T
The Daily Insight

What is reasonable cause for filing late?

Author

Andrew Ramirez

Published Apr 09, 2026

Sound reasons, if established, include: Fire, casualty, natural disaster or other disturbances. Inability to obtain records. Death, serious illness, incapacitation or unavoidable absence of the taxpayer or a member of the taxpayer’s immediate family.

What is reasonable cause IRS?

IRS Definition: Reasonable cause is based on all the facts and circumstances in your situation. The IRS will consider any reason which establishes that you used all ordinary business care and prudence to meet your federal tax obligations but were nevertheless unable to do so.

Is there a reasonable cause to file a late tax return?

Unfortunately, the U.S. Supreme Court has held that the reliance of a taxpayer (an executor) on an agent (attorney) to prepare and file a tax return is not reasonable cause for late filing of a tax return. [9] A lay person knows that tax returns have fixed filing dates and that taxes are required to be paid when due.

How to claim reasonable cause for late payment?

Some basic elements of claiming reasonable cause for late filing or payment: Show that you attempted to meet your federal tax obligations. Explain and prove that external forces prevented you from filing/paying on time.

Can a person be excused from paying a late tax penalty?

As a general rule, the taxpayer is not excused from the late filing penalty merely because he or she turned the matter over to his or her tax adviser, spouse, or some other responsible person where the latter files the return late or fails to file it without reasonable cause. [32] This includes the filing of an extension request. [33]

What is the penalty for not paying sales tax?

The majority of states impose at least a 50% penalty on the amount of tax assessed by the state or the amount of tax due. However, the penalty can be even higher than 50%. Colorado, for example, imposes a penalty of 100% of the tax due plus an additional 3% per month when there is intent to defraud the state.