What is a reasonable cause for failure to file penalty?

Asked by: Yadira Tromp  |  Last update: September 12, 2026
Score: 4.4/5 (18 votes)

Reasonable cause for failure to file a penalty is a legal defense for waiving IRS penalties when a taxpayer demonstrates that they exercised ordinary business care and prudence but were still unable to file or pay on time due to circumstances beyond their control. Valid reasons include natural disasters, serious illness, death in the family, or inability to obtain records.

What is a reasonable excuse for late filing penalty?

A reasonable excuse is something that stopped you meeting a tax obligation for a valid reason, for example: your partner or another close relative died shortly before the tax return or payment deadline. you had an unexpected stay in hospital that prevented you from dealing with your tax affairs.

What is a good reason for penalty waiver?

The IRS can waive penalties if you demonstrate that your failure to comply with tax requirements was due to reasonable cause. Acceptable reasons include serious illness, natural disasters, or other events beyond your control that prevented timely tax filing or payment.

What is an acceptable reason for not filing taxes?

Examples of valid reasons for failing to file or pay on time may include: Fires, natural disasters or civil disturbances. Inability to get records. Death, serious illness or unavoidable absence of the taxpayer or immediate family.

What is a good reason for filing late?

Acceptable reasons for IRS abatement of late filing penalties include serious illness, natural disasters, or unavoidable absence. Taxpayers must provide clear documentation supporting their claim. The IRS reviews each case individually, considering circumstances beyond the taxpayer's control.

How do I get my IRS penalty waived? Just ask nicely!?

25 related questions found

What is the definition of reasonable cause?

Reasonable cause refers to a set of facts and circumstances that would lead a prudent and cautious person to believe that a particular action is justified, or that a particular event or condition exists. It is a standard of belief that is more than mere suspicion but less than absolute certainty.

What is a good reason for late submission?

Common reasons include illness or personal emergencies, an overwhelming workload from multiple classes, poor time management skills, or misunderstanding of the assignment or deadline. As teachers and educators, recognising these factors helps respond empathetically and constructively to late submission requests.

Can you appeal a late filing penalty?

If you filed your tax return late due to reasons outside of your control, you might consider appealing the late filing penalty on the grounds of having a 'reasonable excuse'. You will normally need to submit your appeal within 30 days of receiving the penalty notice.

Will the IRS waive late filing penalties?

If you're not eligible for First Time Abate penalty relief, the IRS may abate your penalties for filing and paying late if you can show reasonable cause and that the failure wasn't due to willful neglect.

What causes a failure to file penalty?

A failure to file penalty is charged on returns filed after the due date or extended due date, absent a reasonable cause for filing late. The combined penalty is 5% (4.5% late filing and 0.5% late payment) for each month or part of a month that your return was late, up to 25%.

What is the IRS one time forgiveness?

One-time forgiveness, officially known as First-Time Penalty Abatement (FTA), is an IRS program that allows qualified taxpayers to have certain penalties removed from their tax accounts.

What happens if I file taxes after October 15th?

If you file taxes after the October 15 extension deadline, the IRS will assess penalties and interest, primarily a failure-to-file penalty (5% per month, max 25%), plus a separate failure-to-pay penalty (0.5% per month) and daily interest on the unpaid taxes, though you can request penalty abatement for reasonable cause like natural disasters. The October deadline is for filing, not paying; if you owe, payment was due in April, so you'll likely face both penalties and interest until you file and pay, but you won't be penalized if you're due a refund. 

How to get out of tax penalties?

If you have paid your entire balance in full, including the penalties you are requesting to have waived, you would need to send a written statement or Form 2918, One-Time Penalty Abatement - Individual. Please see Claim for refund for additional information.

What is considered a reasonable excuse?

Believable excuses are short, specific, and unavoidable, often involving sudden illness (like food poisoning, migraine, or flu), family emergencies (sick child, elderly parent), or home/transportation issues (burst pipe, car trouble), as these are beyond your control and usually require honesty without oversharing details. Keep it brief, mention you'll update them, and avoid over-explaining or using common lies that get caught. 

Are late filing penalties allowable?

Are HMRC penalties allowable and tax deductible for Corporation Tax? Fines for late tax filings or payments are treated by HMRC as a disallowable expense and, therefore, not tax deductible, but penalties must still be included on your income statement and CT600 return.

What is the maximum late filing penalty?

As time goes on, the way your tax penalty is assessed changes: For each month or part of a month that your tax return was late, the combined maximum penalty is 5% (4.5% late filing and 0.5% late payment), up to 25% of the unpaid tax at the time of filing.

What is the 7 day rule for accounts?

Mean accounting date arrangements

390 enables a company to draw up its accounts to any date within seven days either side of its accounting reference date. HMRC will generally allow a company to adopt its year-end date for corporation tax purposes provided it does not vary more than four days from a mean date.

What to do if you are behind on filing taxes?

If you missed the filing deadline for filing your income tax return, we give you an automatic extension until October 15th. No application is required. Visit Personal due dates for more information.

What is the IRS $10,000 rule?

The IRS "10k rule" primarily refers to the requirement for businesses and financial institutions to report cash transactions over $10,000 by filing Form 8300 (for businesses) or a Currency Transaction Report (CTR) (for banks), under the Bank Secrecy Act. This rule helps combat money laundering, tax evasion, and terrorist financing, requiring reporting for single transactions or related transactions totaling over $10,000 in cash within a year, with penalties for non-compliance.

What is the 20k rule?

The "20k rule" refers to the traditional IRS threshold for reporting income from payment apps and online marketplaces on Form 1099-K: over $20,000 in gross payments AND more than 200 transactions in a calendar year. While a law (the American Rescue Plan) temporarily lowered the threshold to $600, recent legislation, the One Big Beautiful Bill Act (OBBBA) (OBBBA), has reinstated the $20,000/200-transaction rule for tax years starting in 2025, providing relief for casual sellers and gig workers. 

What is a valid reason for being late?

Traffic. Another common excuse for being late is an issue with traffic. Major accidents, construction and other events can cause traffic to slow, which may impact your commute and your ability to get to work on time.

How to write an apology letter for late submission?

Dear [Recipient's Name],

I apologize for the late submission of [specific project, report, or task]. I understand that timely delivery is essential, and I regret any inconvenience this may have caused to your schedule or workflow.

How to make an excuse?

There are a few principles that will help you in creating an excuse:

  1. Keep it on the realistic side. ...
  2. Try and don't make it too complex. ...
  3. Stick to your story once you say it.
  4. If you're going to lie, make it as true as possible.