q

Yes. Kentucky requires a tax extension Form to be filed with the state department or You can attach a copy of the federal extension Form 7004 to the return when filed.

What extension form does the State of Kentucky require?

Q
For Corporation

The businesses operating (as Corporation) in Kentucky need to file Form 720EXT with the state to obtain a 6-month extension of time to file their business income tax return Form 720 with the state. Or else, You can submit a copy of the federal extension to the return when filed.

A copy of the federal extension submitted after the return is filed does not constitute a valid extension, and late filing penalties will
be assessed.

  • Form 720EXT - Request for Six-Month Extension to File
    (for C Corporation)
For S-Corporation

The businesses operating (as S Corporation) in Kentucky need to file Form 720EXT with the state to obtain a 6-month extension of time to file their business income tax return Form 720S with the state. Or else, You can submit a copy of the federal extension to the return when filed.

A copy of the federal extension submitted after the return is filed does not constitute a valid extension, and late filing penalties will
be assessed.

  • Form 720EXT - Request for Six-Month Extension to File
    (for S Corporation)
For Partnership

The businesses operating as partnerships in Kentucky need to file Form 720EXT with the state to obtain a 6-month extension of time to file their partnership income tax return Form 765 with the state. Or else, You can submit a copy of the federal extension to the return when filed.

A copy of the federal extension submitted after the return is filed does not constitute a valid extension, and late filing penalties will
be assessed.

  • Form 720EXT - Request for Six-Month Extension to File
    (for S Corporation)
For Fiduciaries

Businesses operating as Fiduciaries in Kentucky need to file Form 740 EXT to obtain a 6-month extension of time to file their fiduciary income tax return Form with the state. Businesses also have the option to submit a copy of their approved federal extension when they file their state tax return.

However, submitting a copy of the approved federal extension form after filing their state tax return does not constitute a valid extension and penalties will
be assessed.

Form 740 EXT - Request for 6-Month Extension to File (for Fiduciaries)

When is the deadline to file Form 720 EXT & 740 EXT with the State of Kentucky?

Q
Kentucky General Corporation
Tax Extension

Kentucky State General Business Corporation tax extension Form 720EXT is due within 4 months and 15 days following the end of the corporation reporting period.

To file an extension for Form 720, apply for an extension using Form 720EXT on or before the same date the business tax return is due.

Form 720EXT grants an automatic 6-month extension of time to file Form 720.

Kentucky S-Corporation Tax Extension

Kentucky State General Business S Corporation tax extension Form 720EXT is due within 4 months and 15 days following the end of the corporation reporting period.

To file an extension for Form 720S, apply for an extension using Form 720EXT on or before the same date the business tax return is due.

Form 720EXT grants an automatic 6-month extension of time to file Form 720.

Kentucky Partnership Tax Extension

Kentucky State Partnership tax extension Form 720EXT is due within 4 months and 15 days following the end of the partnership
reporting period.

To file an extension for Form 765, apply for an extension using Form 720EXT on or before the same date the partnership tax return is due.

Form 720EXT grants an automatic 6-month extension of time to file Form 720.

Kentucky Fiduciary Tax Extensions

The Kentucky State Fiduciary tax extension Form 740 EXT is due within 4 months and 15 days following the end of the Fiduciaries
reporting period.

To file an extension for Fiduciary, apply for an extension using Form 740 EXT on or before the original date the fiduciary tax return is due.

Form 740 EXT grants an automatic 6-month extension of time to
file fiduciary form.

How do I pay my balance due along with the extension Form?

Q

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

  • The Corporation Income/Limited Liability Entity Tax Estimated Tax Voucher, Form 720–ES, is used to submit estimated tax payments for corporation income tax and LLET
  • Electronic Fund Transfer available at www.revenue.ky.gov.
  • Payment by check or money order – Complete Form 720EXT and mail to the
    mentioned address

Where do I mail the extension
Form 720EXT?

Q

If filing a paper return Form 720 EXT with payment, Make the check or money order payable to "Kentucky State Treasurer" and
mail to

Kentucky Department of Revenue,
Frankfort, KY 40620-0021.

If filing a paper return Form 720 EXT showing no tax due or a refund, please mail to

Kentucky Department of Revenue,
P.O. Box 856905,
Louisville, KY 40285-6905.

If paying an estimate, extension, or other payment without a paper return Form 720 EXT, mail the check or money order made payable to "Kentucky State Treasurer" to

Kentucky Department of Revenue,
Frankfort, KY 40620-0020.